Gree GWHD(14)NK3DO Bedienungsanleitung

GREE ELECTRIC APPLIANCES,INC.OF ZHUHAI

Change for Life

Service Manual

Models: GWHD(14)NK3DO

GWHD(18)NK3KO

GWHD(21)NK3KO

GWHD(24)NK3MO

GWHD(28)NK3KO

(Refrigerant:R410A)

Service Manual

Table of Contents

Part Ⅰ: Technical Information...............................................................................1

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

2. Specications..................................................................................................................2

3. Outline Dimension Diagram..............................................................................12

4. Refrigerant System Diagram............................................................................14

5. Electrical Part.................................................................................................................15

5.1 Wiring Diagram.......................................................................................................................15

5.2 PCB Printed Diagram .............................................................................................................20

6. Function and Control..............................................................................................22

Part Ⅱ: Installation and Maintenance .........................................................25

7. Notes for Installation and Maintenance..................................................25

8. Installation Manual....................................................................................................27

8.1 Electrical Connections............................................................................................................28

8.2 Installing the Outdoor Unit......................................................................................................31

8.3 Installation Dimension Diagram..............................................................................................32

8.4 Check after Installation...........................................................................................................33

9. Maintenance....................................................................................................................34

9.1 Precautions before Performing Inspection or Repair .............................................................34

9.2 Flashing LED of Indoor/Outdoor Unit and Primary Judgement .............................................35

9.3 Malfunction Checking and Elimination ...................................................................................36

9.4 Maintenance Method for Normal Malfunction.........................................................................49

10. Exploded View and Parts List ......................................................................51

11. Removal Procedure...............................................................................................71

Appendix:................................................................................................................................90

Appendix 1: Reference Sheet of Celsius and Fahrenheit ............................................................90

Appendix 2: Conguration of Connection Pipe.............................................................................90

Appendix 3: Pipe Expanding Method ...........................................................................................91

Appendix 4: List of Resistance for Temperature Sensor ..............................................................92

Technical Information

Service Manual

1. Summary

Part Ⅰ: Technical Information

Outdoor Unit

GWHD(18)NK3KO

GWHD(21)NK3KO

GWHD(14)NK3DO

GWHD(24)NK3MO

GWHD(28)NK3KO

2Technical Information

Service Manual

2. Specications

Model GWHD(14)NK3DO(LCLH) GWHD(14)NK3DO

Product Code CB228W06500 CB228W06501

Power

supply

Rated Voltage V~ 220-240 220-240

Rated Frequency Hz 50 50

Phases 1 1

Cooling capacity(max~min) W 4100(2052~4396) 4100(2052~4396)

Heating capacity(max~min) W 4400(2491~5422) 4400(2491~5422)

Cooling Power Input(max~min) W 1200 1200

Heating Power Input(max~min) W 1180 1180

Cooling Current Input A 5.32 5.32

Heating Current Input A 5.10 5.10

Rated Power Input W 1780 1780

Rated Current A 7.90 7.90

SEER W/W 6.10 6.10

SCOP W/W 4.00 4.00

Outdoor

Unit

Compressor Trademark ZHUHAI LANDA COMPRESSOR

CO.,LTD

ZHUHAI LANDA COMPRESSOR

CO.,LTD

Compressor Model QXA-B141zF030A QXA-B141zF030A

Compressor Refrigerant Oil Type RB68EP RB68EP

Compressor Type Inverter Rotary Inverter Rotary

L.R.A A 25 25

Compressor Rated Load Amp (RLA) A 7.2 7.2

Compressor Power Input W 1440 1440

Compressor Thermal Protector "1NT11L-6233

KSD115OCHPC115/95U1"

"1NT11L-6233

KSD115OCHPC115/95U1"

Throttling Method Electron expansion valve Electron expansion valve

Cooling Operation Ambient Temperature Range OC -15~43 18~43

Heating Operation Ambient Temperature Range OC -20~24 -15~24

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

Condenser Pipe Diameter mm Φ9.52 Φ9.52

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

Coil length (l) X height (H) X coil width (L) mm 800X44X559 800X44X559

Fan Motor Speed (rpm) (H/M/L) rpm 900 900

Output of Fan Motor W 30 30

Fan Motor RLA A / /

Fan Motor Capacitor μF / /

Air Flow Volume of Outdoor Unit m3/h 2600 2600

Fan Type-Piece Axial-ow Axial-ow

Fan Diameter mm Φ438-116 Φ438-116

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 (W/H/D) mm 903X596X378 903X596X378

Dimension of Package (L/W/H) mm 945X417X630 945X417X630

Dimension of Package(L/W/H) mm 948X420X645 948X420X645

Net Weight kg 43 43

Gross Weight kg 46 46

efrigerant Charge R410A R410A

Refrigerant Charge kg 1.40 1.40

Technical Information

Service Manual

Outdoor

Unit

Cross-sectional Area of Power Cable Conductor mm2/ /

Recommended Power Cable(Core) N 3 3

Connection Pipe Connection Method - Flare Connection Flare Connection

Not Additional Gas Connection Pipe Length m 10 10

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

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 5

Max. equivalent connection pipe length(outdoor to

last indoor) m 10 10

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

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

4Technical Information

Service Manual

Model GWHD(18)NK3KO(LCLH) GWHD(18)NK3KO

Product Code CB228W06300 CB228W06301

Power

supply

Rated Voltage V~ 220-240 220-240

Rated Frequency Hz 50 50

Phases 1 1

Cooling capacity(max~min) W 5200(2140~5800) 5200(2140~5800)

Heating capacity(max~min) W 5400(2579~5920) 5400(2579~5920)

Cooling Power Input(max~min) W 1450 1450

Heating Power Input(max~min) W 1450 1450

Cooling Current Input A 6.88 6.88

Heating Current Input A 6.43 6.43

Rated Power Input W 1780 1780

Rated Current A 7.90 7.90

SEER W/W 6.1 6.1

SCOP W/W 4.0 4.0

Outdoor

Unit

Compressor Trademark ZHUHAI LANDA COMPRESSOR

CO.,LTD

ZHUHAI LANDA COMPRESSOR

CO.,LTD

Compressor Model QXA-B141zF030A QXA-B141zF030A

Compressor Refrigerant Oil Type RB68EP RB68EP

Compressor Type Inverter Rotary Inverter Rotary

L.R.A A 25 25

Compressor Rated Load Amp (RLA) A 7.2 7.2

Compressor Power Input W 1440 1440

Compressor Thermal Protector "1NT11L-6233

KSD115OCHPC115/95U1"

"1NT11L-6233

KSD115OCHPC115/95U1"

Throttling Method Electron expansion valve Electron expansion valve

Cooling Operation Ambient Temperature Range OC -15~43 18~43

Heating Operation Ambient Temperature Range OC -20~24 -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 851X38.1X660 851X38.1X660

Fan Motor Speed (rpm) (H/M/L) rpm 800 800

Output of Fan Motor W 60 60

Fan Motor RLA A / /

Fan Motor Capacitor μF / /

Air Flow Volume of Outdoor Unit m3/h 3200 3200

Fan Type-Piece Axial-ow Axial-ow

Fan Diameter mm Φ520-154 Φ520-154

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 963X700X396 963X700X396

Dimension of Package (LXWXH) mm 1026X455X735 1026X455X735

Dimension of Package(LXWXH) mm 1029X458X750 1029X458X750

Net Weight kg 51 51

Gross Weight kg 55 55

efrigerant Charge R410A R410A

Refrigerant Charge kg 1.60 1.60

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 mm2/ /

Recommended Power Cable(Core) N 3 3

Connection Pipe Connection Method - Flare Connection Flare Connection

Not Additional Gas Connection Pipe Length m 10 10

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

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 5

Max. equivalent connection pipe length(outdoor to

last indoor) m 10 10

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

6Technical Information

Service Manual

Model GWHD(21)NK3KO(LCLH) GWHD(21)NK3KO

Product Code CB228W06400 CB228W06401

Power

supply

Rated Voltage V~ 220-240 220-240

Rated Frequency Hz 50 50

Phases 1 1

Cooling capacity(max~min) W 6100(2198~7327) 6100(2198~7327)

Heating capacity(max~min) W 6500(3605~8499) 6500(3605~8499)

Cooling Power Input(max~min) W 1910 1910

Heating Power Input(max~min) W 1730 1730

Cooling Current Input A 8.47 8.47

Heating Current Input A 7.68 7.68

Rated Power Input W 2870 2870

Rated Current A 12.73 12.73

SEER W/W 6.1 6.1

SCOP W/W 4.0 4.0

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 Inverter Rotary Inverter Rotary

L.R.A A 25 25

Compressor Rated Load Amp (RLA) A 11.5 11.5

Compressor Power Input W 2550 2550

Compressor Thermal Protector "1NT11L-6233KSD115OC

HPC115/95U1"

"1NT11L-6233KSD115OC

HPC115/95U1"

Throttling Method Electron expansion valve Electron expansion valve

Cooling Operation Ambient Temperature Range OC -15~43 18~43

Heating Operation Ambient Temperature Range OC -20~24 -15~24

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

Condenser Pipe Diameter mm Φ9.52 Φ9.52

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

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

Fan Motor Speed (rpm) (H/M/L) rpm 800 800

Output of Fan Motor W 60 60

Fan Motor RLA A / /

Fan Motor Capacitor μF / /

Air Flow Volume of Outdoor Unit m3/h 3200 3200

Fan Type-Piece Axial-ow Axial-ow

Fan Diameter mm Φ520-154 Φ520-154

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 963X700X396 963X700X396

Dimension of Package (LXWXH) mm 1026X455X735 1026X455X735

Dimension of Package(LXWXH) mm 1029X458X750 1029X458X750

Net Weight kg 62 62

Gross Weight kg 65.5 65.5

efrigerant Charge R410A R410A

Refrigerant Charge kg 2.2 2.2

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 mm2/ /

Recommended Power Cable(Core) N 3 3

Connection Pipe Connection Method - Flare Connection Flare Connection

Not Additional Gas Connection Pipe Length m 30 30

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

Outer Diameter of Liquid Pipe(GREE Allocation)

(Metric) mm Φ6 Φ6

Outer Diameter of Gas Pipe(GREE Allocation)

(Metric) mm Φ9.52 Φ9.52

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 10 10

Max. equivalent connection pipe length(outdoor to

last indoor) m 20 20

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

8Technical Information

Service Manual

Model GWHD(24)NK3MO(LCLH) GWHD(24)NK3MO

Product Code CB228W06600 CB228W06601

Power

supply

Rated Voltage V~ 220-240 220-240

Rated Frequency Hz 50 50

Phases 1 1

Cooling capacity(max~min) W 7100(2286~8499) 7100(2286~8499)

Heating capacity(max~min) W 8500(3664~8792) 8500(3664~8792)

Cooling Power Input(max~min) W 2180 2180

Heating Power Input(max~min) W 2280 2280

Cooling Current Input A 9.67 9.67

Heating Current Input A 10.12 10.12

Rated Power Input W 2870 2870

Rated Current A 12.73 12.73

SEER W/W 6.1 6.1

SCOP W/W 4.0 4.0

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 Inverter Rotary Inverter Rotary

L.R.A A 25 25

Compressor Rated Load Amp (RLA) A 11.5 11.5

Compressor Power Input W 2550 2550

Compressor Thermal Protector "1NT11L-6233KSD115OC

HPC115/95U1"

"1NT11L-6233KSD115OC

HPC115/95U1"

Throttling Method Electron expansion valve Electron expansion valve

Cooling Operation Ambient Temperature Range OC -15~43 18~43

Heating Operation Ambient Temperature Range OC -20~24 -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 800 800

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 Φ520-120 Φ520-120

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 68

Gross Weight kg 73 73

efrigerant Charge R410A R410A

Refrigerant Charge kg 2.2 2.2

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