Panasonic CU-2E18SBE Service Manual
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Panasonic CU-2E18SBE Service Manual

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Please file and use this manual together with the service manual for Model No. CS-MZ5SKE CS-Z7SKEW CS-Z9SKEW CS-Z12SKEW
CS-Z15SKEW CS-Z18SKEW CS-E7SKEW CS-E9SKEW CS-E12SKEW CS-E15SKEW CS-E18SKEW CS-XE7SKEW CS-XE9SKEW
CS-XE12SKEW CS-XE18SKEW CS-E7SKEW-M CS-E9SKEW-M CS-E12SKEW-M CS-E15SKEW-M CS-E18SKEW-M CS-XZ7SKEW
CS-XZ9SKEW CS-XZ12SKEW CS-XZ18SKEW CS-MZ5SKE-M CS-Z7SKEW-M CS-Z9SKEW-M CS-Z12SKEW-M CS-Z15SKEW-M
CS-Z18SKEW-M CS-MTZ7SKE CS-TZ9SKEW CS-TZ12SKEW CS-TZ15SKEW CS-TZ18SKEW CS-E9PD3EA CS-E12QD3EAW
CS-E18RD3EAW CS-E9PB4EA CS-E12PB4EA CS-E18RB4EAW CS-E21RB4EAW CS-E9GFEW CS-E12GFEW CS-E18GFEW
CS-E9GFEW-2 CS-E12GFEW-2 CS-E18GFEW-2, Order No. PAPAMY1603014CE PAPAMY1603054CE PAPAMY1604058CE
PAPAMY1604028CE PAPAMY1604057CE PAPAMY1603029CE PAPAMY1305054CE PAPAMY1406071CE PAPAMY1505102CE
PAPAMY1305053CE RAC0704001C2 MAC0804027A2
This service information is designed for experienced repair technicians only and is not designed for use by the general public.
It does not contain warnings or cautions to advise non-technical individuals of potential dangers in attempting to service a product.
Products powered by electricity should be serviced or repaired only by experienced professional technicians. Any attempt to
service or repair the product or products dealt with in this service information by anyone else could result in serious injury or death.
There are special components used in this equipment which are important for safety. These parts are marked by
Diagrams, Circuit Board Diagrams, Exploded Views and Replacement Parts List. It is essential that these critical parts should be replaced
with manufacturer's specified parts to prevent shock, fire or other hazards. Do not modify the original design without permission of
manufacturer.
In order to avoid frostbite, be assured of no refrigerant leakage during the installation or repairing of refrigerant circuit.
WARNING
IMPORTANT SAFETY NOTICE
PRECAUTION OF LOW TEMPERATURE
Order No: PAPAMY1601015CE

Air Conditioner

Outdoor Unit

CU-2E12SBE
CU-2E15SBE
CU-2E18SBE
CU-3E23SBE
Destination
Europe
in the Schematic
!
© Panasonic Corporation 2016

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Summary of Contents for Panasonic CU-2E18SBE

  • Page 1: Air Conditioner

    Do not modify the original design without permission of manufacturer. PRECAUTION OF LOW TEMPERATURE In order to avoid frostbite, be assured of no refrigerant leakage during the installation or repairing of refrigerant circuit. © Panasonic Corporation 2016...

  • Page 2: Table Of Contents

    CU-3E23SBE ..........29 15. Troubleshooting Guide ........58 7. Electronic Circuit Diagram ......30 15.1 Self Diagnosis Function (CU-2E12SBE, CU-2E12SBE CU-2E15SBE CU-2E15SBE and CU-2E18SBE) ....58 CU-2E18SBE ..........30 15.2 Self Diagnosis Function (CU-3E23SBE) ..60 CU-3E23SBE ..........31 16. Disassembly and Assembly Instructions ..63 8.

  • Page 3: Safety Precautions

    1. Safety Precautions  Read the following “SAFETY PRECAUTIONS” carefully before perform any servicing.  Electrical work must be installed or serviced by a licensed electrician. Be sure to use the correct rating of the power plug and main circuit for the model installed. ...
  • Page 4 WARNING Tighten the flare nut with torque wrench according to specified method. If the flare nut is over-tightened, after a long period, the flare may break and cause refrigerant gas leakage. After completion of installation, confirm there is no leakage of refrigerant gas. It may generate toxic gas when the refrigerant contacts with fire.

  • Page 5: Specifications

    2. Specifications CU-2E12SBE Item Unit OUTDOOR UNIT Indoor Unit Combination 1.6kW + 2.0kW Power Source 1 Phase, 230V, 50Hz (Power supply from outdoor unit) 3.6 (1.50 ~ 4.50) Capacity BTU/h 12300 (5120 ~ 15300) Running Current 3.75 Electrical Power Input 0.80 (0.25 ~ 1.10) Data Cooling Operation...
  • Page 6 Item Unit OUTDOOR UNIT Type Plate fin configuration forced draft type Tube Material Copper Heat Exchanger Fin Material Aluminum (Pre Coat) Row / Stage 2 / 28 /min Air Volume High (Cooling / Heating) 28.5 (1006) / 36.9 (1303) /mm) Refrigerant Control Device Expansion Valve Refrigerant Oil...

  • Page 7: Cu-2E15Sbe

    CU-2E15SBE Item Unit OUTDOOR UNIT Indoor Unit Combination 2.0kW + 2.5kW Power Source 1 Phase, 230V, 50Hz (Power supply from outdoor unit) 4.5 (1.5 ~ 5.2) Capacity BTU/h 15300 (5120 ~ 17700) Running Current 5.75 Electrical Power Input 1.23 (0.25 ~ 1.52) Data Cooling Operation 3.66 (6.00 ~ 3.42)
  • Page 8 Item Unit OUTDOOR UNIT /min Air Volume High (Cooling / Heating) 32.7 (1154) / 36.9 (1303) /mm) Refrigerant Control Device Expansion Valve Refrigerant Oil FV50S (450) Refrigerant (R410A) 1.40k Dry Bulb Wet Bulb Maximum °C Cooling Minimum °C — Outdoor Operation Range Maximum °C Heating...

  • Page 9: Cu-2E18Sbe

    CU-2E18SBE Item Unit OUTDOOR UNIT Indoor Unit Combination 2.0kW + 2.8kW Power Source 1 Phase, 230V, 50Hz (Power supply from outdoor unit) 5.2 (1.5 ~ 5.4) Capacity BTU/h 17700 (5120 ~ 18400) Running Current 7.10 Electrical Power Input 1.52 (0.25 ~ 1.58)
  • Page 10 Item Unit OUTDOOR UNIT /min Air Volume High (Cooling / Heating) 36.9 (1303) / 41.1 (1451) /mm) Refrigerant Control Device Expansion Valve Refrigerant Oil FV50S (450) Refrigerant (R410A) 1.40k Dry Bulb Wet Bulb Maximum °C Cooling Minimum °C — Outdoor Operation Range Maximum °C Heating...

  • Page 11: Cu-3E23Sbe

    CU-3E23SBE Item Unit OUTDOOR UNIT Indoor Unit Combination 1.6kW + 2.0kW + 2.8kW Power Source 1 Phase, 230V, 50Hz (Power supply from outdoor unit) 6.8 (1.90 ~ 8.00) Capacity BTU/h 23200 (6480 ~ 27300) Running Current 8.40 Electrical Power Input 1.91 (270 ~ 2.37) Data Cooling Operation...
  • Page 12 Item Unit OUTDOOR UNIT Type Plate fin configuration forced draft type Tube Material Copper Heat Exchanger Fin Material Aluminum (Pre Coat) Row / Stage 2 / 36 /min Air Volume High (Cooling / Heating) 42.5 (1500) / 49.4 (1744) /mm) Refrigerant Control Device Expansion Valve Refrigerant Oil...
  • Page 13 (g/m) Note: “ ” : Available Remarks for CU-2E15SBE / CU-2E18SBE 1. At least two indoor units must be connected. 2. The total nominal cooling capacity of indoor units that will be connected to outdoor unit must be within connectable capacity range of indoor unit.
  • Page 14  Indoor Unit : CS-ME5PKE, CS-E9/12PB4EA, CS-E9/12GFEW, CS-E9/12GFEW-2, CS-RE9/12RKEW, CS-E9PD3EA, CS-E12QD3EAW, CS-E7/9/12QKEW, CS-XE7/9/12QKEW, CS-MRE7RKE  Outdoor Unit : CU-2E12SBE Cooling Capacity (kW) Input Power (W) ANNUAL ENERGY MOISTURE REMOVAL Indoor unit capacity Current, Total CONSUMPTION VOLUME Cooling 230V (A) Room A Room B Total min ~ max...
  • Page 15  Indoor Unit : CS-ME5PKE, CS-E7/9/12QKEW, CS-XE7/9/12QKEW, CS-MRE7RKE, CS-RE9/12RKEW, CS-E9PD3EA, CS-E12QD3EAW, CS-E9/12PB4EA, CS-E9/12GFEW, CS-E9/12GFEW-2  Outdoor Unit : CU-2E15SBE Cooling Capacity (kW) Input Power (W) ANNUAL ENERGY MOISTURE REMOVAL Indoor unit capacity Current, Total CONSUMPTION VOLUME Cooling 230V (A) Room A Room B Total min ~ max...
  • Page 16  Indoor Unit : CS-ME5PKE, CS-E7/9/12/15/18QKEW, CS-XE7/9/12/18QKEW, CS-MRE7RKE, CS-RE9/12/15/18RKEW, CS-E9PD3EA, CS-E12QD3EAW, CS-E18RD3EAW, CS-E9/12PB4EA, CS-E18RB4EAW, CS-E9/12GFEW, CS-E9/12/18GFEW-2  Outdoor Unit : CU-2E18SBE Cooling Capacity (kW) Input Power (W) ANNUAL ENERGY MOISTURE REMOVAL Indoor unit capacity Current, Total CONSUMPTION VOLUME Cooling 230V (A)
  • Page 17 Heating Capacity (kW) Input Power (W) ANNUAL ENERGY MOISTURE REMOVAL Indoor unit capacity Current, Total CONSUMPTION VOLUME Heating 230V (A) Room A Room B Total min ~ max Rating min ~ max CLASS (kWh) 2.60 2.60 0.7 ~ 3.8 170 ~ 1110 3.77 3.05 3.20...
  • Page 18  Indoor Unit : CS-ME5PKE, CS-E7/9/12/15/18/21QKEW, CS-XE7/9/12/18QKEW, CS-MRE7RKE, CS-RE9/12/15/18RKEW, CS-E9PD3EA, CS-E12QD3EAW, CS-E18RD3EAW, CS-E9/12PB4EA, CS-E18/21RB4EAW, CS-E9/12/18GFEW, CS-E9/12/18GFEW-2  Outdoor Unit : CU-3E23SBE Cooling Capacity (kW) Input Power (W) MOISTURE ANNUAL ENERGY Indoor unit capacity Current, REMOVAL Total CONSUMPTION Cooling 230V (A) VOLUME Room A Room B...
  • Page 19 Cooling Capacity (kW) Input Power (W) MOISTURE ANNUAL ENERGY Indoor unit capacity Current, REMOVAL Total CONSUMPTION Cooling 230V (A) VOLUME (kWh) Room A Room B Room C Total min ~ max Rating min ~ max CLASS 1.6 + 2.0 + 4.0 1.43 1.79 3.58...
  • Page 20 Cooling Capacity (kW) Input Power (W) MOISTURE ANNUAL ENERGY Indoor unit capacity Current, REMOVAL Total CONSUMPTION Cooling 230V (A) VOLUME (kWh) Room A Room B Room C Total min ~ max Rating min ~ max CLASS 2.8 + 2.8 + 5.0 10.6 1.80 1.80...
  • Page 21 Heating Capacity (kW) Input Power (W) MOISTURE ANNUAL ENERGY Indoor unit capacity Current, REMOVAL Total CONSUMPTION Heating 230V (A) VOLUME (kWh) Room A Room B Room C Total min ~ max Rating min ~ max CLASS 1.6 + 1.6 + 5.0 1.66 1.66 5.18...
  • Page 22 Heating Capacity (kW) Input Power (W) MOISTURE ANNUAL ENERGY Indoor unit capacity Current, REMOVAL Total CONSUMPTION Heating 230V (A) VOLUME (kWh) Room A Room B Room C Total min ~ max Rating min ~ max CLASS 2.5 + 3.2 + 4.0 2.19 2.80 3.51...

  • Page 23: Dimensions

    3. Dimensions CU-2E12SBE CU-2E15SBE CU-2E18SBE Space necessary for <Top View> installation (124) (55.5) 10 cm 10 cm 100 cm Anchor Bolt Pitch 540 x 330 <Side View> <Side View> <Front View> Unit: mm CU-3E23SBE <Top View> Space necessary for installation (131) 27.5...

  • Page 24: Refrigeration Cycle Diagram

    4. Refrigeration Cycle Diagram CU-2E12SBE CU-2E15SBE CU-2E18SBE...

  • Page 25: Cu-3E23Sbe

    CU-3E23SBE INDOOR A OUTDOOR PIPE EXPANSION TEMP. STRAINER VALVE A SENSOR LIQUID SIDE 3-WAY VALVE INTAKE TEMP. SENSOR PIPE PIPE TEMP. TEMP. SENSOR SENSOR LIQUID SIDE 3-WAY VALVE STRAINER EXPANSION GAS SIDE HEAT VALVE B EXCHANGER 3-WAY VALVE (EVAPORATOR) PIPE TEMP.

  • Page 26: Block Diagram

    5. Block Diagram CU-2E12SBE CU-2E15SBE CU-2E18SBE...

  • Page 27: Cu-3E23Sbe

    CU-3E23SBE...

  • Page 28: Wiring Connection Diagram

    6. Wiring Connection Diagram CU-2E12SBE CU-2E15SBE CU-2E18SBE...

  • Page 29: Cu-3E23Sbe

    CU-3E23SBE...

  • Page 30: Electronic Circuit Diagram

    7. Electronic Circuit Diagram CU-2E12SBE CU-2E15SBE CU-2E18SBE Sensor (Thermistor) Characteristics  Outdoor Air Sensor  Outdoor Heat Exchanger Sensor   Temperature (°C) Compressor Temp. Sensor (Thermistor) Charateristics Temperature (°C)

  • Page 31: Cu-3E23Sbe

    CU-3E23SBE...

  • Page 32: Printed Circuit Board

    8. Printed Circuit Board Main Printed Circuit Board 8.1.1 CU-2E12SBE CU-2E15SBE CU-2E18SBE CN-EV1 CN-TANK CN-EV2 CN-TH1 CN-TH3 CN-HEAT CN-TH2 CN-TH4 CN-HOT CN-FM1...
  • Page 33 8.1.2 CU-3E23SBE CN-DISP2 CN-EV1 CN-TH1 CN-NMODE CN-EV2 CN-DIS CN-TH3 CN-EV3 CN-TH2 CN-TH4 CN-PSW1 CN-DISP1 CN-HEAT CN-FM1...

  • Page 34: Noise Filter Printed Circuit Board

    Noise Filter Printed Circuit Board CN-COM CN-DATA CN-WHT CN-BLK Display Printed Circuit Board CN-DISP1 CN-NMODE1 CN-NMODE2 LED1 LED2 LED3 LED4 LED5 LED6...

  • Page 35: Cpu Printed Circuit Board

    8 8.4 CPU U Printed d Circuit Board...

  • Page 36: Installation Information

    (Not included in the unit) Outdoor unit power supply: Panasoni c Single-phase 230V, 50Hz Unit B 1.5mm flexible cord x 4 core (polychloroprene sheathed) Panasonic 20A switch (circuit breaker) (Not included in the unit) (Not included in the unit) elevation: Unit A 10m max elevation between 1.5 mm...

  • Page 37: Cu-2E18Sbe

    CU-2E18SBE 9.2.1 Check Points connection cables (Not included in the unit) Outdoor unit power supply: Single-phase 230V, 50Hz Unit B 1.5mm flexible cord x 4 core (polychloroprene sheathed) 20A switch (circuit breaker) (Not included in the unit) (Not included in the unit)

  • Page 38: Cu-3E23Sbe

    CU-3E23SBE 9.3.1 Check Points Indoor/outdoor unit connection cables (Not included in the unit) 1.5 mm flexible cord x 4 core Unit C (polychloroprene sheathed) Outdoor unit power supply: Single-phase 230V, 60Hz (Not included in the unit) Unit B elevation: 15m max 16A switch (circuit breaker) elevation between...

  • Page 39: Installation Instruction

    10. Installation Instruction 10.1 CU-2E12SBE CU-2E15SBE CU-2E18SBE 10.1.1 Select The Best Location  If an awning is built over the unit to prevent direct sunlight or rain, be careful that heat radiation from the condenser is not obstructed. Attached accessories Qty.
  • Page 40 10.1.4 Connect the Piping 10.1.4.1 Connecting The Piping To Indoor Unit Please make flare after inserting flare nut (locate at Do not over tighten, over tightening may cause gas leakage. joint portion of tube assembly) onto the copper Piping size Torque pipe.
  • Page 41  If gauge needle does not move from 0 cmHg (0 MPa) to -76 cmHg (-0.1 MPa), in step  above take the following measure: If the leak stops when the piping connections are tightened further, continue working from step . If the leak does not stop when the connections are retightened, repair location of leak.
  • Page 42 CUTTING AND FLARING THE PIPING 1. Please cut using pipe cutter and then remove the burrs. 2. Remove the burrs by using reamer. If burrs is not removed, gas leakage may be caused. Turn the piping end down to avoid the metal powder entering the pipe. 3.

  • Page 43: Cu-3E23Sbe

    10.2 CU-3E23SBE 10.2.1 Select The Best Location  If an awning is built over the unit to prevent direct Installation parts you should purchase ( ) sunlight or rain, be careful that heat radiation from Outdoor Unit Installation Diagram It is advisable to avoid the condenser is not obstructed.

  • Page 44: Install The Outdoor Unit

    Outdoor Unit Installation Guidelines  Where a wall or other obstacle is in the path of outdoor unit’s intake or exhaust airflow, follow the installation guidelines below.  For any of the below installation patterns, the wall height on the exhaust side should be 1200 mm or less. Wall facing one side Wall facing two side Wall facing three side...
  • Page 45 10.2.4 Evacuation Of The Equipment WHEN INSTALLING AN AIR CONDITIONER, BE SURE TO EVACUATE THE AIR INSIDE THE INDOOR UNIT AND PIPES in the following procedure. 1. Connect a charging hose with a push pin to Outdoor unit the Low side of a charging set and the service Tube connector Indoor Unit port of the gas side 3-way valve.

  • Page 46: Heat Insulation

    CU-3E23***, CU-3RE18*** Terminals on the indoor unit Colour of wires (Connection cable) Terminals on the outdoor unit (UNIT C) (Power supply cord) (UNIT A) (UNIT B) Terminals on the isolating devices (Disconnecting means) CU-3E23***, CU-3RE18*** Unit A Unit B Unit C Indoor &...

  • Page 47: Operation Control

    11. Operation Control 11.1 Cooling Operation 11.1.1 Outdoor fan control  When cooling operation is enabled, based on outdoor ambient temperature, fan motor control will be adjusted according to figure below: RPM free 15°C 13°C RPM controlled -13°C Stopped OD temp. 11.1.2 Annual Cooling control ...

  • Page 48: Heating Operation

    11.2 Heating Operation 11.2.1 Outdoor fan control  When heating operation is enabled, based on outdoor ambient temperature, fan motor control will be adjusted according to figure below for Heating overload control: RPM controlled 12°C 10°C RPM free OD temp. 11.2.2 Heating Room Temp Sampling Control ...
  • Page 49  Cancel Condition Indoor fan speed is equal or higher than Lo fan. > 1 operation indoor unit. In any cooling overload zone. During annual cooling Initial frequency operation. During starting control. During “Electronic part temperature rise protection by outdoor air & total current” During “Electronic part temperature rise protection by total current”...

  • Page 50: Simultaneous Operation Control

    12. Simultaneous Operation Control  Operation modes which can be selected using the remote control unit: Automatic, Cooling, Dry, Heating and e-ion operation mode.  Types of operation modes which can be performed simultaneously Cooling operation and Cooling, Dry or e-ion operation. Heating operation and Heating operation.

  • Page 51: Protection Control

    13. Protection Control 13.1 Freeze Prevention control (Cool)  When received freeze prevention signal from indoor unit, the compressor frequency changes according to indoor heat exchanger temperature.  When indoor unit request capability OFF due to freeze condition, immediately the capability supply to targeted indoor unit stops.

  • Page 52: Cooling Overload Control (Cool)

    13.5 Cooling overload control (Cool)  This control detect outdoor pipe temperature and perform the compressor frequency restriction during cooling operation. Comp stop 64°C Comp freq restricted 60°C 57°C Comp freq free OD Pipe temp 13.6 Heating overload control (Heat) ...

  • Page 53: Deice Control

    13.8 Deice Control  When outdoor pipe temperature and outdoor air temperature is low, deice operation starts where indoor fan motor and outdoor fan motor stop, indoor unit horizontal vane close and operation LED blink with compressor ON. 13.9 Time Delay Safety Control (Restart Control) ...

  • Page 54: Compressor Protection Control (Gas Leak Detection Control 2)

    13.14 Compressor Protection Control (Gas leak detection control 2)  This control detect gas leakage condition to prevent compressor damage.  Control start condition All connected indoor units capability supply ON. Compressor ON with maximum frequency. Not during annual cooling. Compressor discharge temperature high.

  • Page 55: Servicing Mode

    14. Servicing Mode 14.1 CU-3E23SBE Fig. 1 JP1 (COOL ONLY) SW1 (PUMP DOWN) OFF ON SW4 (POWER SW2 (OPERATION SAVE) TEST) OFF ON SW5 (MODE SW3 (WIRING CHECK) PRIORITY) 14.1.1 Pump down operation (SW1)  Operate the pump down process according to the following procedure Confirm the valve on the liquid side and gas side are open.

  • Page 56: Wiring Error Check

    14.1.3 Wiring Error Check  The unit capable to correct the wiring error automatically by following procedures. Confirm the valve on the liquid side and gas side is open. Press WIRING CHECK button (SW3) on the Service PCB inside the outdoor unit for more than 10 seconds to start wiring check operation.

  • Page 57: Cu-2E12Sbe, Cu-2E15Sbe & Cu-2E18Sbe

    14.2 CU-2E12SBE, CU-2E15SBE & CU-2E18SBE 14.2.1 Pump down operation  Operate the pump down process according to the following procedure Confirm the valve on the liquid side and gas side are open. Short the CN-PUMP button on the Service PCB inside the outdoor unit for more than 5 seconds. Pump down (cooling) operation is performed for 15 minutes.

  • Page 58: Troubleshooting Guide

    15. Troubleshooting Guide 15.1 Self Diagnosis Function (CU-2E12SBE, CU-2E15SBE and CU-2E18SBE) Diagnosis Abnormality or Abnormality judgment Protection operation Problem Check location display protection control  Indoor/outdoor wire Indoor fan only Indoor/outdoor terminal Indoor/outdoor abnormal After operation for operation can start by ...
  • Page 59 Diagnosis Abnormality or Abnormality judgment Protection operation Problem Check location display protection control  Check indoor/outdoor connection wire and pipe Wrong wiring and  Indoor heat exchanger Indoor standby units 3 times happen within connecting pipe, sensor lead wire and freezing abnormality 40 minutes expansion valve...

  • Page 60: Self Diagnosis Function (Cu-3E23Sbe)

    15.2 Self Diagnosis Function (CU-3E23SBE)  The display screen of wireless remote control unit and the self-diagnosis LEDs (green) on the outdoor printed circuit board in the outdoor unit can be used to identify the location of the problem. Refer to the table below to identify and solve the cause of the problem, and then re-start the air conditioner system.

  • Page 63: Disassembly And Assembly Instructions

    High voltages are generated in the electrical parts area by the capacitor. Ensure that the capacitor has discharged sufficiently before proceeding with repair work. Failure to heed this caution may result in electric shocks. 16.1 Outdoor Unit Removal Procedure (CU-2E12SBE CU-2E15SBE CU-2E18SBE) Caution! When handling electronic controller, be careful of electrostatic discharge. 16.1.1 Removing the Cabinet Top Plate and Cabinet Front Plate 1.

  • Page 64: Outdoor Unit Removal Procedure (Cu-3E23Sbe)

    16.1.4 Removing the Propeller Fan and Fan Motor 1. Remove the cabinet top plate and cabinet front plate. 2. Remove the propeller fan by removing the nut turning clockwise at its center. 3. Disconnect the connector of the fan motor from the control board.
  • Page 65 16.2.2 Remove the Control Board Cover and Particular Plates 3. Remove the control board cover (remove 3 screws). 4. Remove the particular plate (remove 2 screws). 5. Remove the particular plate (remove 2 screws). 16.2.3 Removing the Control P.C. Board 6.
  • Page 66 16.2.4 Removing the Propeller Fan and Fan Motor 1. Follow the steps in 18.2.1 for removing the cabinet top plate and cabinet front plate. 2. Remove the propeller fan by removing the nut turning clockwise at its center. 3. Disconnect the fan motor connector from the control P.C.

  • Page 67: Technical Data

    17. Technical Data Technical data provided are based on the air conditioner running under free frequency. 17.1 Cool Mode Performance Data Unit setting: Standard piping length, Hi Fan, Cool mode at 16°C Voltage: 230V, 50Hz 17.1.1 CU-2E12SBE Indoor Air Temp. °C WB Combination Outdoor Air (Capacity)
  • Page 68 Indoor Air Temp. °C WB Combination Outdoor Air 17.5 (Capacity) Temp. °C (kW) Input Input Input Input Input Input Total Q Total Q Total Q Total Q Total Q Total Q Power Power Power Power Power Power 3.63 0.64 3.37 0.55 3.28 0.52...
  • Page 69 Indoor Air Temp. °C WB Combination Outdoor Air 17.5 (Capacity) Temp. °C (kW) Input Input Input Input Input Input Total Q Total Q Total Q Total Q Total Q Total Q Power Power Power Power Power Power 6.07 0.71 5.07 0.69 4.74 0.69...
  • Page 70 Indoor Air Temp. °C WB Combination Outdoor Air 17.5 (Capacity) Temp. °C (kW) Input Input Input Input Input Input Total Q Total Q Total Q Total Q Total Q Total Q Power Power Power Power Power Power 6.07 0.67 5.07 0.66 4.74 0.66...
  • Page 71 17.1.2 CU-2E15SBE Indoor Air Temp. °C WB Combination Outdoor Air (Capacity) Temp. °C 17.5 (kW) Input Input Input Input Input Input Total Q Total Q Total Q Total Q Total Q Total Q Power Power Power Power Power Power 2.09 0.31 1.94 0.27...
  • Page 72 Indoor Air Temp. °C WB Combination Outdoor Air 17.5 (Capacity) Temp. °C (kW) Input Input Input Input Input Input Total Q Total Q Total Q Total Q Total Q Total Q Power Power Power Power Power Power 5.39 0.71 4.51 0.69 4.22 0.69...
  • Page 73 Indoor Air Temp. °C WB Combination Outdoor Air 17.5 (Capacity) Temp. °C (kW) Input Input Input Input Input Input Total Q Total Q Total Q Total Q Total Q Total Q Power Power Power Power Power Power 6.74 0.94 5.64 0.92 5.27 0.91...
  • Page 74 Indoor Air Temp. °C WB Combination Outdoor Air 17.5 (Capacity) Temp. °C (kW) Input Input Input Input Input Input Total Q Total Q Total Q Total Q Total Q Total Q Power Power Power Power Power Power 7.01 0.97 5.86 0.96 5.48 0.95...
  • Page 75 17.1.3 CU-2E18SBE Indoor Air Temp. °C WB Combination Outdoor Air (Capacity) Temp. °C 17.5 (kW) Input Input Input Input Input Input Total Q Total Q Total Q Total Q Total Q Total Q Power Power Power Power Power Power 2.09 0.31...
  • Page 76 Indoor Air Temp. °C WB Combination Outdoor Air 17.5 (Capacity) Temp. °C (kW) Input Input Input Input Input Input Total Q Total Q Total Q Total Q Total Q Total Q Power Power Power Power Power Power 3.82 0.73 3.54 0.63 3.45 0.59...
  • Page 77 Indoor Air Temp. °C WB Combination Outdoor Air 17.5 (Capacity) Temp. °C (kW) Input Input Input Input Input Input Total Q Total Q Total Q Total Q Total Q Total Q Power Power Power Power Power Power 7.01 0.97 5.86 0.96 5.48 0.95...
  • Page 78 Indoor Air Temp. °C WB Combination Outdoor Air 17.5 (Capacity) Temp. °C (kW) Input Input Input Input Input Input Total Q Total Q Total Q Total Q Total Q Total Q Power Power Power Power Power Power 7.01 0.97 5.86 0.96 5.48 0.95...
  • Page 79 Indoor Air Temp. °C WB Combination Outdoor Air 17.5 (Capacity) Temp. °C (kW) Input Input Input Input Input Input Total Q Total Q Total Q Total Q Total Q Total Q Power Power Power Power Power Power 7.01 0.97 5.86 0.96 5.48 0.95...
  • Page 80 Indoor Air Temp. °C WB Combination Outdoor Air 17.5 (Capacity) Temp. °C (kW) Input Input Input Input Input Input Total Q Total Q Total Q Total Q Total Q Total Q Power Power Power Power Power Power 7.28 1.01 6.09 0.99 5.69 0.99...
  • Page 81 17.1.4 CU-3E23SBE Indoor Air Temp. °C WB Combination Outdoor Air (Capacity) Temp. °C 17.5 (kW) Input Input Input Input Input Input Total Q Total Q Total Q Total Q Total Q Total Q Power Power Power Power Power Power 1.79 0.20 1.90 0.20...
  • Page 82 Indoor Air Temp. °C WB Combination Outdoor Air 17.5 (Capacity) Temp. °C (kW) Input Input Input Input Input Input Total Q Total Q Total Q Total Q Total Q Total Q Power Power Power Power Power Power 3.35 0.63 3.55 0.62 3.62 0.62...
  • Page 83 Indoor Air Temp. °C WB Combination Outdoor Air 17.5 (Capacity) Temp. °C (kW) Input Input Input Input Input Input Total Q Total Q Total Q Total Q Total Q Total Q Power Power Power Power Power Power 6.53 1.28 6.73 1.26 6.80 1.25...
  • Page 84 Indoor Air Temp. °C WB Combination Outdoor Air 17.5 (Capacity) Temp. °C (kW) Input Input Input Input Input Input Total Q Total Q Total Q Total Q Total Q Total Q Power Power Power Power Power Power 7.66 1.55 7.89 1.53 7.97 1.52...
  • Page 85 Indoor Air Temp. °C WB Combination Outdoor Air 17.5 (Capacity) Temp. °C (kW) Input Input Input Input Input Input Total Q Total Q Total Q Total Q Total Q Total Q Power Power Power Power Power Power 7.04 1.48 7.26 1.45 7.33 1.45...
  • Page 86 Indoor Air Temp. °C WB Combination Outdoor Air 17.5 (Capacity) Temp. °C (kW) Input Input Input Input Input Input Total Q Total Q Total Q Total Q Total Q Total Q Power Power Power Power Power Power 7.04 1.50 7.26 1.48 7.33 1.47...
  • Page 87 Indoor Air Temp. °C WB Combination Outdoor Air 17.5 (Capacity) Temp. °C (kW) Input Input Input Input Input Input Total Q Total Q Total Q Total Q Total Q Total Q Power Power Power Power Power Power 7.04 1.50 7.26 1.48 7.33 1.47...
  • Page 88 Indoor Air Temp. °C WB Combination Outdoor Air 17.5 (Capacity) Temp. °C (kW) Input Input Input Input Input Input Total Q Total Q Total Q Total Q Total Q Total Q Power Power Power Power Power Power 7.25 1.53 7.47 1.51 7.54 1.50...
  • Page 89 Indoor Air Temp. °C WB Combination Outdoor Air 17.5 (Capacity) Temp. °C (kW) Input Input Input Input Input Input Total Q Total Q Total Q Total Q Total Q Total Q Power Power Power Power Power Power 7.76 1.50 7.99 1.47 8.07 1.47...
  • Page 90 Indoor Air Temp. °C WB Combination Outdoor Air 17.5 (Capacity) Temp. °C (kW) Input Input Input Input Input Input Total Q Total Q Total Q Total Q Total Q Total Q Power Power Power Power Power Power 8.17 1.59 8.41 1.57 8.50 1.56...
  • Page 91 Indoor Air Temp. °C WB Combination Outdoor Air 17.5 (Capacity) Temp. °C (kW) Input Input Input Input Input Input Total Q Total Q Total Q Total Q Total Q Total Q Power Power Power Power Power Power 8.68 1.57 8.94 1.54 9.03 1.53...
  • Page 92 Indoor Air Temp. °C WB Combination Outdoor Air 17.5 (Capacity) Temp. °C (kW) Input Input Input Input Input Input Total Q Total Q Total Q Total Q Total Q Total Q Power Power Power Power Power Power 8.27 1.57 8.52 1.54 8.60 1.53...
  • Page 93 Indoor Air Temp. °C WB Combination Outdoor Air 17.5 (Capacity) Temp. °C (kW) Input Input Input Input Input Input Total Q Total Q Total Q Total Q Total Q Total Q Power Power Power Power Power Power 8.17 1.53 8.41 1.51 8.50 1.50...
  • Page 94 Indoor Air Temp. °C WB Combination Outdoor Air 17.5 (Capacity) Temp. °C (kW) Input Input Input Input Input Input Total Q Total Q Total Q Total Q Total Q Total Q Power Power Power Power Power Power 8.17 1.53 8.41 1.51 8.50 1.50...
  • Page 95 Indoor Air Temp. °C WB Combination Outdoor Air 17.5 (Capacity) Temp. °C (kW) Input Input Input Input Input Input Total Q Total Q Total Q Total Q Total Q Total Q Power Power Power Power Power Power 8.37 1.57 8.62 1.54 8.71 1.53...
  • Page 96 Indoor Air Temp. °C WB Combination Outdoor Air 17.5 (Capacity) Temp. °C (kW) Input Input Input Input Input Input Total Q Total Q Total Q Total Q Total Q Total Q Power Power Power Power Power Power 8.17 1.56 8.41 1.54 8.50 1.53...
  • Page 97 Indoor Air Temp. °C WB Combination Outdoor Air 17.5 (Capacity) Temp. °C (kW) Input Input Input Input Input Input Total Q Total Q Total Q Total Q Total Q Total Q Power Power Power Power Power Power 8.68 1.54 8.94 1.52 9.03 1.51...
  • Page 98 Indoor Air Temp. °C WB Combination Outdoor Air 17.5 (Capacity) Temp. °C (kW) Input Input Input Input Input Input Total Q Total Q Total Q Total Q Total Q Total Q Power Power Power Power Power Power 8.27 1.57 8.52 1.54 8.60 1.53...
  • Page 99 Indoor Air Temp. °C WB Combination Outdoor Air 17.5 (Capacity) Temp. °C (kW) Input Input Input Input Input Input Total Q Total Q Total Q Total Q Total Q Total Q Power Power Power Power Power Power 8.27 1.57 8.52 1.54 8.60 1.53...
  • Page 100 Indoor Air Temp. °C WB Combination Outdoor Air 17.5 (Capacity) Temp. °C (kW) Input Input Input Input Input Input Total Q Total Q Total Q Total Q Total Q Total Q Power Power Power Power Power Power 8.68 1.51 8.94 1.49 9.03 1.48...
  • Page 101 Indoor Air Temp. °C WB Combination Outdoor Air 17.5 (Capacity) Temp. °C (kW) Input Input Input Input Input Input Total Q Total Q Total Q Total Q Total Q Total Q Power Power Power Power Power Power 8.17 1.50 8.41 1.48 8.50 1.47...
  • Page 102 Indoor Air Temp. °C WB Combination Outdoor Air 17.5 (Capacity) Temp. °C (kW) Input Input Input Input Input Input Total Q Total Q Total Q Total Q Total Q Total Q Power Power Power Power Power Power 8.17 1.50 8.41 1.48 8.50 1.47...
  • Page 103 Indoor Air Temp. °C WB Combination Outdoor Air 17.5 (Capacity) Temp. °C (kW) Input Input Input Input Input Input Total Q Total Q Total Q Total Q Total Q Total Q Power Power Power Power Power Power 8.68 1.51 8.94 1.49 9.03 1.48...
  • Page 104 Indoor Air Temp. °C WB Combination Outdoor Air 17.5 (Capacity) Temp. °C (kW) Input Input Input Input Input Input Total Q Total Q Total Q Total Q Total Q Total Q Power Power Power Power Power Power 8.68 1.54 8.94 1.52 9.03 1.51...
  • Page 105 Indoor Air Temp. °C WB Combination Outdoor Air 17.5 (Capacity) Temp. °C (kW) Input Input Input Input Input Input Total Q Total Q Total Q Total Q Total Q Total Q Power Power Power Power Power Power 8.37 1.51 8.62 1.49 8.71 1.48...

  • Page 106: Heat Mode Performance Data

    17.2 Heat Mode Performance Data Unit setting: Standard piping length, Hi Fan, Heat mode at 30°C Voltage: 230V, 50Hz 17.2.1 CU-2E12SBE Outdoor Air Temp. °C WB Indoor Air Combination Temp. °C (Capacity) Input Input Input Input Input Input Input Total Q Total Q Total Q Total Q...
  • Page 107 Outdoor Air Temp. °C WB Indoor Combination (Capacity) Temp. °C Input Input Input Input Input Input Input Total Q Total Q Total Q Total Q Total Q Total Q Total Q Power Power Power Power Power Power Power 6.71 0.85 6.20 1.03 5.78...
  • Page 108 Outdoor Air Temp. °C WB Indoor Combination (Capacity) Temp. °C Input Input Input Input Input Input Input Total Q Total Q Total Q Total Q Total Q Total Q Total Q Power Power Power Power Power Power Power 6.71 0.82 6.20 0.99 5.78...
  • Page 109 17.2.2 CU-2E15SBE Outdoor Air Temp. °C WB Indoor Combination (Capacity) Temp. °C Input Input Input Input Input Input Input Total Q Total Q Total Q Total Q Total Q Total Q Total Q Power Power Power Power Power Power Power 4.50 0.85 4.21...
  • Page 110 Outdoor Air Temp. °C WB Indoor Air Combination Temp. °C (Capacity) Input Input Input Input Input Input Input Total Q Total Q Total Q Total Q Total Q Total Q Total Q Power Power Power Power Power Power Power 8.39 1.13 7.75 1.37...
  • Page 111 Outdoor Air Temp. °C WB Indoor Air Combination Temp. °C (Capacity) Input Input Input Input Input Input Input Total Q Total Q Total Q Total Q Total Q Total Q Total Q Power Power Power Power Power Power Power 8.39 1.12 7.75 1.36...
  • Page 112 17.2.3 CU-2E18SBE Outdoor Air Temp. °C WB Indoor Air Combination Temp. °C (Capacity) Input Input Input Input Input Input Input Total Q Total Q Total Q Total Q Total Q Total Q Total Q Power Power Power Power Power Power Power 4.50...
  • Page 113 Outdoor Air Temp. °C WB Indoor Air Combination Temp. °C (Capacity) Input Input Input Input Input Input Input Total Q Total Q Total Q Total Q Total Q Total Q Total Q Power Power Power Power Power Power Power 8.05 1.76 7.53 1.97...
  • Page 114 Outdoor Air Temp. °C WB Indoor Air Combination Temp. °C (Capacity) Input Input Input Input Input Input Input Total Q Total Q Total Q Total Q Total Q Total Q Total Q Power Power Power Power Power Power Power 8.63 1.14 7.97 1.38...
  • Page 115 Outdoor Air Temp. °C WB Indoor Air Combination Temp. °C (Capacity) Input Input Input Input Input Input Input Total Q Total Q Total Q Total Q Total Q Total Q Total Q Power Power Power Power Power Power Power 8.63 1.14 7.97 1.38...
  • Page 116 Outdoor Air Temp. °C WB Indoor Air Combination Temp. °C (Capacity) Input Input Input Input Input Input Input Total Q Total Q Total Q Total Q Total Q Total Q Total Q Power Power Power Power Power Power Power 8.63 1.14 7.97 1.38...
  • Page 117 17.2.4 CU-3E23SBE Outdoor Air Temp. °C WB Indoor Air Combination Temp. °C (Capacity) Input Input Input Input Input Input Input Total Q Total Q Total Q Total Q Total Q Total Q Total Q Power Power Power Power Power Power Power 3.72 0.69...
  • Page 118 Outdoor Air Temp. °C WB Indoor Air Combination Temp. °C (Capacity) Input Input Input Input Input Input Input Total Q Total Q Total Q Total Q Total Q Total Q Total Q Power Power Power Power Power Power Power 8.02 1.81 7.67 2.19...
  • Page 119 Outdoor Air Temp. °C WB Indoor Air Combination Temp. °C (Capacity) Input Input Input Input Input Input Input Total Q Total Q Total Q Total Q Total Q Total Q Total Q Power Power Power Power Power Power Power 19.49 2.11 13.65 2.59...
  • Page 120 Outdoor Air Temp. °C WB Indoor Air Combination Temp. °C (Capacity) Input Input Input Input Input Input Input Total Q Total Q Total Q Total Q Total Q Total Q Total Q Power Power Power Power Power Power Power 19.49 2.11 13.65 2.59...
  • Page 121 Outdoor Air Temp. °C WB Indoor Air Combination Temp. °C (Capacity) Input Input Input Input Input Input Input Total Q Total Q Total Q Total Q Total Q Total Q Total Q Power Power Power Power Power Power Power 20.08 2.08 14.06 2.56...
  • Page 122 Outdoor Air Temp. °C WB Indoor Air Combination Temp. °C (Capacity) Input Input Input Input Input Input Input Total Q Total Q Total Q Total Q Total Q Total Q Total Q Power Power Power Power Power Power Power 19.69 2.11 13.79 2.59...
  • Page 123 Outdoor Air Temp. °C WB Indoor Air Combination Temp. °C (Capacity) Input Input Input Input Input Input Input Total Q Total Q Total Q Total Q Total Q Total Q Total Q Power Power Power Power Power Power Power 20.68 2.01 14.47 2.46...
  • Page 124 Outdoor Air Temp. °C WB Indoor Air Combination Temp. °C (Capacity) Input Input Input Input Input Input Input Total Q Total Q Total Q Total Q Total Q Total Q Total Q Power Power Power Power Power Power Power 20.68 2.06 14.47 2.53...
  • Page 125 Outdoor Air Temp. °C WB Indoor Air Combination Temp. °C (Capacity) Input Input Input Input Input Input Input Total Q Total Q Total Q Total Q Total Q Total Q Total Q Power Power Power Power Power Power Power 20.68 2.03 14.47 2.49...
  • Page 126 Outdoor Air Temp. °C WB Indoor Air Combination Temp. °C (Capacity) Input Input Input Input Input Input Input Total Q Total Q Total Q Total Q Total Q Total Q Total Q Power Power Power Power Power Power Power 20.87 1.95 14.61 2.40...
  • Page 127 Outdoor Air Temp. °C WB Indoor Air Combination Temp. °C (Capacity) Input Input Input Input Input Input Input Total Q Total Q Total Q Total Q Total Q Total Q Total Q Power Power Power Power Power Power Power 20.68 2.01 14.47 2.47...
  • Page 128 Outdoor Air Temp. °C WB Indoor Air Combination Temp. °C (Capacity) Input Input Input Input Input Input Input Total Q Total Q Total Q Total Q Total Q Total Q Total Q Power Power Power Power Power Power Power 20.48 2.04 14.34 2.50...
  • Page 129 Outdoor Air Temp. °C WB Indoor Air Combination Temp. °C (Capacity) Input Input Input Input Input Input Input Total Q Total Q Total Q Total Q Total Q Total Q Total Q Power Power Power Power Power Power Power 20.48 2.04 14.34 2.50...
  • Page 130 Outdoor Air Temp. °C WB Indoor Air Combination Temp. °C (Capacity) Input Input Input Input Input Input Input Total Q Total Q Total Q Total Q Total Q Total Q Total Q Power Power Power Power Power Power Power 20.68 2.02 14.47 2.48...
  • Page 131 Outdoor Air Temp. °C WB Indoor Air Combination Temp. °C (Capacity) Input Input Input Input Input Input Input Total Q Total Q Total Q Total Q Total Q Total Q Total Q Power Power Power Power Power Power Power 20.87 1.92 14.61 2.35...
  • Page 132 Outdoor Air Temp. °C WB Indoor Air Combination Temp. °C (Capacity) Input Input Input Input Input Input Input Total Q Total Q Total Q Total Q Total Q Total Q Total Q Power Power Power Power Power Power Power 20.48 2.04 14.34 2.50...
  • Page 133 Outdoor Air Temp. °C WB Indoor Air Combination Temp. °C (Capacity) Input Input Input Input Input Input Input Total Q Total Q Total Q Total Q Total Q Total Q Total Q Power Power Power Power Power Power Power 20.68 2.00 14.47 2.45...
  • Page 134 Outdoor Air Temp. °C WB Indoor Air Combination Temp. °C (Capacity) Input Input Input Input Input Input Input Total Q Total Q Total Q Total Q Total Q Total Q Total Q Power Power Power Power Power Power Power 20.87 1.93 14.61 2.36...

  • Page 135: Service Data

    18. Service Data Service Data provided are based on the air conditioner running under rated frequency during forced cooling / forced heating mode. 18.1 Operation Characteristics (CU-2E12SBE) 18.1.1 One Indoor Unit Operation  Cooling Characteristic [Condition] Room temperature: 27°C (DBT), 19°C (WBT) Operation condition: High fan speed Piping length: 5.0 m Voltage: 230V, 50Hz...
  • Page 136  Cooling Characteristic [Condition] Room temperature: 27°C (DBT), 19°C (WBT) Operation condition: High fan speed Piping length: 5.0 m Voltage: 230V, 50Hz B) Indoor unit capacity: Cooling (2.5), CS-E9QKEW 17.500 17.000 16.500 16.000 15.500 15.000 14.500 14.000 13.500 13.000 12.500 12.000 Outdoor Air Temperature (°C) 4.000...
  • Page 137  Cooling Characteristic [Condition] Room temperature: 27°C (DBT), 19°C (WBT) Operation condition: High fan speed Piping length: 5.0 m Voltage: 230V, 50Hz C) Indoor unit capacity: Cooling (3.2), CS-E12QKEW 17.500 17.000 16.500 16.000 15.500 15.000 14.500 14.000 13.500 13.000 12.500 12.000 Outdoor Air Temperature (°C) 4.400...
  • Page 138  Heating Characteristic [Condition] Room temperature: 20°C (DBT), 12°C (WBT) Operation condition: High fan speed Piping length: 5.0 m Voltage: 230V, 50Hz A) Indoor unit capacity: Heating (2.0), CS-E7QKEW 44.000 42.000 40.000 38.000 36.000 34.000 32.000 30.000 28.000 Outdoor Air Temperature (°C) 4.000 3.500 3.000...
  • Page 139  Heating Characteristic [Condition] Room temperature: 20°C (DBT), 12°C (WBT) Operation condition: High fan speed Piping length: 5.0 m Voltage: 230V, 50Hz B) Indoor unit capacity: Heating (2.5), CS-E9QKEW 48.000 46.000 44.000 42.000 40.000 38.000 36.000 34.000 32.000 30.000 Outdoor Air Temperature (°C) 4.500 4.000 3.500...
  • Page 140  Heating Characteristic [Condition] Room temperature: 20°C (DBT), 12°C (WBT) Operation condition: High fan speed Piping length: 5.0 m Voltage: 230V, 50Hz C) Indoor unit capacity: Heating (3.2), CS-E12QKEW 46.000 44.000 42.000 40.000 38.000 36.000 34.000 32.000 30.000 Outdoor Air Temperature (°C) 5.500 5.000 4.500...
  • Page 141 18.1.2 Two Indoor Unit Operation  Cooling Characteristic [Condition] Room temperature: 27°C (DBT), 19°C (WBT) Operation condition: High fan speed Piping length: 5.0 m Voltage: 230V, 50Hz A) Indoor unit capacity: Cooling (2.0 + 2.0), CS-E7QKEW + CS-E7QKEW E7QKEW E7QKEW 19.000 18.000 17.000...
  • Page 142  Cooling Characteristic [Condition] Room temperature: 27°C (DBT), 19°C (WBT) Operation condition: High fan speed Piping length: 5.0 m Voltage: 230V, 50Hz B) Indoor unit capacity: Cooling (2.5 + 2.5), CS-E9QKEW + CS-E9QKEW E9QKEW E9QKEW 18.000 17.000 16.000 15.000 14.000 13.000 Outdoor Air Temperature (°C) 4.600...
  • Page 143  Heating Characteristic [Condition] Room temperature: 20°C (DBT), 12°C (WBT) Operation condition: High fan speed Piping length: 5.0 m Voltage: 230V, 50Hz A) Indoor unit capacity: Heating (2.0 + 2.0), CS-E7QKEW + CS-E7QKEW E7QKEW E7QKEW 40.000 38.000 36.000 34.000 32.000 30.000 28.000 26.000...
  • Page 144  Heating Characteristic [Condition] Room temperature: 20°C (DBT), 12°C (WBT) Operation condition: High fan speed Piping length: 5.0 m Voltage: 230V, 50Hz B) Indoor unit capacity: Heating (2.5 + 2.5), CS-E9QKEW + CS-E9QKEW E9QKEW E9QKEW 40.000 38.000 36.000 34.000 32.000 30.000 28.000 26.000...

  • Page 145: Operation Characteristics (Cu-2E15Sbe)

    18.2 Operation Characteristics (CU-2E15SBE) 18.2.1 One Indoor Unit Operation  Cooling Characteristic [Condition] Room temperature: 27°C (DBT), 19°C (WBT) Operation condition: High fan speed Piping length: 5.0 m Voltage: 230V, 50Hz A) Indoor unit capacity: Cooling (2.0), CS-E7QKEW 19.000 18.000 17.000 16.000 15.000...
  • Page 146  Cooling Characteristic [Condition] Room temperature: 27°C (DBT), 19°C (WBT) Operation condition: High fan speed Piping length: 5.0 m Voltage: 230V, 50Hz B) Indoor unit capacity: Cooling (2.5), CS-E9QKEW 17.500 17.000 16.500 16.000 15.500 15.000 14.500 14.000 13.500 13.000 12.500 12.000 Outdoor Air Temperature (°C) 4.000...
  • Page 147  Cooling Characteristic [Condition] Room temperature: 27°C (DBT), 19°C (WBT) Operation condition: High fan speed Piping length: 5.0 m Voltage: 230V, 50Hz C) Indoor unit capacity: Cooling (3.2), CS-E12QKEW 17.500 17.000 16.500 16.000 15.500 15.000 14.500 14.000 13.500 13.000 12.500 12.000 Outdoor Air Temperature (°C) 4.400...
  • Page 148  Heating Characteristic [Condition] Room temperature: 20°C (DBT), 12°C (WBT) Operation condition: High fan speed Piping length: 5.0 m Voltage: 230V, 50Hz A) Indoor unit capacity: Heating (2.0), CS-E7QKEW 44.000 42.000 40.000 38.000 36.000 34.000 32.000 30.000 28.000 Outdoor Air Temperature (°C) 4.000 3.500 3.000...
  • Page 149  Heating Characteristic [Condition] Room temperature: 20°C (DBT), 12°C (WBT) Operation condition: High fan speed Piping length: 5.0 m Voltage: 230V, 50Hz B) Indoor unit capacity: Heating (2.5), CS-E9QKEW 48.000 46.000 44.000 42.000 40.000 38.000 36.000 34.000 32.000 30.000 Outdoor Air Temperature (°C) 4.500 4.000 3.500...
  • Page 150  Heating Characteristic [Condition] Room temperature: 20°C (DBT), 12°C (WBT) Operation condition: High fan speed Piping length: 5.0 m Voltage: 230V, 50Hz C) Indoor unit capacity: Heating (3.2), CS-E12QKEW 46.000 44.000 42.000 40.000 38.000 36.000 34.000 32.000 30.000 Outdoor Air Temperature (°C) 5.500 5.000 4.500...
  • Page 151 18.2.2 Two Indoor Unit Operation  Cooling Characteristic [Condition] Room temperature: 27°C (DBT), 19°C (WBT) Operation condition: High fan speed Piping length: 5.0 m Voltage: 230V, 50Hz A) Indoor unit capacity: Cooling (2.0 + 2.0), CS-E7QKEW + CS-E7QKEW E7QKEW E7QKEW 19.000 18.000 17.000...
  • Page 152  Cooling Characteristic [Condition] Room temperature: 27°C (DBT), 19°C (WBT) Operation condition: High fan speed Piping length: 5.0 m Voltage: 230V, 50Hz B) Indoor unit capacity: Cooling (2.5 + 2.5), CS-E9QKEW + CS-E9QKEW E9QKEW E9QKEW 18.000 17.000 16.000 15.000 14.000 13.000 Outdoor Air Temperature (°C) 5.800...
  • Page 153  Heating Characteristic [Condition] Room temperature: 20°C (DBT), 12°C (WBT) Operation condition: High fan speed Piping length: 5.0 m Voltage: 230V, 50Hz A) Indoor unit capacity: Heating (2.0 + 2.0), CS-E7QKEW + CS-E7QKEW E7QKEW E7QKEW 40.000 38.000 36.000 34.000 32.000 30.000 28.000 26.000...
  • Page 154  Heating Characteristic [Condition] Room temperature: 20°C (DBT), 12°C (WBT) Operation condition: High fan speed Piping length: 5.0 m Voltage: 230V, 50Hz B) Indoor unit capacity: Heating (2.5 + 2.5), CS-E9QKEW + CS-E9QKEW E9QKEW E9QKEW 40.000 38.000 36.000 34.000 32.000 30.000 28.000 26.000...

  • Page 155: Operation Characteristics (Cu-2E18Sbe)

    18.3 Operation Characteristics (CU-2E18SBE) 18.3.1 One Indoor Unit Operation  Cooling Characteristic [Condition] Room temperature: 27°C (DBT), 19°C (WBT) Operation condition: High fan speed Piping length: 5.0 m Voltage: 230V, 50Hz A) Indoor unit capacity: Cooling (2.0), CS-E7QKEW 19.000 18.000 17.000...
  • Page 156  Cooling Characteristic [Condition] Room temperature: 27°C (DBT), 19°C (WBT) Operation condition: High fan speed Piping length: 5.0 m Voltage: 230V, 50Hz B) Indoor unit capacity: Cooling (2.5), CS-E9QKEW 17.500 17.000 16.500 16.000 15.500 15.000 14.500 14.000 13.500 13.000 12.500 12.000 Outdoor Air Temperature (°C) 4.000...
  • Page 157  Cooling Characteristic [Condition] Room temperature: 27°C (DBT), 19°C (WBT) Operation condition: High fan speed Piping length: 5.0 m Voltage: 230V, 50Hz C) Indoor unit capacity: Cooling (3.2), CS-E12QKEW 17.500 17.000 16.500 16.000 15.500 15.000 14.500 14.000 13.500 13.000 12.500 12.000 Outdoor Air Temperature (°C) 4.400...
  • Page 158  Heating Characteristic [Condition] Room temperature: 20°C (DBT), 12°C (WBT) Operation condition: High fan speed Piping length: 5.0 m Voltage: 230V, 50Hz A) Indoor unit capacity: Heating (2.0), CS-E7QKEW 44.000 42.000 40.000 38.000 36.000 34.000 32.000 30.000 28.000 Outdoor Air Temperature (°C) 4.000 3.500 3.000...
  • Page 159  Heating Characteristic [Condition] Room temperature: 20°C (DBT), 12°C (WBT) Operation condition: High fan speed Piping length: 5.0 m Voltage: 230V, 50Hz B) Indoor unit capacity: Heating (2.5), CS-E9QKEW 48.000 46.000 44.000 42.000 40.000 38.000 36.000 34.000 32.000 30.000 Outdoor Air Temperature (°C) 4.500 4.000 3.500...
  • Page 160  Heating Characteristic [Condition] Room temperature: 20°C (DBT), 12°C (WBT) Operation condition: High fan speed Piping length: 5.0 m Voltage: 230V, 50Hz C) Indoor unit capacity: Heating (3.2), CS-E12QKEW 46.000 44.000 42.000 40.000 38.000 36.000 34.000 32.000 30.000 Outdoor Air Temperature (°C) 5.500 5.000 4.500...
  • Page 161 18.3.2 Two Indoor Unit Operation  Cooling Characteristic [Condition] Room temperature: 27°C (DBT), 19°C (WBT) Operation condition: High fan speed Piping length: 5.0 m Voltage: 230V, 50Hz A) Indoor unit capacity: Cooling (2.0 + 2.0), CS-E7QKEW + CS-E7QKEW E7QKEW E7QKEW 19.000 18.000 17.000...
  • Page 162  Cooling Characteristic [Condition] Room temperature: 27°C (DBT), 19°C (WBT) Operation condition: High fan speed Piping length: 5.0 m Voltage: 230V, 50Hz B) Indoor unit capacity: Cooling (2.5 + 2.5), CS-E9QKEW + CS-E9QKEW E9QKEW E9QKEW 18.000 17.000 16.000 15.000 14.000 13.000 Outdoor Air Temperature (°C) 6.400...
  • Page 163  Cooling Characteristic [Condition] Room temperature: 27°C (DBT), 19°C (WBT) Operation condition: High fan speed Piping length: 5.0 m Voltage: 230V, 50Hz C) Indoor unit capacity: Cooling (3.2 + 3.2), CS-E12QKEW + CS-E12QKEW E9QKEW E9QKEW 19.000 18.000 17.000 16.000 15.000 14.000 Outdoor Air Temperature (°C) 6.600...
  • Page 164  Heating Characteristic [Condition] Room temperature: 20°C (DBT), 12°C (WBT) Operation condition: High fan speed Piping length: 5.0 m Voltage: 230V, 50Hz A) Indoor unit capacity: Heating (2.0 + 2.0), CS-E7QKEW + CS-E7QKEW E7QKEW E7QKEW 40.000 38.000 36.000 34.000 32.000 30.000 28.000 26.000...
  • Page 165  Heating Characteristic [Condition] Room temperature: 20°C (DBT), 12°C (WBT) Operation condition: High fan speed Piping length: 5.0 m Voltage: 230V, 50Hz B) Indoor unit capacity: Heating (2.5 + 2.5), CS-E9QKEW + CS-E9QKEW E9QKEW E9QKEW 40.000 38.000 36.000 34.000 32.000 30.000 28.000 26.000...
  • Page 166  Heating Characteristic [Condition] Room temperature: 20°C (DBT), 12°C (WBT) Operation condition: High fan speed Piping length: 5.0 m Voltage: 230V, 50Hz C) Indoor unit capacity: Heating (3.2 + 3.2), CS-E12QKEW + CS-E12QKEW E12QKEW E12QKEW 38.000 36.000 34.000 32.000 30.000 28.000 26.000 24.000...

  • Page 167: Operation Characteristics (Cu-3E23Sbe)

    18.4 Operation Characteristics (CU-3E23SBE) 18.4.1 One Indoor Unit Operation  Cooling Characteristic [Condition] Room temperature: 27°C (DBT), 19°C (WBT) Operation condition: High fan speed Piping length: 5.0 m Voltage: 230V, 50Hz A) Indoor unit capacity: Cooling (2.0), CS-E7QKEW 16.000 15.500 15.000 14.500 14.000...
  • Page 168  Cooling Characteristic [Condition] Room temperature: 27°C (DBT), 19°C (WBT) Operation condition: High fan speed Piping length: 5.0 m Voltage: 230V, 50Hz B) Indoor unit capacity: Cooling (2.5), CS-E9QKEW 14.500 14.000 13.500 13.000 12.500 12.000 11.500 11.000 10.500 10.000 Outdoor Air Temperature (°C) 4.000 3.800 3.600...
  • Page 169  Cooling Characteristic [Condition] Room temperature: 27°C (DBT), 19°C (WBT) Operation condition: High fan speed Piping length: 5.0 m Voltage: 230V, 50Hz C) Indoor unit capacity: Cooling (3.2), CS-E12QKEW 14.000 13.500 13.000 12.500 12.000 11.500 11.000 10.500 10.000 9.500 Outdoor Air Temperature (°C) 4.400 4.200 4.000...
  • Page 170  Heating Characteristic [Condition] Room temperature: 20°C (DBT), 12°C (WBT) Operation condition: High fan speed Piping length: 5.0 m Voltage: 230V, 50Hz A) Indoor unit capacity: Heating (2.0), CS-E7QKEW 46.000 44.000 42.000 40.000 38.000 36.000 34.000 32.000 30.000 Outdoor Air Temperature (°C) 4.000 3.500 3.000...
  • Page 171  Heating Characteristic [Condition] Room temperature: 20°C (DBT), 12°C (WBT) Operation condition: High fan speed Piping length: 5.0 m Voltage: 230V, 50Hz B) Indoor unit capacity: Heating (2.5), CS-E9QKEW 50.000 48.000 46.000 44.000 42.000 40.000 38.000 36.000 34.000 32.000 Outdoor Air Temperature (°C) 4.500 4.000 3.500...
  • Page 172  Heating Characteristic [Condition] Room temperature: 20°C (DBT), 12°C (WBT) Operation condition: High fan speed Piping length: 5.0 m Voltage: 230V, 50Hz C) Indoor unit capacity: Heating (3.2), CS-E12QKEW 46.000 44.000 42.000 40.000 38.000 36.000 34.000 32.000 30.000 28.000 Outdoor Air Temperature (°C) 5.500 5.000 4.500...
  • Page 173 18.4.2 Two Indoor Unit Operation  Cooling Characteristic [Condition] Room temperature: 27°C (DBT), 19°C (WBT) Operation condition: High fan speed Piping length: 5.0 m Voltage: 230V, 50Hz A) Indoor unit capacity: Cooling (2.5 + 3.2), CS-E9QKEW + CS-E12QKEW E9QKEW E12QKEW 16.500 16.000 15.500...
  • Page 174  Heating Characteristic [Condition] Room temperature: 20°C (DBT), 12°C (WBT) Operation condition: High fan speed Piping length: 5.0 m Voltage: 230V, 50Hz A) Indoor unit capacity: Heating (2.5 + 3.2), CS-E9QKEW + CS-E12QKEW E9QKEW E12QKEW 40.000 38.000 36.000 34.000 32.000 30.000 28.000 26.000...
  • Page 175 18.4.3 Three Indoor Unit Operation  Cooling Characteristic [Condition] Room temperature: 27°C (DBT), 19°C (WBT) Operation condition: High fan speed Piping length: 5.0 m Voltage: 230V, 50Hz A) Indoor unit capacity: Cooling (2.0 + 2.5 + 3.2), CS-E7QKEW + CS-E9QKEW + CS-E12QKEW E7QKEW E9QKEW E12QKEW...
  • Page 176  Heating Characteristic [Condition] Room temperature: 20°C (DBT), 12°C (WBT) Operation condition: High fan speed Piping length: 5.0 m Voltage: 230V, 50Hz A) Indoor unit capacity: Heating (2.0 + 2.5 + 3.2), CS-E7QKEW + CS-E9QKEW + CS-E12QKEW E7QKEW E9QKEW E12QKEW 36.000 34.000 32.000...

  • Page 177: Exploded View And Replacement Parts List

    19. Exploded View and Replacement Parts List 19.1 CU-2E12SBE CU-2E15SBE CU-2E18SBE Note The above exploded view is for the purpose of parts disassembly and replacement. The non-numbered parts are not kept as standard service parts.
  • Page 178 SAFETY DESCRIPTION & NAME Q’TY CU-2E12SBE CU-2E15SBE CU-2E18SBE REMARK CHASSY ASSY CWD52K1277 ← ← FAN MOTOR BRACKET CWD541167 ← ← FAN MOTOR, AC 50W SINGLE ARW6405AC ← ← PROPELLER FAN CWH03K1066 ← ← NUT - PROPELLER FAN CWH56053J ← ←...
  • Page 179 SAFETY DESCRIPTION & NAME Q’TY CU-2E12SBE CU-2E15SBE CU-2E18SBE REMARK SCREW-FAN MOTOR BRACKET CWH551217 ← ← SCREW-FAN MOTOR MOUNT CWH55252J ← ← CONTROL BOARD COVER-PLATE CWH131595 ← ← FLEXIBLE PIPE (L-TUBE) CWH5850080 ← ← PACKING-L.TUBE CWB81012 ← ← INSTALLATION INSTRUCTION ACXF60-01140 ←...

  • Page 180: Cu-3E23Sbe

    19.2 CU-3E23SBE Note The above exploded view is for the purpose of parts disassembly and replacement. The non-numbered parts are not kept as standard service parts.
  • Page 181 SAFETY DESCRIPTION & NAME CU-3E23SBE REMARK CHASSY ASSY CWD52K1212 SOUND PROOF BOARD CWH151194 FAN MOTOR BRACKET CWD541127 SCREW-BRACKET FAN MOTOR CWH551217 CONDENSER COMPLETE CWB32C2680 FAN MOTOR,DC 60W 3PH EHDS80C60AC SCREW-FAN MOTOR MOUNT CWH551323 PROPELLER FAN ASSY CWH00K1006 CWH561092 COMPRESSOR 5KD184XAB21 PACKING CWB81043 BUSHING - COMPRESSOR MOUNT...
  • Page 182 SAFETY DESCRIPTION & NAME CU-3E23SBE REMARK CONTROL BOARD COVER CWH13C1194 CABINET FRONT PLATE CWE06K1065 CABINET SIDE PLATE CWE041317A CABINET SIDE PLATE CWE041395A WIRE NET CWD041128A HANDLE CWE161010 TERMINAL COVER CWH171035 NUT-TERMINAL COVER CWH7080300J INSTALLATION INSTRUCTION ACXF60-01250 INSTALLATION INSTRUCTION ACXF60-01260 INSTALLATION INSTRUCTION ACXF60-01270 INSTALLATION INSTRUCTION ACXF60-01280...

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