Gree GWHD(24)NK3FO Bedienungsanleitung

GREE ELECTRIC APPLIANCES,INC.OF ZHUHAI

Change for Life

Service Manual

Models: GWHD(18)NK3FO

GWHD(24)NK3FO

GWHD(24)NK3GO

GWHD(28)NK3FO

GWHD(36)NK3BO

GWHD(42)NK3AO

GWHD(42)NK3BO

(Refrigerant:R410A)

Service Manual

Table of Contents

Part Ė: Technical Information.......................................................................1

1. Summary......................................................................................................................1

..........................................................................................................2

3. Outline Dimension Diagram......................................................................10

4. Refrigerant System Diagram....................................................................12

5. Electrical Part.........................................................................................................14

5.1 Wiring Diagram ......................................................................................... 14

5.2 PCB Printed Diagram................................................................................ 21

6. Function and Control......................................................................................25

Part ė: Installation and Maintenance .................................................30

7. Notes for Installation and Maintenance..........................................30

8. Installation Manual............................................................................................32

8.1 Electrical Connections............................................................................... 33

8.2 Installing the Outdoor Unit......................................................................... 36

8.3 Installation Dimension Diagram ................................................................ 37

8.4 Check after Installation.............................................................................. 38

9. Maintenance............................................................................................................48

9.1 Precautions before Performing Inspection or Repair ................................ 48

9.2 Flashing LED of Indoor/Outdoor Unit and Primary Judgement................ 49

9.3 Malfunction Checking and Elimination ...................................................... 50

9.4 Maintenance Method for Normal Malfunction ........................................... 74

10. Exploded View and Parts List ..............................................................76

11. Removal Procedure.......................................................................................87

Appendix:......................................................................................................................107

Appendix 1: Reference Sheet of Celsius and Fahrenheit ............................. 107

 ............................................. 107

Appendix 3: Pipe Expanding Method............................................................ 108

Appendix 4: List of Resistance for Temperature Sensor ............................... 109

Technical Information

Service Manual

1. Summary

Part Ⅰ: Technical Information

Outdoor Unit

GWHD(18)NK3FO GWHD(24)NK3FO

GWHD(24)NK3GO

GWHD(28) NK3FO

GWHD(42)NK3AO

GWHD(42)NK3BO

GWHD(36)NK3BO

2Technical Information

Service Manual

Model GWHD(18)NK3FO

Product Code CB228W03500/CB228W03501

Power

supply

Rated Voltage V~ 220-240V

Rated Frequency Hz 50

Phases 1

Cooling capacity(max~min) W 5000(2050~6200)

Heating capacity(max~min) W 5600(2500~6650)

Cooling Power Input(max~min) W 1550(500~2550)

Heating Power Input(max~min) W 1550(580~2700)

Cooling Current Input A 6.88

Heating Current Input A 6.88

Rated Power Input W 2700

Rated Current A 11.98

SEER W/W 5.6

SCOP W/W 3.8

Outdoor

Unit

Compressor Trademark ZHUHAI LANDA COMPRESSOR CO.,LTD

Compressor Model QXA-B141zF030A

Compressor Refrigerant Oil Type RB68EP

Compressor Type Rotary

L.R.A A /

Compressor Rated Load Amp (RLA) A 7.2

Compressor Power Input W 1440

Compressor Thermal Protector 1NT11L-6233

Throttling Method Electron expansion valve

Cooling Operation Ambient Temperature Range OC -15~48

Heating Operation Ambient Temperature Range OC -15~24

Condenser Material Aluminum Fin-copper Tube

Condenser Pipe Diameter mm Φ7

Rows-Fin Gap(mm) mm 2-1.4

Coil length (l) X height (H) X coil width (L) mm 851X38.1X660

Fan Motor Speed (rpm) (H/M/L) rpm 630

Output of Fan Motor W 60

Fan Motor RLA A /

Fan Motor Capacitor μF /

Air Flow Volume of Outdoor Unit m3/h 3200

Fan Type-Piece Axial-ow

Fan Diameter mm Φ520

Defrosting Method Automatic Defrosting

Climate Type T1

Isolation I

Moisture Protection IP24

Permissible Excessive Operating Pressure for the

Discharge Side MPa 4.3

Permissible Excessive Operating Pressure for the

Suction Side MPa 2.5

Dimension (WXHXD) mm 963X700X396

Dimension of Package (LXWXH) mm 1026X455X735

Dimension of Package(LXWXH) mm 1029X458X750

Net Weight kg 50

Gross Weight kg 55

efrigerant Charge R410A

Refrigerant Charge kg 1.40

2. Specications

Technical Information

Service Manual

The above data is subject to change without notice; please refer to the nameplate of the unit.

Outdoor

Unit

Cross-sectional Area of Power Cable Conductor mm22.50

Recommended Power Cable(Core) N 3

Connection Pipe Connection Method - Flare Connection

Not Additional Gas Connection Pipe Length m 5

Connection Pipe Gas Additional Charge g/m 20

Outer Diameter of Liquid Pipe(GREE Allocation)

(Metric) mm Φ6

Outer Diameter of Gas Pipe(GREE Allocation)

(Metric) mm Φ9.52

Connection Pipe Max. Height Distance(indoor and

indoor) m 5

Max. equivalent connection pipe length(outdoor to

last indoor) m 10

Connection Pipe Max. Length Distance(total lenght) m 20

4Technical Information

Service Manual

Model GWHD(24)NK3FO GWHD(24)NK3GO

Product Code CB228W03301 CB228W03401/CB228W03400

Power

supply

Rated Voltage V~ 220-240V 220-240V

Rated Frequency Hz 50 50

Phases 1 1

Cooling capacity(max~min) W 7000(2200~10000) 7100(2200~10000)

Heating capacity(max~min) W 7700(2600~11000) 8500(3600~11000)

Cooling Power Input(max~min) W 2460(650~4550) 2400(650~4550)

Heating Power Input(max~min) W 2560(980~3950) 2350(980~3950)

Cooling Current Input A 10.91 10.91

Heating Current Input A 11.36 11.36

Rated Power Input W 4550 4550

Rated Current A 20.19 20.19

SEER W/W 5.1 5.1

SCOP W/W 3.8 3.8

Outdoor

Unit

Compressor Trademark ZHUHAI LANDA

COMPRESSOR CO.,LTD ZHUHAI LANDA

COMPRESSOR CO.,LTD

Compressor Model QXAS-D23zX090B QXAS-D23zX090B

Compressor Refrigerant Oil Type RB68EP RB68EP

Compressor Type Rotary Rotary

L.R.A A / /

Compressor Rated Load Amp (RLA) A 11.5 11.5

Compressor Power Input W 2550 2550

Compressor Thermal Protector 1NT11L-6233 1NT11L-6233

Throttling Method Electron expansion valve Electron expansion valve

Cooling Operation Ambient Temperature Range OC -15~48 -15~48

Heating Operation Ambient Temperature Range OC -15~24 -15~24

Condenser Material Aluminum Fin-copper Tube Aluminum Fin-copper Tube

Condenser Pipe Diameter mm Φ7 Φ7

Rows-Fin Gap(mm) mm 2-1.4 2-1.4

Coil length (l) X height (H) X coil width (L) mm 982.2X38.1X748 982.2X38.1X748

Fan Motor Speed (rpm) (H/M/L) rpm 710 710

Output of Fan Motor W 90 90

Fan Motor RLA A / /

Fan Motor Capacitor μF / /

Air Flow Volume of Outdoor Unit m3/h 4000 4000

Fan Type-Piece Axial-ow Axial-ow

Fan Diameter mm Φ552 Φ552

Defrosting Method Automatic Defrosting Automatic Defrosting

Climate Type T1 T1

Isolation I I

Moisture Protection IP24 IP24

Permissible Excessive Operating Pressure for the

Discharge Side MPa 4.3 4.3

Permissible Excessive Operating Pressure for the

Suction Side MPa 2.5 2.5

Dimension (WXHXD) mm 1001X790X427 1001X790X427

Dimension of Package (LXWXH) mm 1080X485X840 1080X485X840

Dimension of Package(LXWXH) mm 1083X488X855 1083X488X855

Net Weight kg 68 69

Gross Weight kg 73 74

efrigerant Charge R410A R410A

Refrigerant Charge kg 2.00 2.20

Technical Information

Service Manual

The above data is subject to change without notice. Please refer to the nameplate of the unit.

Outdoor

Unit

Cross-sectional Area of Power Cable Conductor mm22.50 2.50

Recommended Power Cable(Core) N 3 3

Connection Pipe Connection Method - Flare Connection Flare Connection

Not Additional Gas Connection Pipe Length m 5 5

Connection Pipe Gas Additional Charge g/m 20 20

Outer Diameter of Liquid Pipe(GREE Allocation)

(Metric) mm Φ6 Φ6

Outer Diameter of Gas Pipe(GREE Allocation)

(Metric) mm Φ9.52 Φ9.52

Connection Pipe Max. Height Distance(indoor and

indoor) m 5 10

Max. equivalent connection pipe length(outdoor to

last indoor) m 10 20

Connection Pipe Max. Length Distance(total lenght) m 20 60

6Technical Information

Service Manual

Model GWHD(28)NK3FO

Product Code CB228W03600/CB228W03601

Power

supply

Rated Voltage V~ 220-240V

Rated Frequency Hz 50

Phases 1

Cooling capacity(max~min) W 8000(2200~10000)

Heating capacity(max~min) W 9300(2800~11000)

Cooling Power Input(max~min) W 2490(650~4550)

Heating Power Input(max~min) W 2580(980~3950)

Cooling Current Input A 11.05

Heating Current Input A 11.45

Rated Power Input W 4550

Rated Current A 20.19

SEER W/W 5.1

SCOP W/W 3.8

Outdoor

Unit

Compressor Trademark ZHUHAI LANDA COMPRESSOR CO.,LTD

Compressor Model QXAS-D23zX090B

Compressor Refrigerant Oil Type RB68EP

Compressor Type Rotary

L.R.A A /

Compressor Rated Load Amp (RLA) A 11.5

Compressor Power Input W 2550

Compressor Thermal Protector 1NT11L-6233

Throttling Method Electron expansion valve

Cooling Operation Ambient Temperature Range OC -15~48

Heating Operation Ambient Temperature Range OC -15~24

Condenser Material Aluminum Fin-copper Tube

Condenser Pipe Diameter mm Φ7

Rows-Fin Gap(mm) mm 2-1.4

Coil length (l) X height (H) X coil width (L) mm 982.2X38.1X748

Fan Motor Speed (rpm) (H/M/L) rpm 710

Output of Fan Motor W 90

Fan Motor RLA A /

Fan Motor Capacitor μF /

Air Flow Volume of Outdoor Unit m3/h 4000

Fan Type-Piece Axial-ow

Fan Diameter mm Φ552

Defrosting Method Automatic Defrosting

Climate Type T1

Isolation I

Moisture Protection IP24

Permissible Excessive Operating Pressure for the

Discharge Side MPa 4.3

Permissible Excessive Operating Pressure for the

Suction Side MPa 2.5

Dimension (WXHXD) mm 1001X790X427

Dimension of Package (LXWXH) mm 1080X485X840

Dimension of Package(LXWXH) mm 1083X488X855

Net Weight kg 69

Gross Weight kg 74

efrigerant Charge R410A

Refrigerant Charge kg 2.20

Technical Information

Service Manual

Outdoor

Unit

Cross-sectional Area of Power Cable Conductor mm22.50

Recommended Power Cable(Core) N 3

Connection Pipe Connection Method - Flare Connection

Not Additional Gas Connection Pipe Length m 5

Connection Pipe Gas Additional Charge g/m 20

Outer Diameter of Liquid Pipe(GREE Allocation)

(Metric) mm Φ6

Outer Diameter of Gas Pipe(GREE Allocation)

(Metric) mm Φ9.52

Connection Pipe Max. Height Distance(indoor and

indoor) m 10

Max. equivalent connection pipe length(outdoor to

last indoor) m 20

Connection Pipe Max. Length Distance(total lenght) m 70

The above data is subject to change without notice. Please refer to the nameplate of the unit.

8Technical Information

Service Manual

Model GWHD(36)NK3BO GWHD(42)NK3AO GWHD(42)NK3BO

Product Code CN860W0131 CN860W0021 CN860W0270

Power

supply

Rated Voltage V~ 220-240V 220-240V 220-240V

Rated Frequency Hz 50 50 50

Phases 1 1 1

Cooling capacity(max~min) W 10500(2100~11000) 12100(2100~13600) 12100(2100~13600)

Heating capacity(max~min) W 12000(2600~13000) 13000(2600~14000) 13000(2600~14000)

Cooling Power Input W 3500 3590 3760

Heating Power Input W 3750 3550 3450

Cooling Current Input A 15.42 16.43 17.21

Heating Current Input A 15.20 16.22 15.79

Rated Power Input W 4880 5300 5020

Rated Current A 21.65 23.50 22.97

SEER W/W 5.5 / /

SCOP W/W 3.8 / /

Outdoor

Unit

Compressor Trademark ZHUHAI LANDA

COMPRESSOR

CO.,LTD

MITSUBISHI

ELECTRIC(GUANGZHOU)

COMPRESSOR CO.LTD

ZHUHAI LANDA

COMPRESSOR CO.,LTD

Compressor Model QXAS-D32zX090A TNB306FPGMC QXAS-D32zX090A

Compressor Refrigerant Oil Type RB68ER PVE(PV50S) RB68ER

Compressor Type Inverter Rotary Inverter Rotary Inverter Rotary

L.R.A A / / /

Compressor Rated Load Amp

(RLA) A 14 13.5 14

Compressor Power Input W 3300 3010 3300

Compressor Thermal Protector Internal Internal Internal

Throttling Method Electron expansion valve Electron expansion valve Electron expansion valve

Cooling Operation Ambient

Temperature Range OC -15~48 -15~48 -15~48

Heating Operation Ambient

Temperature Range OC -15~27 -15~27 -15~27

Condenser Material Copper tube-Aluminum

n Copper tube-Aluminum n Copper tube-Aluminum n

Condenser Pipe Diameter mm Φ7.94 Φ7.94 Φ7.94

Rows-Fin Gap(mm) mm 2-1.4 2-1.4 2-1.4

Coil length (l) X height (H) X coil

width (L) mm 1009.4X38.1X1056 1009.4X38.1X1056 1009.4X38.1X1056

Fan Motor Speed (rpm) (H/M/L) rpm 820 840/620/520 820

Output of Fan Motor W 170 140 170

Fan Motor RLA A / / /

Fan Motor Capacitor μF / / /

Air Flow Volume of Outdoor Unit m3/h 5200 5500 5200

Fan Type-Piece Axial-ow Axial-ow Axial-ow

Fan Diameter mm Φ570-152 Φ570-152 Φ570-152

Defrosting Method Automatic Defrosting Automatic Defrosting Automatic Defrosting

Climate Type T1 T1 T1

Isolation I I I

Moisture Protection IPX4 IPX4 IPX4

Permissible Excessive Operating

Pressure for the Discharge Side MPa 4.3 4.3 4.3

Permissible Excessive Operating

Pressure for the Suction Side MPa 2.5 2.5 2.5

Dimension (WXHXD) mm 1015X440X1103 1015X440X1103 1015X440X1103

Dimension of Package (LXWXH) mm 1155X490X1220 1155X490X1220 1155X490X1220

Dimension of Package(LXWXH) mm 1158X493X1235 1158X493X1235 1158X493X1235

Net Weight kg 94 102 95

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