Related Manuals for AlpicAir AWI-25HRDC1C
Summary of Contents for AlpicAir AWI-25HRDC1C
- Page 1 Service Manual Split Type Air Conditioner AWI-25HRDC1C AWI-35HRDC1C AWI-53HRDC1C AWI-70HRDC1C (Refrigerant: R32)
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Page 2: Table Of Contents
Service Manual Table of Contents Part Ⅰ : Technical Information ...............1 1. Summary ........................1 2. Specification ......................2 2.1 Specification Sheet ......................2 2.2 Operation Characteristic Curve ..................4 2.3 Capacity Variation Ratio According to Temperature ............4 2.4 Cooling and Heating Data Sheet in Rated Frequency .............5 2.5 Noise Curve ........................5 3. - Page 3 Service Manual 10. Exploded View and Parts List ..............50 11. Removal Procedure ..................56 11.1 Removal Procedure of Indoor Unit ................56 Appendix: ........................61 Appendix 1: Reference Sheet of Celsius and Fahrenheit ............61 Appendix 2: Configuration of Connection Pipe ..............61 Appendix 3: Pipe Expanding Method ...................61 Appendix 4: List of Resistance for Temperature Sensor ............61 Table of Contents...
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Page 4: Part Ⅰ : Technical Information
Service Manual Part Ⅰ : Technical Information 1. Summary Indoor Unit: AWI-25HRDC1C AWI-35HRDC1C AWI-53HRDC1C AWI-70HRDC1C Remote Controller: YAC1FB9(WiFi) Technical Information... -
Page 5: Specification
Service Manual 2. Specifications 2.1 Specification Sheet Model AWI-25HRDC1C AWI-35HRDC1C Product Code CB348002702 CB348002102 Rated Voltage 220-240 220-240 Power Rated Frequency Supply Phases Power Supply Mode Outdoor Outdoor Cooling Capacity 2700 3500 Heating Capacity 3000 3670 Cooling Power Input 1085... - Page 6 Service Manual Model AWI-53HRDC1C AWI-70HRDC1C Product Code CB348002202 CB348002302 Rated Voltage 220-240 220-240 Power Rated Frequency Supply Phases Power Supply Mode Outdoor Outdoor Cooling Capacity 5200 7000 Heating Capacity 5300 7400 Cooling Power Input 1528 1900 Heating Power Input 1410 1897 Cooling Current Input 6.78...
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Page 7: Operation Characteristic Curve
Service Manual 2.2 Operation Characteristic Curve Cooling Heating 220V Conditions 220V Indoor: DB27°C/WB19°C Outdoor: DB35°C/WB24°C Indoor air flow: High Pipe length: 5m 230V 230V 240V Conditions Indoor: DB20°C/WB15°C 240V Outdoor: DB7°C/WB6°C Indoor air flow: High Pipe length: 5m 10 20 30 40 50 60 70 80 90 100 Compressor speed (rps) Compressor speed (rps) 2.3 Capacity Variation Ratio According to Temperature... -
Page 8: Cooling And Heating Data Sheet In Rated Frequency
T1: Inlet and outlet pipe temperature of evaporator T2: Inlet and outlet pipe temperature of condenser P: Pressure at the side of big valve Connection pipe length: 5 m. 2.5 Noise Curve AWI-25HRDC1C AWI-35HRDC1C AWI-53HRDC1C AWI-70HRDC1C Indoor side noise when blowing... -
Page 9: Outline Dimension Diagram
Service Manual 3. Outline Dimension Diagram Φ55 Φ55 Uint:mm Models 2,5 / 3,5 kW 1017 127.5 204.5 1135 215.5 234.5 Technical Information... -
Page 10: Refrigerant System Diagram
Suction exchanger Compressor (evaporator) Heat exchanger Liquid pipe (condenser) side Valve Strainer Electron Capillary Strainer expansion valve COOLING HEATING Connection pipe specification: Liquid pipe:1/4" (6mm) Gas pipe:3/8" (9.52mm) AWI-25HRDC1C AWI-35HRDC1C Gas pipe:1/2" (12mm) AWI-53HRDC1C Gas pipe:5/8" (16mm) AWI-70HRDC1C Technical Information... -
Page 11: Electrical Part
Yellow Brown COMP Compressor Blue Grounding wire YEGN Yellow/Green Black Violet Orange Note: Jumper cap is used to determine fan speed and the swing angle of horizontal lover for this model. ● Indoor Unit AWI-25HRDC1C AWI-35HRDC1C AWI-53HRDC1C AWI-70HRDC1C Technical Information... -
Page 12: Function And Control
Service Manual 6. Function and Control 6.1 Remote Controller Introduction ON/OFF button MODE button FAN button YAC1FB9(WiFi) TURBO button ▲/ button button button SLEEP button I FEEL button TIMER ON / TIMER OFF button CLOCK button QUIET button WiFi button LIGHT button button TEMP button... - Page 13 Service Manual Press this button to turn on the unit. Press this button again to turn off the unit. (This indicator is not available for some models). (This indicator is not available for some models). Operation indicator is ON. (This indicator is not available for some models).
- Page 14 Service Manual function is only available for some mode Press this button, can select Sleep 1 ( ), Sleep 2 ( ), Sleep 3 ( ) and cancel the Sleep, circulate between these, after electrified, Sleep Cancel is defaulted.Sleep 1 is Sleep mode 1, in Cool modes; sleep status after run for one hour, the main unit setting temperature will increase 1 , two hours, setting temperature increased 2 , then the unit will run at this setting temperature;...
- Page 15 Service Manual The Quiet function can be set up in all modes; Under the Quiet mode,the fan speed is not available. The Quiet function is only available for some models. When quiet function is selected Under cooling mode: indoor fan operates at notch 4 speed. 10 minutes later or when indoor ambient temperature≤28℃, indoor fan will operate at notch 2 speed or quiet mode according to the comparison between indoor ambinet temperature and set temperature.
- Page 16 Service Manual If “H1” is displayed on the remote controller while it’s not operated by the professional person/after-sales person, it belongs to the misoperation. Please operate it as below to cancel it.Under the OFF status of remote controller, hold the Mode button for 5s to cancel “H1” display. Note: If remote controller displays “H1”, it belongs to the normal function reminder.
- Page 17 Service Manual Technical Information...
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Page 18: Ewpe Smart App Operation Manual
Service Manual 6.2 Ewpe Smart App Operation Manual Control Flow Chart Internet Cloud intelligent Cellular/ Home Wi-Fi home Other Wi-FI appliances Home wireless router Home Wi-Fi Operating Systems Requirement for User's smart phone: iOS system Android system Support iOS7.0 and Support Android 4.4 and above version above version... -
Page 19: Brief Description Of Modes And Functions
Service Manual 6.3 Brief Description of Modes and Functions Indoor Unit ● 1.Basic function of system (1)Cooling mode (1) Under this mode, fan and swing operates at setting status. Temperature setting range is 16~30 (2) During malfunction of outdoor unit or the unit is stopped because of protection, indoor unit keeps original operation status. (2)Drying mode (1) Under this mode, fan operates at low speed and swing operates at setting status. - Page 20 Service Manual (8)I feel control mode After controller received I feel control signal and ambient temperature sent by remote controller, controller will work according to the ambient temperature sent by remote controller. (9)Entry condition for compulsory defrosting function When turn on the unit under heating ode and set temperature is 16 C (or 16.5 C by remote controller), press “+, -, +, -, +, -”...
- Page 21 Service Manual Safety Precautions for Installing and Relocating the Unit: To ensure safety, please be mindful of the following precautions. Warnings 1. When installing or relocating the unit, be sure to keep the refrigerant circuit free from air or substances other than the specified refrigerant.
- Page 22 Service Manual Safety Operation of Flammable Refrigerant Qualification requirement for installation and maintenance man ●All the work men who are engaging in the refrigeration system should bear the valid certification awarded by the authoritative organization and the qualification for dealing with the refrigeration system recognized by this industry. If it needs other technician to maintain and repair the appliance, they should be supervised by the person who bears the qualification for using the flammable refrigerant.
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Page 23: Part Ⅱ : Installation And Maintenance
Service Manual Part Ⅱ : Installation and Maintenance 7. Notes for Installation and Maintenance Safety Precautions: 10. If the power cord or connection wire is not long enough, please get the specialized power cord or connection wire Important! from the manufacture or distributor. Prohibit prolong the wire by yourself. - Page 24 Service Manual To ensure safety, please be mindful of the following precautions. ●When installing or relocating the unit, be sure to keep the refrigerant circuit free from air or substances other than the specified refrigerant. Any presence of air or other foreign substance in the refrigerant circuit will cause system pressure rise or compressor rupture, resulting in injury.
- Page 25 Service Manual Main Tools for Installation and Maintenance 1. Level meter, measuring tape 2. Screw driver 3. Impact drill, drill head, electric drill 4. Electroprobe 5. Universal meter 6. Torque wrench, open-end wrench, inner hexagon spanner 7. Electronic leakage detector 8.
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Page 26: Installation
Service Manual 8. Installation 8.1 Installation Dimension Diagram Space to the wall At least 15cm At least 15cm Space to the wall Installation and Maintenance... - Page 27 Service Manual Installation procedures Start installation Preparation before installation Read the requirements select installation Prepare tools for electric connection location Select indoor unit Select outdoor unit installation location installation location Install the support of outdoor unit Install wall-mounting (select it according to the actual situation) frame, drill wall holes Connect pipes of indoor Fix outdoor unit...
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Page 28: Installation Parts-Checking
Air-conditioner Air switch capacity (2) The location should be well ventilated and dry, in which the outdoor unit wont be exposed directly to sunlight or strong AWI-25HRDC1C wind. AWI-35HRDC1C AWI-53HRDC1C (3) The location should be able to withstand the weight of AWI-70HRDC1C outdoor unit. -
Page 29: Installation Of Unit
Service Manual Left Right 8.5 Installation of Unit 1. Choosing Installation Iocation Cut off Recommend the installation location to the client and then the hole Fig.4 confirm it with the client. 5. Connect the Pipe of Indoor Unit 2. Install Wall-mounting Frame (1) Aim the pipe joint at the corresponding bellmouth.(As show (1) Hang the wall-mounting frame on the wall;... - Page 30 Service Manual 7. Connect Wire of Indoor Unit 8. Bind up Pipe (1) Open the panel, remove the screw on the wiring cover and (1) Bind up the connection pipe, power cord and drain hose then take down the cover.(As show in Fig.11) with the band.(As show in Fig.14) (2) Reserve a certain length of drain hose and power cord for installation when binding them.
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Page 31: Maintenance
Service Manual 9. Maintenance 9.1 Error Code List Display Method of Indoor Unit Malfunction Dual-8 A/C status Possible Causes Name Code Display Possible reasons: During cooling and drying High 1. Refrigerant was superabundant; operation, except indoor fan operates, all pressure 2. - Page 32 Service Manual Display Method of Indoor Unit Malfunction Dual-8 A/C status Possible Causes Name Code Display When the outdoor unit receive signal of Gathering Gathering refrigerant ,the system will Nominal cooling mode refrigerant be forced to run under cooling mode for gathering refrigerant 1.
- Page 33 Service Manual Display Method of Indoor Unit Malfunction Dual-8 A/C status Possible Causes Name Code Display Decrease frequency All loads operate normally, while Overload or temperature is too high; due to operation frequency for Refrigerant is insufficient; high air compressor is decreased Malfunction of electric expansion valve (EKV) discharge Limit/...
- Page 34 Service Manual Display Method of Indoor Unit Malfunction Dual-8 A/C status Possible Causes Name Code Display Compressor intermediate Showing during middle cooling or middle frequence in heating test test state Overcurrent During cooling and drying Refer to the malfunction analysis (IPM protection of operation, compressor will stop protection, loss of synchronism protection...
- Page 35 Service Manual Display Method of Indoor Unit Malfunction Dual-8 A/C status Possible Causes Name Code Display 1. Bad contact of DC motor feedback terminal. Internal fan motor, external fan motor, Internal motor 2. Bad contact of DC motor control end. compressor and electric heater stop (fan motor) do 3.
- Page 36 Service Manual Display Method of Indoor Unit Malfunction Dual-8 A/C status Possible Causes Name Code Display Malfunction of During cooling and drying phase current operation, compressor will stop detection while indoor fan will operate; Replace outdoor control panel AP1 circuit for During heating operation, the compressor complete unit will stop...
- Page 37 Service Manual Analysis or processing of some of the malfunction display: 1. Compressor discharge protection Possible causes: shortage of refrigerant; blockage of air filter; poor ventilation or air flow short pass for condenser; the system has noncondensing gas (such as air, water etc.); blockage of capillary assy (including filter); leakage inside four-way valve causes incorrect operation;...
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Page 38: Procedure Of Troubleshooting
Service Manual 9.2 Procedure of Troubleshooting 1. Malfunction of Temperature Sensor F1, F2 Main detection points: ● Is the wiring terminal between the temperature sensor and the controller loosened or poorly contacted? ● Is there short circuit due to trip-over of the parts? ●... - Page 39 Service Manual 2. Malfunction of Blocked Protection of IDU Fan Motor H6 Main detection points: ● SmoothlyIs the control terminal of PG motor connected tightly? ● SmoothlyIs the feedback interface of PG motor connected tightly? ● The fan motor can't operate? ●...
- Page 40 Service Manual 3. Malfunction of Protection of Jumper Cap C5 Main detection points: ● Is there jumper cap on the mainboard? ● Is the jumper cap inserted correctly and tightly? ● The jumper is broken? ● The motor is broken? ●...
- Page 41 Service Manual 4. Malfunction of Zero-crossing Inspection Circuit Malfunction of the IDU Fan Motor U8 Main detection points: ● Instant energization afte de-energization while the capacitordischarges slowly? ● The zero-cross detectioncircuit of the mainboard is defined abnormal? Malfunction diagnosis process: Start Turn power off for 1minute,the turn...
- Page 42 Service Manual 5. High Temperature and Overload Protection (AP1 below means control board of outdoor unit) E8 Start Normal protection, please use it Unit restarts If the outdoor ambient temperature is after improving the outdoor ambient normally higher than 53°C? temperature Improve the radiating environment of Unit restarts...
- Page 43 Service Manual 6. Malfunction of detecting plate(WIFI) JF Start check if the connection wire are correctly connected detecting Replace the plate with the same model Is malfunction eliminated Replace the mainboard with the same model The end Installation and Maintenance...
- Page 44 Service Manual Outdoor unit: (1) Capacitor charge fault (Fault with outdoor unit) (AP1 below refers to the outdoor control panel) Main Check Points: ●Use AC voltmeter to check if the voltage between terminal L and N on the wiring board is within 210VAC~240VAC. ●Is the reactor (L) correctly connected? Is the connection loose or fallen? Is the reactor (L) damaged? Fault diagnosis process: Turn on the unit...
- Page 45 Service Manual (2). IPM protection, phase current overcurrent (the control board as below indicates the control board of outdoor unit) H5/P5 Mainly detect: (1) Compressor COMP terminal (2) voltage of power supply (3) compressor (4) Refrigerant-charging volume (5) air outlet and air inlet of outdoor/indoor unit Troubleshooting: Turn on the unit after energization...
- Page 46 Service Manual (3) High temperature and overload protection diagnosis (AP1 hereinafter refers to the control board of the outdoor unit) Mainly detect: ●Is outdoor ambient temperature in normal range? ●Are the outdoor and indoor fans operating normally? ●Is the heat dissipation environment inside and outside the unit good? Fault diagnosis process: Overheat and high temperature protection...
- Page 47 Service Manual (4) Start-up failure (following AP1 for outdoor unit control board) Mainly detect: ●Whether the compressor wiring is connected correct? ●Is compressor broken? ●Is time for compressor stopping enough? Fault diagnosis process: Power on the unit Restart it up after Is stop time of the compressor 3 minutes longer than 3 minutes?
- Page 48 Service Manual (5) Out of step diagnosis for the compressor (AP1 hereinafter refers to the control board of the outdoor unit) Mainly detect: ●Is the system pressure too high? ●Is the input voltage too low? Fault diagnosis process: Out of step occurs in Out of step occurs once the operation unit is powered on.
- Page 49 Service Manual (6) Overload and air exhaust malfunction diagnosis (following AP1 for outdoor unit control board) Mainly detect: ●Is the PMV connected well or not? Is PMV damaged? ●Is refrigerant leaked? Fault diagnosis process: 20 minutes after the complete unit is powered off Is the terminal FA for the Connect the...
- Page 50 Service Manual (7) Communication malfunction: (following AP1 for outdoor unit control board) Mainly detect: ●Is there any damage for the indoor unit mainboard communication circuit? Is communication circuit damaged? ●Detect the indoor and outdoor units connection wire and indoor and outdoor units inside wiring is connect well or not, if is there any damage? Fault diagnosis process: Start...
- Page 51 Service Manual (8) Malfunction of Overcurrent Protection Main detection points: ● Is the supply voltage unstable with big fluctuation? ● Is the supply voltage too low with overload? ● Hardware trouble? Malfunction diagnosis process: Start Normal fluctuation should be within 10 % Is malfunction Is the supply voltage unstable of the rated voltage on the nameplate...
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Page 52: Maintenance Method For Normal Malfunction
Service Manual 9.3 Maintenance method for normal malfunction 1. Air Conditioner Cant be Started Up Possible Causes Discriminating Method (Air conditioner Status) Troubleshooting Confirm whether its due to power failure. If yes, No power supply, or poor After energization, operation indicator isnt bright wait for power recovery. - Page 53 Service Manual 4. ODU Fan Motor Cant Operate Possible causes Discriminating method (air conditioner status) Troubleshooting Connect wires according to wiring diagram to Wrong wire connection, or poor Check the wiring status according to circuit make sure all wiring terminals are connected connection diagram firmly...
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Page 54: Exploded View And Parts List
Service Manual 10. Exploded View and Parts List AWI-25HRDC1C AWI-35HRDC1C The component picture is only for reference; please refer to the actual product. Installation and Maintenance... - Page 55 Service Manual Part Code Description AWI-25HRDC1C AWI-70HRDC1C Product Code CB348N02702 CB348N02102 Front Panel 200003060035T 200003060035T Display Board 300001060400 300001060400 Filter Sub-Assy 1112246803 1112246803 Screw Cover 242520179 242520179 Electric Box Cover Sub-Assy 0140206501 0140206501 Front Case Assy 000002060044 000002060044 Shield Cover of Electric Box Cover...
- Page 56 Service Manual AWI-53HRDC1C H O U R ONOFF The component picture is only for reference; please refer to the actual product. Installation and Maintenance...
- Page 57 Service Manual Part Code Description AWI-53HRDC1C Product Code CB348N02202 Front Panel 200003060039T Display Board 300001060400 Filter Sub-Assy 1112208906 Decorative Board (Left) 230001060044D Left Side Plate 200085060011 Front Case 20000200003102 Guide Louver 200004060019 Axile Bush 10542036 Air Louver 10512732 Helicoid tongue 26112512 Left Axile Bush 10512037...
- Page 58 Service Manual AWI-70HRDC1C The component is only for reference;please refer to the actual product. Installation and Maintenance...
- Page 59 Service Manual Part Code Description AWI-70HRDC1C Product Code CB348N02302 Front Panel 200003060036T Filter Sub-Assy 1101200703 Screw Cover 2425201906 Left Side Plate 200085060008 Decorative Strip(Left) 230001060039D Front Case 20000200003004 Air Louver(Manual) 10512737 Helicoid Tongue 26112513 Left Axile Bush 10512037 Rear Case assy 000001000069 Rubber Plug (Water Tray) 76712012...
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Page 60: Removal Procedure
Service Manual 11. Removal Procedure Caution: discharge the refrigerant 11.1 Removal Procedure of Indoor Unit completely before removal. Step Procedure 1. Remove filter Panel Open the panel. Loosen the clasp shown in the fig and then pull the left filter and right filer outwards to remove them. - Page 61 Service Manual Step Procedure Panel 3. Remove panel Display Screws Open the front panel; separate the panel rotation shaft from the groove fixing the front panel and then removes the front panel. Note: The display of some models is fixed on Front panel Panel rotation the panel;...
- Page 62 Service Manual Step Procedure Cold plasma generator 6. Remove electric box assy Screws Loosen the connection clasps between Cold plasma generator and electric box, and then remove the cold plasma Electric box generator. Step motor Clasps Indoor tube Grounding temperature sensor screw Electric box assy ①...
- Page 63 Service Manual Step Procedure 7. Remove evaporator assy Remove 3 screws fixing evaporator assy. Screws Connection pipe clamp At the back of the unit, Loosen the clasp,connection pipe clamp and then remove the connection pipe clamp. Clasp Groove Rear Case assy First remove the left side of evaporator from Clasp the groove of bottom shell and then remove...
- Page 64 Service Manual Step Procedure 8. Remove motor and cross flow blade Remove 3 screws fixing motor clamp and then remove the motor clamp. Motor clasp Screws Cross flow Remove the at the connection place of Motor cross flow blade and motor; lift the motor and cross flow blade upwards to remove them.
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Page 65: Appendix
Service Manual Appendix: Appendix 1: Reference Sheet of Celsius and Fahrenheit Conversion formula for Fahrenheit degree and Celsius degree: Tf=Tcx1.8+32 Set temperature Fahrenheit Fahrenheit Fahrenheit display Fahrenheit display Fahrenheit display Fahrenheit Celsius( Celsius( Celsius( temperature temperature temperature 60.8 69/70 69.8 78/79 78.8 62/63... -
Page 66: Appendix 3: Pipe Expanding Method
Service Manual Appendix 3: Pipe Expanding Method Pipe Note: Pipe cutter Improper pipe expanding is the main cause of refrigerant leakage.Please expand the pipe according to the following steps: Leaning Uneven Burr A:Cut the pip ● Confirm the pipe length according to the distance of indoor unit and outdoor unit. ●... -
Page 67: Appendix 4: List Of Resistance For Temperature Sensor
Service Manual Appendix 4: List of Resistance for Temperature Sensor Resistance Table of Ambient Temperature Sensor for Indoor and Outdoor (15K) Temp( C) Resistance(kΩ) Temp( C) Resistance(kΩ) Temp( Resistance(kΩ) Temp( Resistance(kΩ) 138.1 18.75 3.848 1.071 128.6 17.93 3.711 1.039 121.6 17.14 3.579 1.009... - Page 68 Service Manual Resistance Table of Tube Temperature Sensors for Outdoor and Indoor (20K) Temp( C) Resistance(kΩ) Temp( C) Resistance(kΩ) Temp( Resistance(kΩ) Temp( Resistance(kΩ) 181.4 25.01 5.13 1.427 171.4 23.9 4.948 1.386 162.1 22.85 4.773 1.346 153.3 21.85 4.605 1.307 20.9 4.443 1.269 137.2...
- Page 69 Service Manual Resistance Table of Discharge Temperature Sensor for Outdoor (50K) Temp( C) Resistance(kΩ) Temp( Resistance(kΩ) Temp( C) Resistance(kΩ) Temp( Resistance(kΩ) 853.5 18.34 4.75 799.8 93.42 17.65 4.61 89.07 16.99 4.47 703.8 84.95 16.36 4.33 660.8 81.05 15.75 4.20 620.8 77.35 15.17 4.08...
- Page 70 ALPICAIR AIR CONDITIONING Note: AlpicAir is commited to continuous improvement of its products to ensure the highest quality and reliabilty standards and to meet local regulations and market requirements. V 3.15.0 * Under our policy of continuous improvement, we reserve the right to change...