Page 1 DC Inverter U-MATCH Air Conditioners Service Manual （T1/R410A/50Hz） GREE ELECTRIC APPLIANCES INC. OF ZHUHAI...
Page 2: Table Of Contents
CONTENTS PRODUCT..............................2 1 MODELS LIST ..........................2 1.1 Outdoor Unit......................2 1.2 Indoor Unit ....................... 3 2 NOMENCLATURE..........................4 3 FUNCTION............................5 4 PRODUCT DATA ..........................6 4.1 Product Data at Rated Condition ................6 4.2 Operation Range ....................25 4.3 Electrical Data......................26 5 PIPING DIAGRAM........................27 CONTROL..............................29 1 OPERATION FLOWCHART .......................29...
Page 3 2.3 Caution for Installation ................... 79 2.4 Dimension Data ..................... 80 3 REFRIGERATION PIPING WORK ...................81 3.1 Refrigeration Piping Work Procedures..............81 3.2 Caution in Connecting Pipes.................. 84 3.3 Specification of Connection Pipe ................86 4 ELECTRIC WIRING WORK......................86 4.1 Wiring Principle ...................... 86 4.2 Electric Wiring Design....................
Page 4 GREE COMMERCIAL AIR CONDITION DC INVERTER U-MATCH AIR CONDITIONERS PRODUCT...
Page 5: Product
PRODUCT 1 MODELS LIST 1.1 Outdoor Unit Nominal Capacity Power supply Model Name Cooling/Heating Ref. Appearance (V, Ph, Hz) (Btu/h) GUHD09NK3AO R410A 8870/8900 220-240～,1,50 GUHD12NK3AO 11940/13310 R410A 220-240～,1,50 GUHD18NK3AO 17060/19790 R410A 220-240～,1,50 GUHD24NK3AO 23880/27330 R410A 220-240～,1,50 GUHD24NK3BO 23880/27330 R410 220-240～,1,50...
Page 6: Indoor Unit
GREE COMMERCIAL AIR CONDITION DC INVERTER U-MATCH AIR CONDITIONERS 1.2 Indoor Unit Nominal Capacity Power Type Model Name Cooling/Heating Ref. supply Appearance (Btu/h) (V, Ph, Hz) GFH09K3AI R410A 8870/8900 GFH12K3AI 11940/13310 R410A GFH18K3AI 17060/19790 R410A GFH24K3AI 23880/27330 R410A GFH30K3A1I 30000/32500 R410A 220-240～...
Page 7: Nomenclature
The universal outdoor units means that the customer can choose any of three kind of indoor unit to match the outdoor unit without any change with it. 2 NOMENCLATURE Description Options Gree Electric Appliances Inc Capital Letter :G U=Match Outdoor Unit F=Duct Type Unit Type...
Page 8: Function
GREE COMMERCIAL AIR CONDITION DC INVERTER U-MATCH AIR CONDITIONERS 3 FUNCTION Function Description when unit restarts after power off, it will run on former status, the mode and Memory function parameter are kept the same wireless controller and remote controller can be selected, and the maximum Remote control function control distance of remote controller is 10m.
Page 9: Product Data
GREE COMMERCIAL AIR CONDITION DC INVERTER U-MATCH AIR CONDITIONERS 4 PRODUCT DATA 4.1 Product Data at Rated Condition 4.1.1 Duct Type Indoor unit GFH09K3AI GFH12K3AI GFH18K3AI Model Outdoor unit GUHD09NK3AO GUHD12NK3AO GUHD18NK3AO Cooling Btu/h 8900 11900 17000 Nominal Capacity Heating Btu/h 9900...
Page 10 GREE COMMERCIAL AIR CONDITION DC INVERTER U-MATCH AIR CONDITIONERS Continued: 1 Indoor unit GFH24K3AI GFH36K3AI GFH42K3AI Model Outdoor unit GUHD24NK3AO GUHD36NK3AO GUHD42NK3AO 10.0 12.0 Cooling Nominal Btu/h 24000 34100 41000 Capacity 12.0 14.0 Heating Btu/h 27300 40900 48000 Power Cooling 2.41 Input Heating...
Page 11 GREE COMMERCIAL AIR CONDITION DC INVERTER U-MATCH AIR CONDITIONERS Continued: 2 Indoor unit GFH48K3AI GFH36K3AI GFH42K3AI Model Outdoor unit GUHD48NK3AO GUHD36NM3AO GUHD42NM3AO 14.0 10.0 12.0 Cooling Nominal Btu/h 48000 34100 41000 Capacity 15.5 12.0 14.0 Heating Btu/h 52900 40900 48000 Power Cooling 4.45...
Page 12 GREE COMMERCIAL AIR CONDITION DC INVERTER U-MATCH AIR CONDITIONERS Continued: 3 Indoor unit GFH48K3AI GFH60K3AI Model Outdoor unit GUHD48NM3AO GUHD60NM3AO 14.0 16.0 Cooling Nominal Btu/h 48000 54600 Capacity 15.5 18.0 Heating Btu/h 52900 62000 Power Cooling Input Heating EER/COP 2.55/2.98 2.62/3.27 Indoor Unit GFH48K3AI...
Page 13 GREE COMMERCIAL AIR CONDITION DC INVERTER U-MATCH AIR CONDITIONERS Continued: 4 Indoor unit GFH24K3AI GFH30K3A1I GFH36K3A1I Model Outdoor unit GUHD24NK3BO GUHD30NK3BO GUHD36NK3BO 10.0 Cooling Nominal Btu/h 24000 30000 34100 Capacity 10.8 Heating Btu/h 27300 32500 36800 Power Cooling 2.41 3.15 3.50 Input Heating...
Page 14 GREE COMMERCIAL AIR CONDITION DC INVERTER U-MATCH AIR CONDITIONERS Continued: 5 Indoor unit GFH36K3A1I GFH42K3A1I GFH48K3A1I Model Outdoor unit GUHD36NM3BO GUHD42NK3BO GUHD48NK3BO 10.0 11.9 14.0 Cooling Nominal Btu/h 34100 40600 48000 Capacity 10.8 13.2 15.5 Heating Btu/h 36800 45000 52900 Power Cooling 3.50...
Page 15 GREE COMMERCIAL AIR CONDITION DC INVERTER U-MATCH AIR CONDITIONERS Note： ① Nominal capacities are based on the follow conditions. Indoor Outdoor DB：27 (80.6 ) DB：35 (95 ) ℃ ℉ ℃ ℉ Cooling WB：19 (66.2 ) WB：24 (75.2 ) ℃ ℉ ℃...
Page 16 GREE COMMERCIAL AIR CONDITION DC INVERTER U-MATCH AIR CONDITIONERS 4.1.2 Ceiling Type Indoor unit GTH09K3AI GTH12K3AI GTH18K3AI Models Outdoor unit GUHD09NK3AO GUHD12NK3AO GUHD18NK3AO Cooling Nominal Btu/h 8900 11900 1700 Capacity Heating Btu/h 13300 19800 Power Cooling 0.81 1.04 1.81 Input Heating 0.94...
Page 17 GREE COMMERCIAL AIR CONDITION DC INVERTER U-MATCH AIR CONDITIONERS Continued: Indoor unit GTH24K3AI GTH36K3AI GTH42K3AI Models Outdoor unit GUHD24NK3AO GUHD36NK3AO GUHD42NK3AO 10.0 12.0 Cooling Nominal Btu/h 24000 34100 41000 Capacity 12.0 14.0 Heating Btu/h 27300 40900 48000 Power Cooling 2.43 3.35 Input Heating...
Page 18 GREE COMMERCIAL AIR CONDITION DC INVERTER U-MATCH AIR CONDITIONERS Continued Indoor unit GTH48K3AI GTH36K3AI GTH42K3AI Models Outdoor unit GUHD48NK3AO GUHD36NM3AO GUHD42NM3AO 14.0 10.0 12.0 Cooling Nominal Btu/h 48000 34100 41000 Capacity 15.5 12.0 14.0 Heating Btu/h 52900 40900 48000 Power Cooling Input Heating...
Page 19 GREE COMMERCIAL AIR CONDITION DC INVERTER U-MATCH AIR CONDITIONERS Continued: 3 Indoor unit GTH48K3AI Models Outdoor unit GUHD48NM3AO 14.0 Cooling Nominal Btu/h 48000 Capacity 15.5 Heating Btu/h 52900 Power Cooling Input Heating EER/COP 2.59/2.92 Indoor Unit GTH48K3AI Power Supply 220-240V~/1 Ph/50HZ －...
Page 20 GREE COMMERCIAL AIR CONDITION DC INVERTER U-MATCH AIR CONDITIONERS Continued Indoor unit GTH24K3AI GTH30K3A1I GTH36K3A1I Models Outdoor unit GUHD24NK3BO GUHD30NK3BO GUHD36NK3BO 10.0 Cooling Nominal Btu/h 24000 30000 34100 Capacity 10.8 Heating Btu/h 27300 32500 36800 Power Cooling 2.43 3.75 Input Heating 2.20 3.35...
Page 21 GREE COMMERCIAL AIR CONDITION DC INVERTER U-MATCH AIR CONDITIONERS Continued Indoor unit GTH36K3A1I GTH42K3A1I GTH48K3A1I Models Outdoor unit GUHD36NM3BO GUHD42NK3BO GUHD48NK3BO Cooling Nominal Btu/h 34100 40940 48000 Capacity 10.8 13.0 15.5 Heating Btu/h 36800 44350 52900 Power Cooling 3.40 4.14 4.96 Input Heating...
Page 22 GREE COMMERCIAL AIR CONDITION DC INVERTER U-MATCH AIR CONDITIONERS Note： ① Nominal capacities are based on the follow conditions. Indoor Outdoor Cooling DB：27 (80.6 ) DB：35 (95 ) ℃ ℉ ℃ ℉ WB：19 (66.2 ) WB：24 (75.2 ) ℃ ℉ ℃...
Page 23 GREE COMMERCIAL AIR CONDITION DC INVERTER U-MATCH AIR CONDITIONERS 4.1.3 Cassette Type Indoor unit GKH18K3AI GKH24K3AI GKH36K3AI Models Outdoor unit GUHD18NK3AO GUHD24NK3AO GUHD36NK3AO 10.0 Cooling Btu/h 17000 24000 Nominal Capacity 12.0 Heating Btu/h 19800 27300 40900 Cooling 1.71 2.49 Power Input Heating 1.93...
Page 24 GREE COMMERCIAL AIR CONDITION DC INVERTER U-MATCH AIR CONDITIONERS Continued: 1 Indoor unit GKH42K3AI GKH48K3AI GKH36K3AI Models Outdoor unit GUHD42NK3AO GUHD48NK3AO GUHD36NM3AO 12.0 14.0 Cooling Nominal Btu/h 41000 48000 34100 Capacity 14.0 15.5 Heating Btu/h 48000 52900 40900 Power Cooling Input Heating EER/COP...
Page 25 GREE COMMERCIAL AIR CONDITION DC INVERTER U-MATCH AIR CONDITIONERS Continued: Indoor unit GKH42K3AI GKH48K3AI Models Outdoor unit GUHD42NM3AO GUHD48NM3AO 12.0 Cooling Btu/h 41000 48000 Nominal Capacity 14.0 15.5 Heating Btu/h 48000 52900 Cooling Power Input Heating EER/COP 2.55/2.98 2.46/2.82 Indoor Unit GKH42K3AI GKH48K3AI Power Supply...
Page 26 GREE COMMERCIAL AIR CONDITION DC INVERTER U-MATCH AIR CONDITIONERS Continued: 3 Indoor unit GKH24K3AI GKH30K3A1I GKH36K3A1I Models Outdoor unit GUHD24NK3BO GUHD30NK3BO GUHD36NK3BO 10.0 Cooling Nominal Btu/h 29000 34100 Capacity 10.8 Heating Btu/h 27300 30000 36800 Power Cooling 2.49 2.90 3.60 Input Heating 2.11...
Page 27 GREE COMMERCIAL AIR CONDITION DC INVERTER U-MATCH AIR CONDITIONERS Continued: 4 Indoor unit GKH36K3A1I GKH42K3A1I GKH48K3A1I Models Outdoor unit GUHD36NM3BO GUHD42NK3BO GUHD48NK3BO 10.0 11.9 14.0 Cooling Nominal Btu/h 34100 40600 48000 Capacity 10.8 13.0 15.5 Heating Btu/h 36800 44300 52900 Power Cooling 3.60...
Page 28: Operation Range
GREE COMMERCIAL AIR CONDITION DC INVERTER U-MATCH AIR CONDITIONERS Note： ① Nominal capacities are based on the follow conditions. Mode Indoor Outdoor DB：27 (80.6 ) DB：35 (95 ) ℃ ℉ ℃ ℉ Cooling WB：19 (66.2 ) WB：24 (75.2 ) ℃ ℉...
Page 29: Electrical Data
Supply Motors Motor V,Ph,Hz — Each Each FLA Each FLA Each Amperes Amperes GFH09K3AI 0.18 GUHD09NK3AO 4.59 0.27 6/10 GTH09K3AI 0.09 GFH12K3AI 0.18 GUHD12NK3AO 4.59 0.27 6/10 GTH12K3AI 0.09 GFH18K3AI 0.63 1/10.7 GUHD18NK3AO 8.38 0.27 6/20 GTH18K3AI 0.36 1/10.7 GKH18K3AI 1/10.7...
Page 30: Piping Diagram
GREE COMMERCIAL AIR CONDITION DC INVERTER U-MATCH AIR CONDITIONERS Compressor Fan Motor Max. Fuse Min. Condenser Supply Breaker Size Disconnect Size Power Model Qty. LRA RLA Blower (Indoor/Outdoor) (Indoor/Outdoor) Supply Motors Motor V,Ph,Hz — Each Each FLA Each FLA Each Amperes Amperes GFH36K3AI...
Page 31 GREE COMMERCIAL AIR CONDITION DC INVERTER U-MATCH AIR CONDITIONERS CONTROL...
Page 32: Control
DC INVERTER U-MATCH AIR CONDITIONERS CONTROL CONTROL 1 OPERATION FLOWCHART 1.1 Cooling/Dry Operation...
Page 33: Heating Operation
DC INVERTER U-MATCH AIR CONDITIONERS CONTROL 1.2 Heating Operation...
Page 34: Main Logic
DC INVERTER U-MATCH AIR CONDITIONERS CONTROL 2 MAIN LOGIC 2.1 Cooling Cooling mode Send out switch-off command 3 min. Acc. to control logic Compressor Acc. to control logic Outdoor fan sec. 30 sec. X steps 480 steps 150s after the compressor is stopped 150 sec.
Page 35: Dry Mode
DC INVERTER U-MATCH AIR CONDITIONERS CONTROL 2.2 Dry Mode Max. capacity output: A×90% Dry Mode Send out switch-off command 3 min. Acc. to control logic Compressor Acc. to control logic Outdoor fan sec. 30 sec. X steps 480 steps 150s after the compressor is stopped Firstly switch off to step 0 150 sec.
Page 36: Heating Mode
DC INVERTER U-MATCH AIR CONDITIONERS CONTROL 2.3 Heating Mode Heating Mode Send out switch-off command 3 min. Acc. to control logic Compressor Acc. to control logic Outdoor fan sec. 30 sec. X steps 480 steps 150s after the compressor is stopped 150 sec.
Page 37: Defrosting
DC INVERTER U-MATCH AIR CONDITIONERS CONTROL 2.4 Defrosting Heating / Defrosting Time Sequence Chart Conditions for Defrosting ends Defrosting marking ending the defrost Defrosting frequency Adjust per PI Variable Frequency Compressor Acc. to outdoor fan control logic High fan Outdoor fan 3min Fixed step Y Adjust according to control logic...
Page 38: Fan Mode
DC INVERTER U-MATCH AIR CONDITIONERS CONTROL seconds. When the defrosting keeps for 10 minutes. ③ 2.5 Fan Mode Fan Mode Manual Stop Start Compressor Outdoor fan Run at preset HIGH speed Indoor fan 4-way valve Time The indoor fan will run at high speed for 5 seconds before running at preset speed...
Page 39: Wireless Remote Controller
DC INVERTER U-MATCH AIR CONDITIONERS CONTROL 3 WIRELESS REMOTE CONTROLLER 3.1 Operation View 3.1.1 Controller-Duct Type SWING AUTO FAN OPER AUTO SWING MODE ON/OFF Name Function description ON/OFF button Press the button to set turning on/off the unit Press the button to select the mode, Mode button cooling , heating , fan or auto mode.
Page 40 DC INVERTER U-MATCH AIR CONDITIONERS CONTROL 3.1.2 Controller-Cassette Type and Ceiling Type SWING SWING AUTO FAN Auto Fan OPER OPER AUTO AUTO SWING HUMID LIGHT SAVE SWING HUMID LIGHT SAVE TIMER TIMER ON/OFF ON/OFF SLEEP LIGHT HUMID TIME ON TIME OFF SAVE ANION MODE...
Page 41 DC INVERTER U-MATCH AIR CONDITIONERS CONTROL 3.2 Display View SWING AUTO FAN OPER AUTO SWING HUMID LIGHT SAVE TIMER ONOFF Display Function description ：auto fan speed, ：low fan speed, Fan Speed ：middle fan speed ：high fan speed，：Auto running；：Cool running； Run Mode ：Dry Running；...
Page 42: Wired Remote Controller
DC INVERTER U-MATCH AIR CONDITIONERS CONTROL 4 WIRED REMOTE CONTROLLER 4.1 Operation View 4.1.1 Wired Controller-Duct Type MODE SLEEP TIMER ON/OFF 4.1.2 Wired Controller-Cassette Type and Ceiling Type MODE SWING TIMER ON/OFF...
Page 43 DC INVERTER U-MATCH AIR CONDITIONERS CONTROL Name Function description Press the button to select the mode, MODE button cooling , heating , fan or auto mode. Increasing button Press this button to increase the setup temp. Decreasing button Press this button to decrase the setup temp. Fan speed button Press this button to set fan speed Sleep/SWING button...
Page 44: Display View
DC INVERTER U-MATCH AIR CONDITIONERS CONTROL 4.2 Display View MODE SWING TIMER ON/OFF Name Function description Timer value Display time value Timer on/off : display timer on, : display timer off, ：auto fan speed , : low fan speed, Fan speed display : middle fan speed, : high fan speed Set temp display...
Page 45: Dimension
DC INVERTER U-MATCH AIR CONDITIONERS CONTROL 4.3 Dimension 4.4 Installation First select an installation position. According to the size of the communication line of the wire controller, leave a recess or a embedded wire hole to bury the communication line. If the communication line between the wire controller (85×85×20) and the indoor unit is surface-mounted, use 1# PVC pipe and make matching recess in the wall (refer to Figure 6);...
Page 46 DC INVERTER U-MATCH AIR CONDITIONERS CONTROL PVC pipe Fig6 ： Surface Mounting of Cable Fig7 ： Concealed mounting of Cable Fig 8 Schematic Diagram of Installation Name Wall Surface Bottom Plate of Wire Controller Screw M4X10 Panel of Wire Controller Caution: The communication distance between the main board and the wire controller can be as far as 20m (The standard distance is 8m).
Page 47: Centralized Controller
DC INVERTER U-MATCH AIR CONDITIONERS CONTROL 5 CENTRALIZED CONTROLLER 5.1 Centralized Controller-not with week timer 5.1.1 Function Centralized Controller-not with week timer only control on-off function of every unit. Up to 16 sets of units can be controlled simultaneously by the centralized controller-not with week timer. 5.1.2 Operation View Name Function description...
Page 48: Centralized Controller-Week Timer
DC INVERTER U-MATCH AIR CONDITIONERS CONTROL 5.2 Centralized Controller-week timer 5.2.1 Function Centralized Control and Week Timer Functions: The centralized controller and the weekly timer are integrated in the same wire controller. The system has both the centralized control and the week timing functions.
Page 49 DC INVERTER U-MATCH AIR CONDITIONERS CONTROL 5.2.2 Operation View Name Function description ENTER button Press the button to let setting validate. Press “▲” and selected the unit or a certain day in one week or specific Increasing button value. Press “▲” can set week part of time. Press “...
Page 50 DC INVERTER U-MATCH AIR CONDITIONERS CONTROL 5.2.3 Display View Name Function description Unit’s no. displays Display unit’s numbers Group control displays when group controls, it will display Single control displays when single unit controls, it will display Timer time in week displays Display time in week Timer displays Display time...
Page 51 DC INVERTER U-MATCH AIR CONDITIONERS CONTROL 5.2.4 Dimensions...
Page 52: Field Setting
DC INVERTER U-MATCH AIR CONDITIONERS CONTROL 5.3 Field Setting The centralized controller will display the code of each unit. The unit code is decided by the position of DIP switch on the wired controller for each air duct (on the back of wired controller). From right to left, the dial value corresponds to pin 4~1 of the DIP switch.
Page 53: Control Wiring Design
DC INVERTER U-MATCH AIR CONDITIONERS CONTROL 5.4 Control Wiring Design Week timer Wired remote controller Wired remote controlle 16 Units in Max Telephone wire box Telephone wire box Telephone wire box Power supply Twisted-wire with crystal joint Longest distance 1200m AC-LAC-N Corresponding relation between code switch and sequence of unit (Note:Putting code switch to ON means 0.)
Page 54 GREE COMMERCIAL AIR CONDITION DC INVERTER U-MATCH AIR CONDITIONERS INSTALLATION...
Page 55: Installation
DC INVERTER U-MATCH AIR CONDITIONERS INSTALLATION INSTALLATION 1 INDOOR UNIT INSTALLATION 1.1 Installation of Duct Type 1.1.1 Before Installation After receiving the machine, please check for any transport damage. If finding any surface or internal damage, please immediately report to the transport company or equipment company in writing.
Page 56 DC INVERTER U-MATCH AIR CONDITIONERS INSTALLATION Figure 1-1-1 Figure 1-1-2 Figure 1-1-3 4） Install the hanger onto the indoor unit as Figure 1-1-2 and Figure 1-1-3 shows. 5） Install the indoor unit at the ceiling as Figure 1-1-5 shows. Screw Hanger Return Supply air...
Page 57 DC INVERTER U-MATCH AIR CONDITIONERS INSTALLATION 7） Level inspection of the indoor unit After completing the installation of indoor unit, we must check the level of entire unit to ensure that the unit is positioned on the same level from front to back or from left to right, as shown in Fig. 1-1-6. Level Instrument Air Intake Air Supply...
Page 58 DC INVERTER U-MATCH AIR CONDITIONERS INSTALLATION Model GFH09K3AI GFH12K3AI GFH18K3AI 1012 GFH24K3AI 1101 1159 1270 1002 GFH30K3A1I GFH36K3AI GFH36K3A1I GFH42K3AI 1011 1115 1226 GFH42K3A1I GFH48K3AI GFH48K3A1I GFH60K3AI 1015 1115 1226 Installation Accessories List for Duct-type Indoor Unit Name & Shape Notes Installation and Operating Instructions Insulation materials for gas pipe...
Page 59 DC INVERTER U-MATCH AIR CONDITIONERS INSTALLATION 1.1.5 Installation Clearance Data Spring gasket of nut Nut with gasket only for GFH24 and above models Figure 1-1-8 1.1.6 Drain Piping Work 1） Installation of Drainage Pipeline A drainage outlet is located at both the left and right sides of the indoor unit. After selecting one drainage outlet, the other outlet shall be blocked by rubber plug.
Page 60 DC INVERTER U-MATCH AIR CONDITIONERS INSTALLATION Sponge(attachment) Clamp Clamp(attachment) Sponge (gray) Drain hose Below 4mm Figure 1-1-9 2） Testing of Drainage System After the electrical installation is completed, carry out the testing of the drainage system. During the test, check if the water correctly flows through the pipelines. Carefully observe the joints to ensure that there is no leakage.
Page 61 DC INVERTER U-MATCH AIR CONDITIONERS INSTALLATION The design and installation of air duct must be in conformity with the relevant state engineering criteria. The edge of the return air duct must be at least 150mm away from the wall. The return air inlet must be covered with filter.
Page 62 DC INVERTER U-MATCH AIR CONDITIONERS INSTALLATION Fig. 1-1-12 Installation of round air duct, as shown in Figure 1-1-12 Number Name Number Name Hanger rod Transition air duct Return air duct Supply air duct Canvas air duct Diffuser Return air louver Diffuser joint Supply air outlet Notes:...
Page 63 DC INVERTER U-MATCH AIR CONDITIONERS INSTALLATION Round air duct Figure 1-1-13 3） Installation of return air duct The square flange is mounted on rear section when it is shipped. The return air inlet cover plate is mounted beneath, as shown in Fig. 1-1-14. Down return air inlet Down return air inlet Cover plate of return air inlet...
Page 64 DC INVERTER U-MATCH AIR CONDITIONERS INSTALLATION Return air Return air Supply air Supply air Number Name Number Name Return air window (with １４ filter) ２ Canvas air duct ５ Supply air duct Return air duct Test grill ３ Figure 1-1-15...
Page 65: Installation Of Ceiling Type
DC INVERTER U-MATCH AIR CONDITIONERS INSTALLATION 4） Installation of round Supply air outlet Figure 1-1-16 1.2 Installation of Ceiling Type 1.2.1 Before Installation After receiving the machine, please check for any transport damage. If finding any surface or internal damage, please immediately report to the transport company or equipment company in writing.
Page 66 DC INVERTER U-MATCH AIR CONDITIONERS INSTALLATION Such a place where is 1m or more away from other electric appliances such as television, audio device, etc. Avoid a location where there is heat source, high humidity or inflammable gas. Do not use the unit in the immediate surroundings of a laundry, a bath, a shower or a swimming pool.
Page 67 DC INVERTER U-MATCH AIR CONDITIONERS INSTALLATION Figure 1-2-5 Figure 1-2-6 1.2.4 Dimension Data Figure 1-2-7 Unit: mm Model GTH09K3AI GTH12K3AI GTH18K3AI GTH24K3AI 1300 1202 GTH30K3A1I GTH36K3AI GTH36K3A1I GTH42K3AI GTH42K3A1I 1590 1491 GTH48K3AI GTH48K3A1I...
Page 68 DC INVERTER U-MATCH AIR CONDITIONERS INSTALLATION 1.2.5 Installation Clearance Data Figure 1-2-8 1.2.6 Drain Piping Work 1） Installation of Drainage Pipeline A Drainage outlet is located at both the left and right sides of the indoor unit. After selecting one Drainage outlet, the other outlet shall be blocked by rubber plug.
Page 69 DC INVERTER U-MATCH AIR CONDITIONERS INSTALLATION Sponge(attachment) Clamp Clamp(attachment) Drain hose Sponge (gray) Below 4mm Figure 1-2-9 2 ） Testing of Drainage System After the electrical installation is completed, carry out the testing of the drainage system. During the test, check if the water correctly flows through the pipelines. Carefully observe the joints to ensure that there is no leakage.
Page 70: Installation Of Cassette Type
DC INVERTER U-MATCH AIR CONDITIONERS INSTALLATION Figure 1-2-11 Figure 1-2-12 1.3 Installation of Cassette Type 1.3.1 Before Installation After receiving the machine, please check for any transport damage. If finding any surface or internal damage, please immediately report to the transport company or equipment company in writing.
Page 71 DC INVERTER U-MATCH AIR CONDITIONERS INSTALLATION of the unit’s. If not, reinforce before installation. (Refer to the install cardboard and find where should be reinforced) The appliance shall not be installed in laundry. Cautions: There will be lots of lampblack and dust stick on the acentric, heat exchanger and water pump in dining room and kitchen, which would reduce the capacity of heat exchanger, lead water leakage and abnormal operation of the water pump.
Page 72 DC INVERTER U-MATCH AIR CONDITIONERS INSTALLATION 2) Dimension of ceiling opening and location of the hoisting screw (M10) (□650mm)(Grille measurement) □25-15/32"(650mm) (Hanging bolt position) 15-3/4"(400mm) 2-19/32"(66mm) GKH18K3AI Figure 1-3-1 i st ng s i t s ndoo ng openi 950( GKH24K3AI/ GKH30K3A1I/GKH36K3AI/ GKH36K3A1I GKH42K3AI/ GKH42K3A1I/GKH48K3AI/ GKH48K3A1I Figure 1-3-2...
Page 73 DC INVERTER U-MATCH AIR CONDITIONERS INSTALLATION The drilling of holes in the ceiling must be done by the professional personnel. Figure 1-3-3 Cautions: The dimension for the ceiling openings with * marks can be as large as 910mm. But the overlapping sections of the ceiling and the decorated surface boards should be maintained at no less than 20mm.
Page 74 DC INVERTER U-MATCH AIR CONDITIONERS INSTALLATION 2 ） Main body of hoisting air conditioner Nut (supplied at scene) Gasket (attachment) Insert Hoisting stand Gasket anchor board (attachment) Tighten (double nuts) [Fix the gasket firmly] [Fix the hoisting stand firmly] Bolt of one of the angle of outlet pipe is fix on the angle of the drainage slot Center of the ceiling Install cardboard...
Page 75 DC INVERTER U-MATCH AIR CONDITIONERS INSTALLATION 1.3.4 Dimension Data Figure 1-3-5 Model GKH18K3AI GKH24K3AI GKH30K3A1I GKH36K3AI GKH36K3A1I GKH42K3AI GKH42K3A1I GKH48K3AI GKH48K3A1I...
Page 76 DC INVERTER U-MATCH AIR CONDITIONERS INSTALLATION 1.3.5 Installation Clearance Data ≥1500 ≥1500 Unit:mm Figure 1-3-6 Models H(mm) GKH18K3AI GKH24K3AI GKH30K3AI GKH36K3AI GKH36K3A1I GKH42K3AI GKH42K3A1I GKH48K3AI GKH48K3A1I 1.3.6 Drain Piping Work 1 ） Installation of Drainage Pipeline When connecting the drainage pipe with the unit, do not apply excessive force to the pipeline at the side of the unit.
Page 77 DC INVERTER U-MATCH AIR CONDITIONERS INSTALLATION Sponge(attachment) Clamp Clamp(attachment) Sponge (gray) Drain hose Below 4mm Figure 1-3-7 2 ） Testing of Drainage System After the electrical installation is completed, carry out the testing of the drainage system. During the test, check if the water correctly flows through the pipelines. Carefully observe the joints to ensure that there is no leakage.
Page 78 DC INVERTER U-MATCH AIR CONDITIONERS INSTALLATION has to endure the unnecessary outside force. (As shown in Figure 1-3-10) Drain hose(attachment) Figure 1-3-10 Please install the drain hose according to the following process if several drain hoses join together. (As shown in Figure 1-3-11) T-tie in join drain hose Above100mm The specs of the selected join drain hose should fits the running capacity of the unit.
Page 79 DC INVERTER U-MATCH AIR CONDITIONERS INSTALLATION 1.3.7 Installation of panel 1 ） Set the panel to the indoor unit body by matching the position of the swing flap motor of the decoration panel to the piping position of the panel to the piping position of the indoor unit as shown in Figure 1-3-13.
Page 80 DC INVERTER U-MATCH AIR CONDITIONERS INSTALLATION Figure 1-3-14 If gap is still left between the ceiling and the panel after screwing the screws, readjust the height of the indoor unit body (Refer to Figure 1-3-15) Figure 1-3-15 After fixing be sure no gap left between the ceiling and the panel 3 ）...
Page 81: Outdoor Unit Installation
DC INVERTER U-MATCH AIR CONDITIONERS INSTALLATION 2 OUTDOOR UNIT INSTALLATION 2.1 Before Installation After receiving the machine, please check for any transport damage. If finding any surface or internal damage, please immediately report to the transport company or equipment company in writing.
Page 82: Caution For Installation
DC INVERTER U-MATCH AIR CONDITIONERS INSTALLATION air conditioner and avoid knocking the metal parts, thus to prevent rusting in the future. To meet the noise and vibration requirements, the outdoor unit shall be installed by using rubber damping pad or spring damper. The installing dimension shall comply with the installation requirements in these instructions.
Page 83: Dimension Data
DC INVERTER U-MATCH AIR CONDITIONERS INSTALLATION 2.4 Dimension Data Figure 2-4-1 Unit：mm Model GUHD09NK3AO GUHD12NK3AO GUHD18NK3AO GUHD24NK3AO GUHD24NK3BO GUHD30NK3BO GUHD36NK3BO GUHD36NM3BO GUHD42NK3BO 1107 1100 GUHD36NK3AO GUHD36NM3AO GUHD42NK3AO GUHD42NM3AO 1032 1250 GUHD48NK3AO GUHD48NK3BO GUHD48NM3AO GUHD60NM3AO...
Page 84: Refrigeration Piping Work
DC INVERTER U-MATCH AIR CONDITIONERS INSTALLATION 2.5 Installation Clearance Data Figure 2-5-1 3 REFRIGERATION PIPING WORK 3.1 Refrigeration Piping Work Procedures 1 ） Connection Pipe The connection pipe must meet the following requirements. The three basic principles are that the pipe shall be kept dry, clean and no leakage Figure 3-1-1 Align the flared end of copper pipe with the center of threaded connector and use your hands to...
Page 85 DC INVERTER U-MATCH AIR CONDITIONERS INSTALLATION Figure 3-1-2 Form 3-1-1 the tightening torque needed for tightening nut Pipe diameter Tightening Torque 1/4＂ 15-30 (N·m) 3/8＂ 35-40 (N·m) 5/8＂ 60-65 (N·m) 1/2＂ 45-50 (N·m) 3/4＂ 70-75 N·m) The bend of pipe shall not be too small; otherwise the pipe might be broken. Please use pipe bender to bend the pipe.
Page 86 DC INVERTER U-MATCH AIR CONDITIONERS INSTALLATION Remove the 1-way cap from the gas valve. Use the hexagonal socket spanner to rotate the element of liquid valve for 1/4 turns and use the screwdriver to prop up the element of gas valve to discharge the gas. Discharge the gas for 15 seconds, until refrigerant gas appears.
Page 87: Caution In Connecting Pipes
DC INVERTER U-MATCH AIR CONDITIONERS INSTALLATION Loosing the cord of liquid valve until the pressure rise to 0 bar. Dismantle the tube from the cover of the inlet for refrigerant then, tighten the cover. Loose the valve cord of the gas valve as well as the liquid valve entirely. Tighten the valve cover of the gas valve and liquid valve so as to check whether leakage occurred.
Page 88 DC INVERTER U-MATCH AIR CONDITIONERS INSTALLATION Minimize the number of elbows on connection pipe. If the connection pipe is longer than 20m, it is needed to check if the lubricating oil in the system is enough. Add if needed. The refrigerant charge volume inside the machine is suitable for 7m connection pipe. To extend the length of connection pipe, it is needed to add an appropriate quantity of refrigerant.
Page 89: Specification Of Connection Pipe
Additional Length of Height between Charge of Model Connection Outdoor and Indoor Refrigerant Liquid Pipe Unit Gas Pipe Pipe (g/m) GUHD09NK3AO φ3/8＂ φ1/4＂ GUHD12NK3AO φ1/2＂ φ1/4＂ GUHD12NK3AO φ1/2＂ φ1/4＂ GUHD18NK3AO φ1/2＂ φ1/4＂ GUHD24NK3AO GUHD24NK3BO φ5/8＂ φ3/8＂ GUHD30NK3BO GUHD36NK3BO GUHD36NM3BO GUHD42NK3BO φ5/8＂...
Page 90 DC INVERTER U-MATCH AIR CONDITIONERS INSTALLATION The power cable should be reliable and fixed, in order to avoid the wiring terminal be suffered from force. And do not drag the power cable forcibly. The wire diameter of power cable should be large enough, if power cable and connection wire be damaged, it should be replaced by the exclusive cable.
Page 91 DC INVERTER U-MATCH AIR CONDITIONERS INSTALLATION ② Remove the screw at the terminal board of the air-conditioning unit. ③ Use crimping pliers to connect a terminal (matching the size of the screw) at the end of the multiple twisted wires. ④...
Page 92 DC INVERTER U-MATCH AIR CONDITIONERS INSTALLATION ④ Connect the power cable to the terminal and earthing screws marked “L1, L2, L3 & N”. ⑤ Use cable fastener to bundle and fix the cable. Caution: For air-conditioner with auxiliary heater, it is required to connect the power cable to the “L1, L2 L3”terminals and the grounding screw.
Page 93: Electric Wiring Design
DC INVERTER U-MATCH AIR CONDITIONERS INSTALLATION 4.2 Electric Wiring Design Field Wiring Diagrams: GUHD09NK3AO+GFH09K3AI, GUHD12NK3AO+GFH12K3AI GUHD18NK3AO+ GFH18K3AI GUHD09NK3AO+GTH09K3AI, GUHD12NK3AO+GTH12K3AI GUHD18NK3AO+ GTH18K3AI GUHD18NK3AO+ GKH18K3AI...
Page 94 DC INVERTER U-MATCH AIR CONDITIONERS INSTALLATION GUHD24NK3AO+GFH24K3AI, GUHD24NK3BO+GFH24K3AI, GUHD30NK3BO+ GFH30K3A1I, GUHD36NK3BO+GFH36K3A1I, GUHD42NK3BO+GFH42K3A1I, GUHD48NK3BO+GFH48K3A1I GUHD24NK3AO+ GTH24K3AI, GUHD24NK3BO+GTH24K3AI, GUHD30NK3BO+ GTH30K3A1I, GUHD36NK3BO+GTH36K3A1I, GUHD42NK3BO+GTH42K3A1I, GUHD48NK3BO+GTH48K3A1I GUHD24NK3AO+ GKH24K3AI, GUHD24NK3BO+ GKH24K3AI, GUHD30NK3BO+ GKH30K3A1I, GUHD36NK3BO+GKH36K3A1I, GUHD42NK3BO+GKH42K3A1I, GUHD48NK3BO+GKH48K3A1I GUHD36NK3AO+GFH36K3AI, GUHD42NK3AO+GFH42K3AI...
Page 95 DC INVERTER U-MATCH AIR CONDITIONERS INSTALLATION GUHD48NK3AO+GFH48K3AI GUHD36NK3AO+ GTH36K3AI, GUHD42NK3AO+ GTH42K3AI GUHD48NK3AO+ GTH48K3AI GUHD36NK3AO+ GKH36K3AI, GUHD42NK3AO+ GKH42K3AI GUHD48NK3AO+ GKH48K3AI...
Page 96 DC INVERTER U-MATCH AIR CONDITIONERS INSTALLATION GUHD36NM3AO+ GFH36K3AI, GUHD36NM3BO/GFH36K3A1I GUHD42NM3AO+ GFH42K3AI, GUHD42NM3AO+ GFH42K3AI GUHD36NM3AO+GTH36K3AI, GUHD42NM3AO+GTH42K3AI GUHD42NM3AO+GTH42K3AI, GUHD36NM3BO/GTH36K3A1I GUHD36NM3AO+GKH36K3AI, GUHD42NM3AO+GKH42K3AI, GUHD42NM3AO+GKH42K3AI, GUHD36NM3BO/GKH36K3A1I...
Page 97: Specification Of Power Supply Wire And Air Switch
Power Air Switch(A) Sectional Area of Model Power Supply Supply (Outdoor Earth Wire(mm Wire(mm /Indoor) (Outdoor /Indoor) (Outdoor /Indoor) GUHD09NK3AO/GFH09K3AI 10/6 1.5/1.0 1.5/1.0 GUHD12NK3AO/GFH12K3AI 10/6 1.5/1.0 1.5/1.0 GUHD18NK3AO/GFH18K3AI 20/6 2.5/1.0 2.5/1.0 GUHD24NK3AO/GFH24K3AI 20/10 2.5/1.5 2.5/1.5 GUHD24NK3BO/GFH24K3AI 20/10 2.5/1.5 2.5/1.5 220-240V~...
Page 98 DC INVERTER U-MATCH AIR CONDITIONERS INSTALLATION Minimum Capability of Minimum Sectional Area of Power Air Switch(A) Sectional Area of Model Power Supply Supply (Outdoor Earth Wire(mm Wire(mm /Indoor) (Outdoor /Indoor) (Outdoor /Indoor) GUHD18NK3AO/GKH18K3AI 20/6 2.5/1.0 2.5/1.0 GUHD24NK3AO/GKH24K3AI 20/10 2.5/1.5 2.5/1.5 GUHD24NK3BO/GKH24K3AI 20/10 2.5/1.5...
Page 99 GREE COMMERCIAL AIR CONDITION DC INVERTER U-MATCH AIR CONDITIONERS MAINTENANCE...
Page 100: Maintenance
DC INVERTER U-MATCH AIR CONDITION MAINTENANCE MAINTENANCE 1 TROUBLE TABLE Table 1 Fault Display on Indoor Wired controller: Trouble Trouble Origin of Control Description Code Name Trouble Signal If the water-full protection cannot be recovered after 2 hours, it is Water Pump Water pump believed that the water pump is failed, in which case all the loads...
Page 101 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE Trouble Trouble Origin of Control Description Code Name Trouble Signal detected successively in 30 minutes from the first detection to the occurrence of fault, the compressor cannot be recovered automatically and the buzzer will alarm. You shall need to press ON/Off to stop the unit and clear the sound alarm before pressing ON/OFF again.
Page 102 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE Trouble Trouble Origin of Control Description Code Name Trouble Signal Vent mode, only the fault will be displayed, but the indoor unit will run normally. The fault disappears after it is eliminated. If the evaporator sensor is detected of open circuit or short circuit for 5 seconds successively: When under cooling and dry mode, the system will be stopped.
Page 103 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE Trouble Trouble Origin of Control Description Code Name Trouble Signal under heating mode, all of the loads except the 4-way valve will be stopped, while the indicator will blink or display the fault code F4 and the buzzer will alarm.
Page 104 Table 3 Main board LED indicators Display Codes for A series Outdoor Unit Note: ① This table is only applicable to A series models (GUHD**NK3AO or GUHD**NM3AO). ② No indicator LED6 for GUHD09NK3AO, GUHD12NK3AO or GUHD18NK3AO. Indicator Wired Main board LED...
Page 105 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE The compressor motor in loss of Bright Blink Dark Bright Dark Dark synchronization Driver board in open phase Bright Blink Dark Bright Dark Blink Fault from variable frequency drive to main Bright Bright Dark Dark Dark Blink...
Page 106 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE Table 4 Driver Board Fault Display Codes for 3-phase Power Supply Unit Note:This table is only applicable to A series 3-phase power supply models (GUHD**NM3AO) Driver Board LED Display for 3-phase Wired Unit controller Item LED1 LED2...
Page 107 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE Table 5 Main board dual 8 numeral tube Display Codes for B series Outdoor Unit Note:This table is only applicable to B series models (GUHD**NK3BO or GUHD**NM3BO). Outdoor unit display of Malfunction Item Indoor Unit Display dual 8 numeral tube DC busbar overvoltage protection Overheat protection of radiator...
Page 108: Flow Chart Of Troubleshooting
In GUHD09NK3AO/ GUHD12NK3AO/ GUHD18NK3AO, the main control board and driver board of the outdoor unit, together with other boards on the main board of variable-frequency outdoor unit, are contained on one PCB board.
Page 109 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE ◆ Malfunction display: E1 Compressor High Pressure Protection High pressure switch Check if the pressure is really high pressure Check if pressure switch is Replace the main board normal of the outdoor unit. with the measurement of a manometer Replace pressure switch...
Page 110 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE ◆ Malfunction display: E3 Compressor Low Pressure Protection...
Page 111 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE Malfunction display: E4 Compressor Exhaust High Temperature Protection ◆ Abnormal discharge temperature Replace relevant Measure if temperature sensor’s Measure if compressor’s discharge discharge temperature resistance value is correct temperature has reached 130 ℃ sensor System pipeline leaks so complementation is Replace the main board needed.
Page 112 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE ◆ Malfunction display: E5 Compressor Overheat...
Page 113 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE ◆Malfunction display: E6 Communications Failure...
Page 114 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE ◆Malfunction display: E9 Full Water Protection Malfunction of drain water level R e p l a c e t h e m a i n Check if the voltage of liquid bo ard of th e in do or Check if water overflows level switch end is ok uint...
Page 115 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE ◆Malfunction display: F1 Failure of Evaporator Temp. Sensor F a i l u r e o f Evaporator Temp. sensor Check the direction of Check if the plug of the temperature sensor is correctly connected with socket on the mainboard the plug and socket R e p l a c e t e m p e r a t u r e R e m o v e t h e s e n s o r t o c h e c k i f t h e...
Page 116 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE ◆Malfunction display: F3 Failure of Outdoor Ambient Sensor F a i l u r e o f o u t d o o r Ambient sensor Check the direction of Check if the plug of the temperature sensor is correctly connected with socket on the mainboard the plug and socket R e p l a c e t e m p e r a t u r e...
Page 117 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE ◆Malfunction display: F5 Failure of Indoor Room Sensor at Wire Controller Failure of indoor room s e n s o r a t W i r e d Controller Replace Wired Controller of the indoor uint...
Page 118: Typical Troubleshooting For A Series Outdoor Unit Drive (Inverter) By Single-Phase Motor
DC INVERTER U-MATCH AIR CONDITION MAINTENANCE 2.2 Typical Troubleshooting for A series Outdoor Unit Drive (Inverter) by Single-phase Motor (Applicable to GUHD09NK3AO, GUHD12NK3AO, GUHD18NK3AO, GUHD24NK3AO, GUHD36NK3AO, GUHD42NK3AO and GUHD48NK3AO) PFC module protection ◆ E5 displayed on wired controller (overcurrent protection)
Page 119 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE IPM module protection ◆ E5 displayed on wired controller (overcurrent protection) Mainboard indicator Monitor display Bright Bright IPM protection Bright Blink Blink Bright Cut off the power for 1 minute Wrong judgment caused or reduce the busbar voltage to interference.
Page 120 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE ◆DC busbar overvoltage protection E5 displayed wired controller (overcurrent protection) Mainboard indicator Monitor display DC busbar Bright Bright overvoltage Bright Bright protection Blink Bright If the voltage of power grid is If the input voltage is too high, please immediately cut off the power and never within working range...
Page 121 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE ◆ DC busbar undervoltage protection E5 displayed wired controller (overcurrent protection) Mainboard indicator Monitor display Bright Blink busbar Blink Bright overvoltage Blink Bright protection If the voltage of power grid is If the input voltage is too high, please immediately cut off the power and never within working range...
Page 122 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE ◆ Abnormal noise from PFC inductor Abnormal noise from inductor Abnormal noise is heard when compressor is started Cut off the power for 1 minute or reduce the busbar voltage to 36V or lower. Then, check the PFC board.
Page 123 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE ◆ Radiator overheat protection Mainboard indicator Monitor display Blink Blink Blink Radiator overheat Bright Blink protection Bright If the air outlet and return If the outdoor air inlet of the outdoor unit unit is in good is short circuited, it will radiation? cause the radiating effect to...
Page 124 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE Tripping ◆ Tripping switching capacity can meet the requirements? Install electric Tripped when switch according to the Tripped once the compressor capacity requirements energized specified is started? operating instructions. Leakage current Check PFC board. Cut off the high.
Page 125: Typical Troubleshooting For A Series Outdoor Unit Drive (Inverter) By Three-Phase Motor
DC INVERTER U-MATCH AIR CONDITION MAINTENANCE 2.3 Typical Troubleshooting for A series Outdoor Unit Drive (Inverter) by Three-phase Motor Applicable to (GUHD36NM3AO, GUHD42NM3AO, GUHD48NM3AO and GUHD60NM3AO) ◆ Driver board module protection E5 displayed wired controller (overcurrent protection) Driver board indicator Mainboard indicator Monitor display Bright...
Page 126 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE ◆ Tripping Tripping If the switching capacity can meet the requirements? Install electric switch Tripped only after as required in compressor is started? Tripped once energized operating instructions 1. Check if the cable connection L1, L2, L3 and N is correct.
Page 127 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE ◆ DC B usbar Overvoltage Protection, or DC Busbar Undervoltage Protection E5 displayed on wired controller Mainboard indicator Driver board indicator Monitor display Bright Bright Bright DC Busbar Overvoltage Bright blink Bright or Protection, or DC Busbar Blink Dark Bright blink...
Page 128 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE Radiator overheat protection ◆ E5 displayed on wired controller Driver board indicator Mainboard indicator Monitor display Blink Bright Radiator Blink Dark Bright Bright overheat Blink Blink Bright protection If the air outlet and return air If the outdoor unit is in inlet of the outdoor unit is short good radiation?
Page 129 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE ◆ Sensor connection protection E5 displayed on wired controller Driver board indicator Mainboard indicator Monitor display Sensor Blink Bright Bright Bright connection Bright Blink Blink protection Blink Bright If the compressor cable connected correctly? If the U-phase compressor cable is inserted through U-phase current sensor...
Page 130: Typical Troubleshooting For B Series Outdoor Unit Drive (Inverter) By Single-Phase Motor
DC INVERTER U-MATCH AIR CONDITION MAINTENANCE 2.4 Typical Troubleshooting for B series Outdoor Unit Drive (Inverter) by Single-phase Motor (Applicable to GUHD24NK3BO, GUHD30NK3BO, GUHD36NK3BO, GUHD42NK3BO, and GUHD48NK3BO) PFC module protection ◆...
Page 131 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE IPM module protection ◆...
Page 132 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE ◆DC busbar overvoltage protection...
Page 133 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE DC busbar undervoltage protection ◆...
Page 134 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE Abnormal noise from PFC inductor ◆...
Page 135 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE ◆ Radiator overheat protection...
Page 136 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE Tripping ◆...
Page 137: Typical Troubleshooting For B Series Outdoor Unit Drive (Inverter) By Three-Phase Motor
DC INVERTER U-MATCH AIR CONDITION MAINTENANCE 2.5 Typical Troubleshooting for B series Outdoor Unit Drive (Inverter) by Three-phase Motor (Applicable to GUHD36NM3BO) ◆IPM module protection E5 is displayed on the wired controller Monitoring Dual 8 indicator display of main board protection It is mistake due to Restart the unit 1min...
Page 138 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE ◆ Overheat protection of radiator E5 is displayed on wired controller Monitoring Dual 8 indicator display of main board Overheat protection of radiator If short circuit happens to Is radiating of outlet air and return air of outdoor unit in good the outdoor unit, the state?
Page 139 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE ◆ Trip Trip Do all the switches meet requirement? Please install the switched Does it trip after Does it trip upon according startup of energization? to the compressor? instruction. 1. Check if L1, L2, L3 is highly connected.
Page 140 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE ◆ Voltage protection of DC bus...
Page 141 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE ◆Lack phase E5 is displayed on wired controller (overcurrent protection Monitoring Dual 8 indicator of display main board Lack phase Check if wire U/V/W connected reliably Connect wires reliably after the power is cut off for 1min.
Page 142: Wiring Diadram
DC INVERTER U-MATCH AIR CONDITION MAINTENANCE 3 WIRING DIADRAM 1 Outdoor unit Model: GUHD09NK3AO/ GUHD12NK3AO/ GUHD18NK3AO Model: GUHD24NK3AO/ GUHD24NK3BO...
Page 143 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE Model: GUHD36NK3AO/ GUHD42NK3AO Model: GUHD48NK3AO/ GUHD48NK3BO...
Page 144 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE Model: GUHD36NM3AO/ GUHD42NM3AO/ GUHD48NM3AO/ GUHD60NM3AO Model: GUHD36NM3BO...
Page 145 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE Model:GUHD42NK3BO Model:GUHD30NK3BO/ GUHD36NK3BO...
Page 146: Indoor Unit
DC INVERTER U-MATCH AIR CONDITION MAINTENANCE 2 Indoor unit Model: GFH09K3AI/ GFH12K3AI/ GFH24K3AI/ GFH30K3AI/ GFH36K3AI/ GFH42K3AI/ GFH42K3A1I/ GFH36K3A1I/ GFH48K3A1I/ GFH48K3AI/ GFH60K3AI GFH18K3AI...
Page 147 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE Model: GTH09K3AI/ GTH12K3AI/ GTH18K3AI/GFH24K3AI/ GTH30K3AI/ GTH36K3AI/ GTH42K3AI/GTH42K3A1I/ GTH36K3A1I/ GTH48K3A1I/ GTH48K3AI/ GH60K3AI Model:GKH24K3AI/GKH30K3A1I/GKH36K3A1I/GKH48K3A1I/GKH36K3AI/GKH48K3AI/GK H42K3AI/GKH42K3A1I...
Page 148: Disassembly And Assembly Procedure Of Main Parts
4 DISASSEMBLY AND ASSEMBLY PROCEDURE OF MAIN PARTS 4.1 Outdoor Unit Single-fan Inverter Outdoor Unit, applicable to GUHD09NK3AO / GUHD12NK3AO / GUHD18NK3AO / GUHD24NK3AO Disassembly and Assembly of external casing Remark : Before removing the outer housing, make sure that the unit has been cut off from the power supply.
Page 149 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE ●Firstly, use screwdriver to remove the screws on the four sides of the front 3. Remove the front panel panel. ●Remove the front panel from the unit. ●Firstly, use screwdriver to remove the screws on 4.
Page 150 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE ●Use gas welding to heat the suction and discharge pipes. Then, pull them out Remove from the compressor. suction ●Weld by charging nitrogen discharge pipes protection, with 3. Remove the suction and of compressor nitrogen pressure kept at discharge pipe 0.5±0.1kgf/c...
Page 151 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE ●Install the power cable to Disconnect the the fixing screw according to Vacuum piping connecting wire disassembly through of compressor 7,Renew the electrical source procedures. process pipe wire of compressor ●Use screwdriver to tighten the screws fixing the power cable.。...
Page 152 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE ●Remove the solenoid valve from 4-way valve. 2.Remove the solenoid valve ● Use gas welding to heat the pipes connected on the four openings of 4-way valve. Then, pull them out from Remove connecting 4-way valve.
Page 153 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE ● Assemble the solenoid valve to the new 4-way valve according disassembly Assemble solenoid procedures. valve ● Carry leakage detection to the system. If no problem, establish vacuum 7. Inspect the system and and charge refrigerant. charge refrigerant Removal and Installation of Fan and Motor Remark :...
Page 154 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE ● Use hand or forceps to pull out the motor power cable from mainboard Remove motor power cable ●Use spanner screwdriver to remove the bolts fixing the motor. ●Remove the motor from 5. Remove the motor motor support.
Page 155 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE Removal and Installation of Electronic Expansion Valve Remark : Step Illustration Handling Instruction ●Loosen coil electronic expansion valve with hand. ●Remove coil from electronic expansion valve. Remove coil electronic expansion valve ●Use gas welding to heat the pipes connected on the ends electronic...
Page 156 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE ●Assemble electronic expansion valve to correct position. ●During welding, use wet cloth to wrap the electronic Assemble expansion valve body. electronic expansion valve ● Weld by charging nitrogen, with the nitrogen pressure kept 0.5±0.1kgf/c ㎡...
Page 157 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE mark the position of each cable correctly. ● Use the screwdriver to remove the screws fixing the electric box to middle 3. Remove the electric box isolation plate, motor sub-assembly support and right side plate. ●...
Page 158 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE Double-fan Inverter Outdoor Unit, applicable to GUHD36NK3AO / GUHD42NK3AO / GUHD48NK3AO / GUHD36NM3AO / GUHD42NM3AO / GUHD48NM3AO / GUHD60NM3AO Disassembly and Assembly of external casing Remark : Before removing the outer housing, make sure that the unit has been cut off from the power supply.
Page 159 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE ● Use screwdriver to loosen the screws fixing the front 2. Remove the front side side plate. plate ● Remove the front side plate from the unit. ● Use screwdriver to loosen the screws fixing the rear 3.
Page 160 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE Removal and Installation of Gas-liquid Separator and Compressor Remark: Before removing the compressor, make sure that there is no refrigerant inside the pipe system and that the power has been cut off. Handling Step Illustration Instruction ●...
Page 161 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE ● Remove gas-liquid separator from the compressor Remove support. gas-liquid separator ● spanner remove the nuts fixing between compressor 5. Remove the nuts compressor fixing the compressor support. ● Use gas welding to heat the suction and discharge pipes.
Page 162 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE ●Put compressor to correct position. ● spanner Mount tighten the bolts fixing compressor and fix it the compressor. onto the compressor ● Do not put the support compressor upside down during installation. ● Use gas welding to heat the suction and discharge pipes.
Page 163 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE ●Use gas welding to weld inlet outlet pipes gas-liquid separator ● Weld by charging nitrogen for protection, 11. Connect the inlet with nitrogen and out pipes of the pressure kept gas-liquid separator to 0.5±0.1kgf/c ㎡(relative the system pipeline pressure).
Page 164 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE Removal and Installation of Oil-Liquid Separator Remarks: Before removing the oil-liquid separator, make sure that there is no refrigerant inside the pipe system and that the power has been cut off. ● Firstly, cut off the power. ●...
Page 165 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE ● Remove oil-liquid separator from the unit. 4. Remove the oil-liquid separator ● Put the new oil-liquid separator to correct position. 5. Install a new oil-liquid separator ● Use gas welding to weld the inlet and outlet pipes of oil-liquid separator.
Page 166 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE ●Establish vacuum inside the system through liquid valve. ●Recharge the refrigerant to Establish the system through liquid vacuum inside valve. system ● The charge volume must through liquid be identical to the indications valve. on nameplate.
Page 167 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE ● Use gas welding to heat pipes connected on the four opennings 4-way valve. Then, pull them out from 4-way valve. 3. Remove the 4-way valve ● Before welding 4-way valve, please record the orientation of 4-way valve installing position...
Page 168 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE ● Install the solenoid valve according disassembly procedures. Assemble solenoid valve ● Establish vacuum inside system through liquid valve. 7.Establish vacuum Establish vacuum inside system inside system through liquid valve. through liquid valve ● Recharge refrigerant system through liquid...
Page 169 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE Removal and Installation of Fan and Motor Remark : Step Illustration Handling Instruction ●Use screwdriver to loosen the screws on electric box cover. ●Remove cover from electric box. 1. Remove the electric box cover ●Use hand or forceps to pull out the motor power...
Page 170 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE Remove the fan from motor. 4. Remove the fan from motor ●Use spanner screwdriver to remove bolts fixing motor. 5. Remove the motor ●Remove motor from motor support. ●Put the new motor to correct position. ●Use spanner screwdriver to fix the...
Page 171 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE ●Assemble the axial flow correct position and fix it to the motor shaft in reverse disassembly procedures. 8. Assemble the fan ●Put the electric box cover correct position and fix it onto electric according disassembly procedures.
Page 172 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE ● Remove the coil from electronic expansion valve. 2. Remove the coil electronic expansion valve ● Use gas welding to heat the pipes connected ends electronic expansion valve. Then, pull them out from the electronic expansion valve.
Page 173 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE ● Use gas welding to weld electronic expansion valve. ● Weld charging nitrogen for protection, 5. Mount the new with nitrogen electronic pressure kept expansion valve 0.5±0.1kgf/c ㎡ (relative and connect it to pressure). the system pipeline ●During heating,...
Page 174 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE ●Recharge refrigerant to the system through liquid valve. ● The charge volume must be identical to the Charge indications on nameplate. refrigerant to the system via liquid valve Disassembly and Assembly of electrical parts box Remark : Before removing the electric box or electric box sub-assembly, make sure that the power has been cut off.
Page 175 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE ● Remove cables Disconnect the connection wires of connecting electric motor compressor elements in the electric box mainboard to the external elements (e.g. the power cables of 3. Remove the power cables compressor motor) motor other Note: When removing the...
Page 176 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE ● Connect the wires of each component to correct position according disassembly procedures. For details, please refer to the wiring diagram. 6. Connect the power cable of each component ● Assemble the electric cover correct position screwdriver to tighten the...
Page 177: Indoor Unit
DC INVERTER U-MATCH AIR CONDITION MAINTENANCE 4.2 Indoor Unit 4.2.1 Duct Type Disassembly Procedures for GFH09K3AI, GFH12K3AI, GFH18K3AI Removal of Front Case Remark: Before removal, please make sure that the power supply has been cut off. During removal, please protect the parts properly and take special care to put the screws at a designated place to avoid loss. Step Illustration Handling Instruction...
Page 178 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE Removal of Water Tray Remark:Before removal, please make sure that the power supply has been cut off. During removal, please protect the parts properly. Step Illustration Handling Instruction ● Loosen the screws fixing the water tray remove water tray.
Page 179 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE Removal and Installation of Fan and Motor Before removal, please make sure that the power supply has been cut off. During removal, please protect the parts properly and take special care to store the screws fixing the fan Step Illustration Handling...
Page 180 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE ● Loosen screws fixing the motor support and remove the motor support Remove sub-assembly. the motor (As shown, what support arrow indicates is the motor support) ● Loosen motor wiring plug inside the electric box.
Page 181 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE ● Loosen the screws tightening the left side plate and remove the Remove left side plate the left side shown, what the arrow plate indicates is the left side plate). ● Remove the screws fixing the evaporator.
Page 182 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE Disassembly Procedures for GFH24K3AI, GFH36K3AI, GFH42K3AI, GFH48K3AI, GFH60K3AI Removal of Return Air Inlet Filter Remark: Make sure the power supply is cut off before disassembling and protect all the parts during disassembly. Do not put Filter near the high temperature heat source. Step Illustration Handling Instruction...
Page 183 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE loosened) Removal of Drainage Pump Remark: Before removal, please make sure that the power supply has been cut off. During removal, please protect the parts properly. Step Illustration Handling Instruction ● Loosen the screws fixing the side seal-hole plate and water pump drainage...
Page 184 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE Removal of Water Tray Remark: Before removal, please make sure that the power supply has been cut off. During removal, please protect the parts properly. Step Illustration Handling Instruction ● Loosen the screws fixing the lower cover board and remove the lower cover board.
Page 185 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE ● Loosen the screws fixing motor. Remove 2. Remove the motor. (The screws as motor shown by the square in Fig. 11) Removal of Evaporator Remark: Before removal, please make sure that the power supply has been cut off. During removal, please take care to protect the copper tube and aluminum fin of evaporator.
Page 186 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE Removal of Front Case Remark: Before removal, please make sure that the power supply has been cut off. During removal, please protect the parts properly. Step Illustration Handling Instruction ●Disassemble fastening screws between right and 1.
Page 187 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE 4.2.2 Ceiling Type Removal of Front Grill Sub-assembly Remark: Before removal, please make sure that the power supply has been cut off. During removal, please protect the parts properly and do not put the filter close to the source of high-temperature heat. Step Illustration Handling Instruction...
Page 188 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE Disassembly of panel parts Remark: Make sure the power supply is cut off before disassembling and protect all the parts during disassembly. Do not scratch the outer parts. Step Illustration Handling Instruction ●Disassemble the 8 screws shown by the arrow in the graph...
Page 189 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE ●Disassemble screws as shown by the arrow in the graph on left (two Disassembly screws both electrical sides)and remove parts the electrical parts modules. box modules and the wires. Disassembly of air deflecting plate modules Remark: Make sure the power supply is cut off before disassembling and protect all the parts during disassembly, especially the joints of the air deflecting plate.
Page 190 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE ●Disassemble screws shown in graph with screwdriver (two Disassemble of screws on both left water-containing right), plate modules remove water-containing plate modules. Disassembly of fixing plate modules for air sweeping fans Remark: Make sure the power supply is cut off before disassembling and protect all the parts during disassembly, especially the connection part of air sweeping fans.
Page 191 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE ●Disassemble screws as shown by the arrow in the graph with screwdriver. (There are 4 screws on Disassembly of left and right of the evaporator evaporator and 2 on components evaporator outlet press plate modules) Disassembly of fixing plate modules for air sweeping fans Remark: Make sure the power supply is cut off before disassembling and protect all the parts during disassembly.
Page 192 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE disassembly, especially the fastening screws for fans. Step Illustration Handling Instruction ●Press the buckle at the joints of front and back scroll cases with hands and pull upward to remove the front scroll case. Then Disassembly remove the screws on...
Page 193 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE ●Disassemble the bolt shown in the graph with screwdriver and remove motor press plate Disassembly retaining clio for motor. of motor Disassembly of right and left fixing plates Remark: Make sure the power supply is cut off before disassembling and protect all the parts during disassembly.
Page 194 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE ●Push the right and left clips on the panel to the middle and pull upward at the same time. Pull backward 1. Disassembly when at 45°. (The of grill position of clips is shown by the arrow in the graph.) ●As directed by the graph, push two clips...
Page 195 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE Removal of Front Panel Remark: Cut off the power and ensure the front panel and corner cover in good condition during removal. Step Illustration Handling Instruction ● Pull the corner cover outward with your hand to remove it.
Page 196 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE ● Remove the screws on four corners. Then, pull upward to remove water tray. shown, what the arrow indicates is the water 2. Remove the tray and what the block water tray indicates is the screw) Removal of Electric Box Remark: Cut off the power.
Page 197 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE Removal of Motor Remark: Cut off the power and ensure the motor in good condition Step Illustration Handling Instruction ● Use spanner to loosen nuts. Then, pull upward to remove the motor. Removal of Motor Removal of Stepping Motor Remark: Cut off the power.
Page 198 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE Removal of Guide Louver Connecting Rod Sub-assembly Remark: Cut off the power. Ensure the guide louver in good condition during removal. Step Illustration Handling Instruction ● Strip off some of thermal insulation sponge on the four corners front panel.
Page 199: Exploded Views And Spare Part List
DC INVERTER U-MATCH AIR CONDITION MAINTENANCE 5 EXPLODED VIEWS AND SPARE PART LIST 5.1 Outdoor Unit 1) Model: GUHD09NK3AO Exploded View...
Page 200 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE Parts List Name of part Part code Quantity Front Panel 01533007 Clap Board 01233012 Reactor Box C PFC Inductance 315uH+315uH/15A 43120020 Drainage Connecter 06123401 Reactor Support Assy 01203102 Overload Protector 00183003 Compressor C-6RZ110H1A 00205212 Compressor Gasket 76713006 Bolt...
Page 201 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE 2) Model: GUHD12NK3AO Exploded View...
Page 202 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE Parts List Name of part Part code Quantity Front Panel 01533007 Clap Board 01233012 Reactor PFC Inductance 315uH+315uH/15A 43120020 Drainage Connecter 06123401 Reactor Support Assy 01203102 Overload Protector 00183003 Compressor C-6RZ110H1A 00205212 Compressor Gasket 76710236 Bolt 70210007...
Page 203 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE 3) Model: GUHD18NK3AO Exploded View...
Page 204 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE Parts List Name of part Part code Quantity Front Panel 01533007 Clap Board 01233012 Reactor PFC Inductance 315uH+315uH/15A 43120020 Drainage Connecter 06123401 Reactor Support Assy 01203102 Overload Protector Compressor C-6RVN93H0N 00204303 Compressor Gasket Bolt 70210007 70310012 Valve Support...
Page 205 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE 4) Model: GUHD24NK3AO Exploded View...
Page 206 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE Parts List Name of part Part code Quantity Rear Grill 01473006 Motor Support 01805201 Axial Flow Fan 10335253 Motor FW68G 15013110 Front Side Plate Sub-Assy 01305017 Front Grill 22415001 Base Plate Assy 01195204P Compressor And Fittings C-6RZ146H1A 00103501 Valve Support Assy 01715001...
Page 207 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE 5) Model: GUHD24NK3BO Exploded View...
Page 208 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE Parts List Name of part Part code Quantity Rear Grill 01473006 Motor Support 01805201 Axial Flow Fan 10335253 Motor FW68G 1501311001 Front Side Plate 01305015 Front Grill 22415001 Base Plate Assy 01195204 Compressor And Fittings C-6RZ146H1A 00103501 Valve Support Assy 01715001...
Page 209 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE 6) Model: GUHD30NK3BO Exploded View...
Page 210 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE Parts List Name of part Part code Quantity Cabinet 01435004P Left Side Plate 01305043P Top Cover Sub-Assy 01255007 Condenser Assy 01125327 Motor Support Sub-Assy 01805362 Rear Grill 01475008 Inductance Box Cover 01425279 PFC Inductance 43128003 Inductance Box Assy 01395786...
Page 211 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE 7) Model: GUHD36NK3AO Exploded View Parts List Name of part Part code Quantity Front Grill 22414102 Front Plate 01435436 Metal Base 01195205P Compressor Support Assay 01845203P Compressor ANB33FBDMT 00204107 Liquid-gas Separator 07425200 Gas Valve 07130212 Liquid Valve 07130210...
Page 212 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE Front Side Plate Assy 01305430 Back Side Plate 01305434 Handle 26235253 Protection Grill 01475432 Motor LW92C 150154511 Motor Support 01804113 Axial Flow Fan 10338731 Condenser Bracket 01895202 Top Cover 01255262 Transformer SC33A 43110177 Main PCB1 WZ4D35 30224036 Terminal Board 42011103...
Page 213 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE 8) Model: GUHD36NK3BO Exploded View...
Page 214 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE Parts List Name of part Part code Quantity Inductance Box Assy 01395787 Electric Box Cover 01425279 PFC Inductance 43128003 Top Cover Sub-Assy 01255007 Rear Grill 01475008 Electric Box Cover 01425281 Main Board 30224068 Capacitor 33010009 Electric box 26905211...
Page 215 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE 9) Model: GUHD42NK3AO Exploded View Parts List Name of part Part code Quantity Front Grill 22414102 Front Plate 01435436 Metal Base 01195205P Compressor Support Assay 01845203P Compressor ANB33FBDMT 00204107 Liquid-gas Separator 07425200 Gas Valve 07130212 Liquid Valve 07130210...
Page 216 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE Back Side Plate 01305434 Handle 26235253 Protection Grill 01475432 Motor LW92C 150154511 Motor Support 01804113 Axial Flow Fan 10338731 Condenser Bracket 01895202 Top Cover 01255262 Transformer SC33A 43110177 Main PCB1 WZ4D35 30224036 Terminal Board 42011103 Capacitor CBB61 4uF/500V 33010013...
Page 217 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE 10) Model: GUHD42NK3BO Exploded View...
Page 218 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE Parts List Name of part Part code Quantity Front Grill 22415005 Cabinet 01435007P Condenser support plate 01895309 Axial Flow Fan 10335010 left handle 26235401 Fan Motor 150154516 Left Side Plate 01305064P Motor Support Sub-Assy 01705111 Condenser Assy 01125373...
Page 219 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE 11) Model: GUHD48NK3AO Exploded View Parts List Name of part Part code Quantity Front Grill 22414102 Front Plate 01435436 Metal Base 01195205P Compressor Support Assay 01845203P Compressor ANB33FBDMT 00204107 Liquid-gas Separator 07425200 Gas Valve 07130212 Liquid Valve 07130210...
Page 220 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE Back Side Plate 01305434 Handle 26235253 Protection Grill 01475432 Motor LW92C 150154511 Motor Support 01804113 Axial Flow Fan 10338731 Condenser Bracket 01895202 Top Cover 01255262 Transformer SC33A 43110177 Main PCB1 WZ4D35 30224036 Terminal Board 42011103 Capacitor CBB61 4uF/500V 33010013...
Page 221 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE 12) Model: GUHD48NK3BO Exploded View...
Page 222 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE Parts List Name of part Part code Quantity Panel Grille 22414102 Front Plate 01435436 Base Plate Sub-Assy 01195225 Compressor Support Sub-Assy 01805295 Compressor 00205224 Liquid-gas Separator 07425211 Gas Valve 07130212 Valve Support Sub-Assy 01715001 Clapboard Sub-Assy 01244111 Capacitor...
Page 223 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE 13) Model: GUHD36NM3AO Exploded View Parts List Name of part Part code Quantity Front Grill 22414102 Front Plate 01435436 Metal Base 01195205P Compressor Support Assay 01845203P Compressor ANB42FBEMT 00205210 Liquid-gas Separator 07425200 Gas Valve 07130212 Liquid Valve 07130210...
Page 224 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE Front Side Plate Assy 01305430 Back Side Plate 01305434 Handle 26235253 Protection Grill 01475432 Motor LW92C 150154511 Motor Support 01804113 Axial Flow Fan 10338731 Condenser Bracket 01895202 Top Cover 01255262 Transformer 57X25D 43110240 Main PCB1 WZ4D35 30224036 Terminal Board 42011103...
Page 225 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE 14) Model: GUHD36NM3BO Exploded View...
Page 226 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE Parts List Name of part Part code Quantity Electric Box Assy 01395798 Inductance Box Assy 01395787 Electric Box Cover 01425279 Reactor 43130178 Top Cover Sub-Assy 01255007 Rear Grill 01475008 Electric Box Cover 01425281 Main Board 30228802 Capacitor 33010009...
Page 227 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE 15) Model: GUHD42NM3AO Exploded View Parts List Name of part Part code Quantity Front Grill 22414102 Front Plate 01435436 Metal Base 01195205P Compressor Support Assay 01845203P Compressor ANB42FBEMT 00205210 Liquid-gas Separator 07425200 Gas Valve 07130212 Liquid Valve 07130210...
Page 228 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE Front Side Plate Assy 01305430 Back Side Plate 01305434 Handle 26235253 Protection Grill 01475432 Motor LW92C 150154511 Motor Support 01804113 Axial Flow Fan 10338731 Condenser Bracket 01895202 Top Cover 01255262 Transformer 57X25D 43110240 Main PCB1 WZ4D35 30224036 Terminal Board 42011103...
Page 229 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE 16) Model: GUHD48NM3AO Exploded View Parts List Name of part Part code Quantity Front Grill 22414102 Front Plate 01435436 Metal Base 01195205P Compressor Support Assay 01845203P Compressor ANB42FBEMT 00205210 Liquid-gas Separator 07425200 Gas Valve 07130212 Liquid Valve 07130210...
Page 230 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE Front Side Plate Assy 01305430 Back Side Plate 01305434 Handle 26235253 Protection Grill 01475432 Motor LW92C 150154511 Motor Support 01804113 Axial Flow Fan 10338731 Condenser Bracket 01895202 Top Cover 01255262 Transformer 57X25D 43110240 Main PCB1 WZ4D35 30224036 Terminal Board 42011103...
Page 231 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE 17) Model: GUHD60NM3AO Exploded View Parts List Name of part Part code Quantity Front Grill 22414102 Front Plate 01435436 Metal Base 01195205P Compressor Support Assay 01845203P Compressor ANB42FBEMT 00205210 Liquid-gas Separator 07425200 Gas Valve 07130212 Liquid Valve 07130210...
Page 232 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE Front Side Plate Assy 01305430 Back Side Plate 01305434 Handle 26235253 Protection Grill 01475432 Motor LW92C 150154511 Motor Support 01804113 Axial Flow Fan 10338731 Condenser Bracket 01895202 Top Cover 01255262 Transformer 57X25D 43110240 Main PCB1 WZ4D35 30224036 Terminal Board 42011103...
Page 233: Indoor Unit
DC INVERTER U-MATCH AIR CONDITION MAINTENANCE 5.2 Indoor Unit 5.2.1 Duct Type 1) Model: GFH09K3AI Exploded View...
Page 234 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE Parts List Name of part Part code Quantity Top Cover 01259051 Evaporator Assy 01039051 Liquid Inlet Pipe 03239052 Collecting Gas Pipe 03829073 Left Side Plate 01309051 Left Support of Evaporator 01079055 Seal of Left Side Plate 01499051 Seal of Connection Pipe 01499054...
Page 235 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE 2) Model: GFH12K3AI Exploded View...
Page 236 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE Parts List Name of part Part code Quantity Top Cover 01259051 Evaporator Assy 01039055 Liquid Inlet Pipe 03632456 Collecting Gas Pipe 03632455 Left Side Plate 130905101 Left Support of Evaporator 01079055 Seal of Left Side Plate 01499051 Seal of Connection Pipe 01499054...
Page 237 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE 3) Model: GFH18K3AI Exploded View...
Page 238 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE Parts List Name of part Part code Quantity Top Cover 01259064 Evaporator Assy 01038623 Liquid Inlet Pipe 03648601 Collecting Gas Pipe 03638625 Left Side Plate 130866801 Left Support of Evaporator 01078629 Seal of Connection Pipe 01498640 Seal of Connection Pipe 01498644...
Page 239 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE 4) Model: GFH24K3AI Exploded View...
Page 240 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE Parts List Name of part Part code Quantity Air filter 11125303 Seal of Connection Pipe 01495302 Left Side Plate 01315302 Top Cover 01265301 temp.sensor (15K) 3900012123 temp.sensor (20K) 3900012121 Electric Box 01395301 Main Board 30228205 Transformer 43110239...
Page 241 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE 5) Model: GFH30K3A1I Exploded View...
Page 242 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE Parts List Name of part Part code Quantity Seal of Connection Pipe 01495302 Water Level Switch 450127011 Water Pump Assy 15405302 Left Side Plate Sub-Assy 01315343 Filter Sub-Assy 11125303 Top Cover Board Assy 01265301 Evaporator Assy 01025301 Right Side Plate Sub-Assy...
Page 243 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE 6) Model: GFH36K3AI Exploded View...
Page 244 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE Parts List Name of part Part code Quantity Air filter 11125303 Seal of Connection Pipe 01495302 Left Side Plate 01315302 Top Cover 01265301 temp.sensor (15K) 3900012123 temp.sensor (20K) 3900012121 Electric Box 01395301 Main Board 30228205 Transformer 43110239...
Page 245 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE 7) Model: GFH36K3A1I Exploded View...
Page 246 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE Parts List Name of part Part code Quantity Air filter 11125303 Seal of Connection Pipe 01495302 Left Side Plate 01315302 Top Cover 01265301 temp.sensor (15K) 3900012123 temp.sensor (20K) 3900012121 Electric Box 01395301 Main Board 30228205 Transformer 43110239...
Page 247 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE 8) Model: GFH42K3AI Exploded View...
Page 248 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE Parts List Name of part Part code Quantity Air filter 111253031 Seal of Connection Pipe 01495306 Left Side Plate 01315306 Top Cover 01265306 temp.sensor (15K) 3900012123 temp.sensor (20K) 3900012121 Electric Box 01399152 Main Board 30228205 Transformer 43110239...
Page 249 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE 9) Model: GFH42K3A1I Exploded View...
Page 250 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE Parts List Name of part Part code Quantity Air filter 111253031 Seal of Connection Pipe 01495306 Left Side Plate 01315306 Top Cover 01265306 temp.sensor (15K) 3900012123 temp.sensor (20K) 3900012121 Electric Box 01399152 Main Board 30228205 Transformer 43110239...
Page 251 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE 10) Model: GFH48K3AI Exploded View...
Page 252 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE Parts List Name of part Part code Quantity Air filter 111253031 Seal of Connection Pipe 01495306 Left Side Plate 01315306 Top Cover 01265306 temp.sensor (15K) 3900012123 temp.sensor (20K) 3900012121 Electric Box 01399152 Main Board 30228205 Transformer 43110239...
Page 253 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE 11) Model: GFH48K3A1I Exploded View...
Page 254 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE Parts List Name of part Part code Quantity Air filter 111253031 Seal of Connection Pipe 01495306 Left Side Plate 01315306 Top Cover 01265306 temp.sensor (15K) 3900012123 temp.sensor (20K) 3900012121 Electric Box 01399152 Main Board 30228205 Transformer 43110239...
Page 255 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE 12) Model: GFH60K3AI Exploded View...
Page 256 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE Parts List Name of part Part code Quantity Air filter 111253032 Seal of Connection Pipe 01495304 Left Side Plate 01309108 Top Cover 01259111 temp.sensor (15K) 3900012123 temp.sensor (20K) 3900012121 Electric Box 01399152 Main Board 30228205 Transformer 43110239...
Page 257 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE 5.2.2 Ceiling Type 1) Model: GTH09K3AI Exploded View Parts List Name of part Part code Quantity Rear Side Plate 01302013 Handle 26232001 Left Decoration Plate 261124151 Rear Side Plate of Air Outlet 01302015 Louver 1051953201 Right Decoration Plate 261124161...
Page 258 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE Pipe Clamp Plate 0107243701 Capacitor 33010035 Transformer 43110237 Electric Box 01402407 Main Board 30227021 Terminal Board 42011159 Wire Base 24253001 Wire Clamp 24253002 Fuse 46010013 Cover of Electric Box 01412408 Pipe Clip 70812001 Drainage Pipe 05235433 Display Board 30545654...
Page 259 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE Motor 15707302 Remote Controller 305125063 Connecting Cable Connecting Cable Signal Cable 4001023214 2) Model: GTH12K3AI Exploded View...
Page 260 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE Parts List Name of part Part code Quantity Rear Side Plate 01302013 Handle 26232001 Left Decoration Plate 261124151 Rear Side Plate of Air Outlet 01302015 Louver 1051953201 Right Decoration Plate 261124161 Shaft of Louver II 10512026 Louver Support 24212019...
Page 261 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE Left Fixing Plate 01332405 Left Side Foam 12312403 Left Fixing Plate of Evaporator 01072410 Motor Clamp 26112026 Step Motor 15212402 Left Swing Motor Fixer 26152005 Evaporator Assy 01032467 Liquid-intake Pipe Components 03222519 Air Collecting Pipe Components 03533425 Temp Sensor （...
Page 262: Parts List No
DC INVERTER U-MATCH AIR CONDITION MAINTENANCE 3) Model: GTH18K3AI Exploded View Parts List Name of part Part code Quantity Rear Side Plate 01302013 Handle 26232001 Left Decoration Plate 261124151 Rear Side Plate of Air Outlet 01302015 Louver 1051953201 Right Decoration Plate 261124161 Shaft of Louver II 10512026...
Page 263 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE Right Fixing Plate 01332404 Right Decoration Panel 26112027 Pipe Clamp Plate 0107243701 Capacitor 33010027 Transformer 43110237 Electric Box 01402407 Main PCB Z7A251B 30227021 Terminal Board RS9413G 42011159 Wire Base 24253001 Wire Clamp 24253002 Fuse 46010013 Cover of Electric Box 01412408...
Page 264 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE Bar Clasp 70819522 Hoop 70819521 Motor 15707302 Remote Controller 26112028 Connecting Cable Connecting Cable Signal Cable 4001023214 4) Model: GTH24K3AI Exploded View...
Page 265 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE Parts List Name of part Part code Quantity Left Decoration Plate 26112417 Shaft of Louver I 10512025 Swing Louver Fixer 01332410 Louver Support 24212020 Louver Fixer 24222016 Louver 10512404 Shaft of Louver II 10512026 Right Decoration Plate 26112421 Left Swing Motor Fixer...
Page 266 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE Motor FN100B `15012406 Motor Fixer 01722409 Motor Clamp 01702405 Axes Connector 73012403 Motor Fixing Plate 01332426 Front Snail Shell 22202031 Rear Snail Shell 22202032 Rear Side Plate 01302419 Motor Support 01702410 Filter 11122012 Water Lead Plate 01362401 Front Grill 22412011...
Page 267 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE 5) Model: GTH30K3A1I Exploded View...
Page 268 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE Parts List Name of part Part code Quantity Shaft of guide louver 10512025 Mounting Plate Sub-Assy of Swing Vane 0133242202 Air Guider Assy 1051241001 Left mounting plate(Louver Motor ) 26152407 Front Panel Assy 015324104 Display Board 30545654 Right mounting plate(Louver Motor )
Page 269 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE 6) Model: GTH36K3AI Exploded View Parts List Name of part Part code Quantity Left Decoration Plate 261124151 Shaft of Louver I 10512025 Swing Louver Fixer 0133241801 Louver Support 24212019 Louver Fixer 24212018 Shaft of Louver II 10512026 Louver 105124081...
Page 270: Handle 26232001
DC INVERTER U-MATCH AIR CONDITION MAINTENANCE Auxiliary Water Tray 01272409 Pipe Clip 70812001 Drainage Pipe 05235433 Handle 26232001 Foam of Right Side Plate 12312402 Right Fixing Palte 01332404 Support of Motor Bearing 01792408 Fixer of Motor Support 01792407 Right Decoration Panel 26112027 Pipe Clamp 01072425...
Page 271 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE Left Decoration Panel 26112028 Left Fixing Plate 01332405 Left Side Foam 12312401 Bearing Fixing Plate 01332406 Rear Side Plate of Air Outlet 01302416 Connecting Lever 10582008 Connecting Lever 10582009 Swing Louver 10512027 7) Model: GTH36K3A1I Exploded View...
Page 272: Right Decoration Plate 261124161
DC INVERTER U-MATCH AIR CONDITION MAINTENANCE Parts List Name of part Part code Quantity Left Decoration Plate 261124151 Shaft of Louver I 10512025 Swing Louver Fixer 0133241801 Louver Support 24212019 Louver Fixer 24212018 Shaft of Louver II 10512026 Louver 105124081 Right Decoration Plate 261124161 Left Swing Motor Fixer...
Page 273: Front Grill Clip 1 26252002
DC INVERTER U-MATCH AIR CONDITION MAINTENANCE Motor FN180A 15012405 Motor Fixer 01722410 Motor Clamp 01702409 Axes Connector 73012403 Motor Fixing Plate 01332425 Front Snail Shell 22202030 Rear Snail Shell 22202029 Rear Side Plate 01302431 Motor Support 01702411 Filter 11122013 Water Lead Plate 01362407 Front Grill 22412010...
Page 274 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE 8) Model: GTH42K3AI Exploded View Parts List Name of part Part code Quantity Left Decoration Plate 261124151 Shaft of Louver I 10512025 Swing Louver Fixer 0133241801 Louver Support 24212019 Louver Fixer 24212018 Shaft of Louver II 10512026 Louver 105124081...
Page 275 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE Auxiliary Water Tray 01272409 Pipe Clip 70812001 Drainage Pipe 05235433 Handle 26232001 Foam of Right Side Plate 12312402 Right Fixing Palte 01332404 Support of Motor Bearing 01792408 Fixer of Motor Support 01792407 Right Decoration Panel 26112027 Pipe Clamp 01072425...
Page 276 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE Left Decoration Panel 26112028 Left Fixing Plate 01332405 Left Side Foam 12312401 Bearing Fixing Plate 01332406 Rear Side Plate of Air Outlet 01302416 Connecting Lever 10582008 Connecting Lever 10582009 Swing Louver 10512027 9) Model: GTH42K3A1I Exploded View...
Page 277 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE Parts List Name of part Part code Quantity Left Decoration Plate 261124151 Shaft of Louver I 10512025 Swing Louver Fixer 0133241801 Louver Support 24212019 Louver Fixer 24212018 Shaft of Louver II 10512026 Louver 105124081 Right Decoration Plate 261124161 Left Swing Motor Fixer...
Page 278 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE Motor FN180A 15012405 Motor Fixer 01722410 Motor Clamp 01702409 Axes Connector 73012403 Motor Fixing Plate 01332425 Front Snail Shell 22202030 Rear Snail Shell 22202029 Rear Side Plate 01302431 Motor Support 01702411 Filter 11122013 Water Lead Plate 01362407 Front Grill 22412010...
Page 279 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE 10) Model: GTH48K3AI Exploded View Parts List Name of part Part code Quantity Left Decoration Plate 261124151 Shaft of Louver I 10512025 Swing Louver Fixer 0133241801 Louver Support 24212019 Louver Fixer 24212018 Shaft of Louver II 10512026 Louver 105124081...
Page 280 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE Pipe Clip 70812001 Drainage Pipe 05235433 Handle 26232001 Foam of Right Side Plate 12312402 Right Fixing Palte 01332404 Support of Motor Bearing 01792408 Fixer of Motor Support 01792407 Right Decoration Panel 26112027 Pipe Clamp 01072425 Electric Box 01402407...
Page 281 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE Left Fixing Plate 01332405 Left Side Foam 12312401 Bearing Fixing Plate 01332406 Rear Side Plate of Air Outlet 01302416 Connecting Lever 10582008 Connecting Lever 10582009 Swing Louver 10512027 11) Model: GTH48K3A1I Exploded View Parts List Name of part Part code Quantity...
Page 282 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE Display Board 5T52 30545654 Buttons Panel 01544106 Right Swing Motor Fixer 26152006 Step Motor 15212402 Motor Clamp 26112026 Water Tray 01272410 Auxiliary Water Tray 01272409 Pipe Clip 70812001 Drainage Pipe 05235433 Handle 26232001 Foam of Right Side Plate 12312402 Right Fixing Palte 01332404...
Page 283 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE Remote Controller Y512 305125063 Evaporator Assy 01029609 Front Grill Clip 1 26252002 Temp Sensor 39000194 Temp Sensor Insert 42020063 Cover of Evaporator 01072409 Left Decoration Panel 26112028 Left Fixing Plate 01332405 Left Side Foam 12312401 Bearing Fixing Plate 01332406...
Page 284 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE Motor 15012707 Evap Support 01072714 Evaporator Assy 010027091 Motor Support 01702702 Motor Gasket 76712705 Water Tray support 01332706 Front Side Plate 01302741 Body Fixer 01332705 Right Side Plate 01302743 Tube-exit plate 01382719 Cable-cross Loop 76515202 Wire Clamp 71010103...
Page 285 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE 2) Model: GKH24K3AI Exploded View Parts List Name of part Part code Quantity Tube Exit plate 01382715 Body Fixing Plate 01332701 Front Side Plate 01302718 Left Side Plate 01302715 Base Plate 01222701 Rear Side Plate 01302714 Bottom Foam 52012722...
Page 286 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE Room sensor 390001911 Remote Controller 305125063 Electric Box Cover II 20102703 Connecting Cable Connecting Cable Main Board 30227111 Capacitor 33010010 Drainage Plastic 06122702 Evap Support 01072703 Nut with Washer M6 70310012 Fan Fixer 10312701 Water Pump 43130324 Pump Gasket...
Page 287 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE Parts List Name of part Part code Quantity Tube Exit Plate Assy 01382715 Shell Assy 01432703 Motor support 01702701 Base Plate 01222701 Right Side Plate 01302716 Rear Side Plate 01302714 Fan Motor 15709404 Centrifugal fan 10312705 Evaporator Assy 01029417...
Page 288 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE 4) Model: GKH36K3AI Exploded View...
Page 289 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE Parts List Name of part Part code Quantity Tube Exit Plate 01382715 Body Fixed Plate 01332701 Front Side Plate 01302713 Left Side Plate 01302711 Base Plate 01222732 Rear Side Plate 01302709 Bottom Foam 52012721 Motor Gasket 76712711 Bolt...
Page 290 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE Pump Drainpipe 05230026 Right Side Plate 01302712 Cable-cross Block Pump Cover Plate 01252713 Bolt 5) Model: GKH36K3A1I Exploded View Parts List Name of part Part code Quantity Tube Exit Plate 01382715 Body Fixed Plate 01332701 Front Side Plate 01302713...
Page 291 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE Electric Base Plate 01412721 Flow-guide Loop 10372722 Electric Box 01399610 Wire Clamp 71010102 Terminal Board (5-bit) 42010258 Transformer 43110233 Electric Box Cover I 20102702 Room Sensor 390001911 Remote Controller 305125063 Signal Cable Signal Cable Electric Box Cover II 20102703 Main Board...
Page 292 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE 6) Model: GKH42K3AI Exploded View Parts List Name of part Part code Quantity Tube Exit Plate 01382715 Body Fixed Plate 01332701 Front Side Plate 01302713 Left Side Plate 01302711 Base Plate 01222732 Rear Side Plate 01302709 Bottom Foam 52012721...
Page 293 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE Transformer 43110233 Electric Box Cover I 20102702 Room Sensor 390001911 Remote Controller 305125063 Signal Cable Signal Cable Electric Box Cover II 20102703 Main Board 30227111 Capacitor 33010012 Drainage Plastic 05230025 Evap Support 01072705 Nut with Washer M6 70310012 Fan Fixer 10312701...
Page 294 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE Parts List Name of part Part code Quantity Tube Exit Plate 01382715 Body Fixed Plate 01332701 Front Side Plate 01302713 Left Side Plate 01302711 Base Plate 01222732 Rear Side Plate 01302709 Bottom Foam 52012721 Motor Gasket 76712711 Bolt...
Page 295 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE Pump Drainpipe 05230026 Right Side Plate 01302712 Cable-cross Block Pump Cover Plate 01252713 Bolt 8) Model: GKH48K3AI Exploded View Parts List Name of part Part code Quantity Tube Exit Plate 01382715 Body Fixed Plate 01332701 Front Side Plate 01302713...
Page 296 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE Water Tray Assy 20182701 Rubber Stem 76712701 Electric Base Plate 01412721 Flow-guide Loop 10372722 Electric Box 01399608 Wire Clamp 71010102 Terminal Board (5-bit) 42010258 Transformer 43110233 Electric Box Cover I 20102702 Room Sensor 390001911 Remote Controller 305125063 Signal Cable...
Page 297 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE 9) Model: GKH48K3A1I Exploded View Parts List Name of part Part code Quantity Tube Exit Plate 01382715 Body Fixed Plate 01332701 Front Side Plate 01302713 Left Side Plate 01302711 Base Plate 01222732 Rear Side Plate 01302709 Bottom Foam 52012721...
Page 298 DC INVERTER U-MATCH AIR CONDITION MAINTENANCE Transformer 43110233 Electric Box Cover I 20102702 Room Sensor 390001911 Remote Controller 305125063 Signal Cable Signal Cable Electric Box Cover II 20102703 Main Board 30227111 Capacitor 33010012 Drainage Plastic 05230025 Evap Support 01072705 Nut with Washer M6 70310012 Fan Fixer 10312701...

GREE ELECTRIC GUHD12NK3AO Service Manual

DC Inverter U-Match Air Conditioners Service Manual （T1/R410A/50Hz）

Product

Models List

Nomenclature

Function

Product Data

Piping Diagram

Control

Operation Flowchart

Main Logic

Wireless Remote Controller

Wired Remote Controller

Centralized Controller

Installation

Indoor Unit Installation

Outdoor Unit Installation

Refrigeration Piping Work

Electric Wiring Work

Maintenance

Trouble Table

Flow Chart of Troubleshooting

Wiring Diadram

Disassembly and Assembly Procedure of Main Parts

Exploded Views and Spare Part List

Parts List No/Parts List no

Quick Links

Chapters

Troubleshooting

Need help?

Questions and answers

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