Gree GWH09QB-K6DNA5E User manual

Service Manual
Models:
Change for life
GREE ELECTRIC APPLIANCES, INC. OF ZHUHAI
GWH09QB-K6DNA5E
GWH09QB-K6DNB6E
GWH09QB-K6DNC2E
GWH09QB-K6DNA1E
GWH12QC-K6DNA1D
GWH18QD-K6DNA1D
(Refrigerant R32)
Models:

Service Manual
Table of Contents
Part Ⅰ: Technical Information.........................................................................1
1. Summary........................................................................................................................1
2. Specications............................................................................................................3
2.1 Specication Sheet.............................................................................................................3
2.2 Operation Characteristic Curve .......................................................................................... 9
2.3 Capacity Variation Ratio According to Temperature ........................................................... 9
2.4 Cooling and Heating Data Sheet in Rated Frequency ..................................................... 10
2.5 Noise Curve......................................................................................................................10
3. Outline Dimension Diagram........................................................................ 11
3.1 Indoor Unit........................................................................................................................ 11
3.2 Outdoor Unit ..................................................................................................................... 12
4. Refrigerant System Diagram......................................................................14
5. Electrical Part...........................................................................................................15
5.1 Wiring Diagram.................................................................................................................15
5.2 PCB Printed Diagram ....................................................................................................... 19
6. Function and Control........................................................................................22
6.1 Remote Controller Introduction ....................................................................................... 22
6.2 GREE+ App Operation Manual ........................................................................................28
6.3 Ewpe Smart App Operation Manual .................................................................................29
6.4 Brief Description of Modes and Functions........................................................................30
Part Ⅱ: Installation and Maintenance ................................................... 34
7. Notes for Installation and Maintenance............................................ 34
8. Installation.................................................................................................................. 38
8.1 Installation Dimension Diagram........................................................................................38
8.2 Installation Parts-checking .............................................................................................. 40
8.3 Selection of Installation Location...................................................................................... 40
8.4 Requirements for electric connection ............................................................................... 40
8.5 Installation of Indoor Unit..................................................................................................41
8.6 Installation of Outdoor Unit............................................................................................... 43
8.7 Vacuum Pumping and Leak Detection .............................................................................44
8.8 Check after Installation and Test Operation .....................................................................44
Table of Contents

Service Manual
9. Maintenance................................................................................................................. 45
9.1 Error Code List .................................................................................................................... 45
9.2 Procedure of Troubleshooting ............................................................................................. 53
9.3 Troubleshooting for Normal Malfunction.............................................................................. 68
10. Exploded View and Parts List ................................................................... 70
10.1 Indoor Unit......................................................................................................................... 70
10.2 Outdoor Unit ...................................................................................................................... 75
11. Removal Procedure............................................................................................ 81
11.1 Removal Procedure of Indoor Unit .................................................................................... 81
11.2 Removal Procedure of Outdoor Unit ................................................................................. 91
Appendix:........................................................................................................................... 105
Appendix 1: Reference Sheet of Celsius and Fahrenheit ....................................................... 105
Appendix 2: Conguration of Connection Pipe........................................................................ 105
Appendix 3: Pipe Expanding Method ...................................................................................... 106
Appendix 4: List of Resistance for Temperature Sensor ......................................................... 107
Table of Contents

1
Technical Information
Service Manual
1. Summary
Part Ⅰ: Technical Information
Indoor Unit
GWH09QB-K6DNA1E/I GWH12QC-K6DNA1D/I
GWH18QD-K6DNA1D/I
GWH09QB-K6DNC2E/I
GWH09QB-K6DNB6E/I
GWH09QB-K6DNA5E/I
Outdoor Unit
GWH12QC-K6DNA1D/O
Remote Controller
YAC1FB9(WiFi)
GWH18QD-K6DNA1D/O
GWH09QB-K6DNA1E/O

2Technical Information
Service Manual
Model List:
No Model Product code Indoor model Indoor
product code Outdoor model Outdoor
product code
Remote
Controller
1 GWH09QB-K6DNA1E CB419015801 GWH09QB-K6DNA1E/I CB419N15800 GWH09QB-K6DNA1E/O CB419W15801
YAC1FB9
(WiFi)
2 GWH09QB-K6DNA5E CB425012501 GWH09QB-K6DNA5E/I CB425N12500
3 GWH09QB-K6DNA1E CB419015800 GWH09QB-K6DNA1E/I CB419N15800
GWH09QB-K6DNA1E/O CB419W15800
4 GWH09QB-K6DNA5E CB425012500 GWH09QB-K6DNA5E/I CB425N12500
5 GWH09QB-K6DNB6E CB435009600 GWH09QB-K6DNB6E/I CB435N09600
6 GWH09QB-K6DNC2E CB439013300 GWH09QB-K6DNC2E/I CB439N13300
7 GWH12QC-K6DNA1D CB419015501 GWH12QC-K6DNA1D/I CB419N15500 GWH12QC-K6DNA1D/O CB419W15501
8 GWH12QC-K6DNA1D CB419015500 GWH12QC-K6DNA1D/I CB419N15500 GWH12QC-K6DNA1D/O CB419W15500
9 GWH18QD-K6DNA1D CB419015600 GWH18QD-K6DNA1D/I CB419N15600 GWH18QD-K6DNA1D/O CB419W15600
10 GWH18QD-K6DNA1D CB419015601 GWH18QD-K6DNA1D/I CB419N15600 GWH18QD-K6DNA1D/O CB419W15601

3
Technical Information
Service Manual
Model GWH09QB-K6DNA1E
GWH09QB-K6DNA5E
GWH09QB-K6DNA1E
GWH09QB-K6DNA5E
GWH09QB-K6DNB6E
GWH09QB-K6DNC2E
Product Code CB419015801
CB425012501
CB419015800
CB425012500
CB435009600
CB439013300
Power
Supply
Rated Voltage V~ 220-240 220-240
Rated Frequency Hz 50 50
Phases 1 1
Power Supply Mode Outdoor Outdoor
Cooling Capacity(Min~Max) W 2700(450~3500) 2700(450~3500)
Heating Capacity(Min~Max) W 2800(450~4200) 2800(450~4200)
Cooling Power Input(Min~Max) W 820(90~1400) 820(90~1400)
Heating Power Input(Min~Max) W 755(160~1500) 755(160~1500)
Cooling Current Input A 3.8 3.8
Heating Current Input A 3.5 3.5
Rated Input W 1500 1500
Rated Current A 3.8 3.8
Air Flow Volume(SS/H/MH/M/ML/L/SL) m3/h 660/590/540/490/450/420/390 660/590/540/490/450/420/390
Dehumidifying Volume L/h 0.8 0.8
EER W/W 3.29 3.29
COP W/W 3.71 3.71
SEER 6.8 6.8
SCOP(Average/Warmer/Colder) 4/5.1/3.2 4/5.1/3.2
HSPF / /
Application Area m212-18 12-18
Indoor
Unit
Indoor Unit Model GWH09QB-K6DNA1E/I
GWH09QB-K6DNA5E/I
GWH09QB-K6DNA1E/I
GWH09QB-K6DNA5E/I
GWH09QB-K6DNB6E/I
GWH09QB-K6DNC2E/I
Indoor Unit Product Code CB419N15800
CB425N12500
CB419N15800
CB425N12500
CB435N09600
CB439N13300
Fan Type Cross-ow Cross-ow
Fan Diameter Length(DXL) mm Ф98X580 Ф98X580
Cooling Speed(SS/H/MH/M/ML/L/SL) r/min 1350/1200/1120/1050/920/800/750 1350/1200/1120/1050/920/800/750
Heating Speed(SS/H/MH/M/ML/L/SL) r/min 1300/1200/1120/1050/950/850/800 1300/1200/1120/1050/950/850/800
Fan Motor Power Output W 20 20
Fan Motor RLA A 0.215 0.215
Fan Motor Capacitor μF 1 1
Evaporator Form Aluminum Fin-copper Tube Aluminum Fin-copper Tube
Evaporator Pipe Diameter mm Ф5Ф5
Evaporator Row-n Gap mm 2-1.4 2-1.4
Evaporator Coil Length(LXDXW) mm 584X22.8X266.7 584X22.8X266.7
Swing Motor Model MP24AA/MP24HF MP24AA/MP24HF
Swing Motor Power Output W 1.5/1.5 1.5/1.5
Fuse Current A 3.15 3.15
Sound Pressure Level(SS/H/MH/M/ML/L/SL)dB (A) 41/37/35/32/29/26/24 41/37/35/32/29/26/24
Sound Power Level(SS/H/MH/M/ML/L/SL) dB (A) 55/48/46/44/40/37/35 55/48/46/44/40/37/35
Dimension(WXHXD) mm 790X275X200 790X275X200
Dimension of Carton Box(LXWXH) mm 863X268X352 863X268X352
Dimension of Package(LXWXH) mm 866X271X367 866X271X367
Net Weight kg 9 9
Gross Weight kg 11 11
2. Specications
2.1 Specication Sheet

4Technical Information
Service Manual
Outdoor
Unit
Model of Outdoor Unit GWH09QB-K6DNA1E/O GWH09QB-K6DNA1E/O
Product Code of Outdoor Unit CB419W15801 CB419W15800
Compressor Manufacturer/Trademark ZHUHAI LANDA COMPRESSOR
CO., LTD
ZHUHAI LANDA COMPRESSOR
CO., LTD
Compressor Model QXF-A079zE190A QXF-A079zE190A
Compressor Oil FW68DA FW68DA
Compressor Type Rotary Rotary
L.R.A. A / /
Compressor RLA A 4.6 4.6
Compressor Power Input W 790 790
Overload Protector HPC115/95U1/KSD115℃HPC115/95U1/KSD115℃
Throttling Method Capillary Capillary
Operation temp oC 16~30 16~30
Ambient temp (cooling) oC -15~43 -15~43
Ambient temp (heating) oC -15~24 -22~24
Condenser Form Aluminum Fin-copper Tube Aluminum Fin-copper Tube
Pipe Diameter mm Ф7Ф7
Rows-n Gap mm 1-1.4 1-1.4
Coil Length (LXDXW) mm 710X19.05X508 710X19.05X508
Fan Motor Speed rpm 900 900
Output of Fan Motor W 30 30
Fan Motor RLA A 0.36 0.36
Fan Motor Capacitor μF / /
Air Flow Volume of Outdoor Unit m3/h 1600 1600
Fan Type Axial-ow Axial-ow
Fan Diameter mm Ф400 Ф400
Defrosting Method Automatic Defrosting Automatic Defrosting
Climate Type T1 T1
Isolation I I
Moisture Protection IPX4 IPX4
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
Sound Pressure Level (H/M/L) dB (A) 50/-/- 50/-/-
Sound Power Level (H/M/L) dB (A) 59/-/- 59/-/-
Dimension (WXHXD) mm 782X540X320 782X540X320
Dimension of Carton Box (LXWXH) mm 820X355X580 820X355X580
Dimension of Package (LXWXH) mm 823X358X595 823X358X595
Net Weight kg 27.5 27.5
Gross Weight kg 30 30
Refrigerant R32 R32
Refrigerant Charge kg 0.55 0.55
Connection
Pipe
Length m 5 5
Gas Additional Charge g/m 16 16
Outer Diameter Liquid Pipe mm Ф6Ф6
Outer Diameter Gas Pipe mm Ф9.52 Ф9.52
Max Distance Height m 10 10
Max Distance Length m 15 15
Note: The connection pipe applies metric diameter.
The above data is subject to change without notice; please refer to the nameplate of the unit.

5
Technical Information
Service Manual
Parameter Unit Value
Model GWH12QC-K6DNA1D
Product Code CB419015501 CB419015500
Power
Supply
Rated Voltage V~ 220-240 220-240
Rated Frequency Hz 50 50
Phases 1 1
Power Supply Mode Outdoor Outdoor
Cooling Capacity W 3500 3500
Heating Capacity W 3670 3670
Cooling Power Input W 1085 1085
Heating Power Input W 990 990
Cooling Current Input A 5.0 5.0
Heating Current Input A 4.5 4.5
Rated Input W 1500 1500
Rated Current A 5.0 5.0
Air Flow Volume(SS/H/MH/M/ML/L/SL) m3/h 680/620/560/490/450/420/390 680/620/560/490/450/420/390
Dehumidifying Volume L/h 1.4 1.4
EER W/W 3.23 3.23
COP W/W 3.71 3.71
SEER W/W 7 7
SCOP(Average/Warmer/Colder) W/W 4/5.1/3.3 4/5.1/3.3
Application Area m216-24 16-24
Indoor
Unit
Indoor Unit Model GWH12QC-K6DNA1D/I
Indoor Unit Product Code CB419N15500
Fan Type Cross-ow Cross-ow
Fan Diameter Length(DXL) mm Ф98X633.5 Ф98X633.5
Cooling Speed(SS/H/MH/M/ML/L/SL) r/min 1350/1200/1100/1000/920/850/800 1350/1200/1100/1000/920/850/800
Heating Speed(SS/H/MH/M/ML/L/SL) r/min 1300/1200/1120/1050/980/900/850 1300/1200/1120/1050/980/900/850
Fan Motor Power Output W 20 20
Fan Motor RLA A 0.31 0.31
Fan Motor Capacitor μF 1.5 1.5
Evaporator Form Aluminum Fin-copper Tube Aluminum Fin-copper Tube
Evaporator Pipe Diameter mm Ф5Ф5
Evaporator Row-n Gap mm 2-1.5 2-1.5
Evaporator Coil Length (LXDXW) mm 635X22.8X306.3 635X22.8X306.3
Swing Motor Model MP24BA/MP24EB MP24BA/MP24EB
Swing Motor Power Output W 1.5/1.5 1.5/1.5
Fuse Current A 3.15 3.15
Sound Pressure Level(SS/H/MH/M/
ML/L/SL) dB (A) 42/38/35/32/30/28/26 42/38/35/32/30/28/26
Sound Power Level(SS/H/MH/M/ML/
L/SL) dB (A) 57/50/47/44/42/40/38 57/50/47/44/42/40/38
Dimension (WXHXD) mm 918X289X209 918X289X209
Dimension of Carton Box (LXWXH) mm 918X278/364 918X278/364
Dimension of Package(LXWXH) mm 931X281X379 931X281X379
Net Weight kg 10.5 10.5
Gross Weight kg 12.5 12.5

6Technical Information
Service Manual
Outdoor
Unit
Outdoor Unit Model GWH12QC-K6DNA1D/O GWH12QC-K6DNA1D/O
Outdoor Unit Product Code CB419W15501 CB419W15500
Compressor Manufacturer ZHUHAI LANDA
COMPRESSOR CO.,LTD
ZHUHAI LANDA
COMPRESSOR CO.,LTD
Compressor Model QXF-A102zE190B QXF-A102zE190B
Compressor Oil FW68DA FW68DA
Compressor Type Rotary Rotary
Compressor LRA. A / /
Compressor RLA A 4.6 4.6
Compressor Power Input W 1023 1023
Compressor Overload Protector HPC115/95U1/KSD115℃HPC115/95U1/KSD115℃
Throttling Method Electron expansion valve Electron expansion valve
Set Temperature Range ºC 16~30 16~30
Cooling Operation Ambient Temperature
Range ºC -15~43 -15~43
Heating Operation Ambient Temperature
Range ºC -15~24 -22~24
Condenser Form Aluminum Fin-copper Tube Aluminum Fin-copper Tube
Condenser Pipe Diameter mm Φ7.94 Φ7.94
Condenser Rows-n Gap mm 1-1.4 1-1.4
Condenser Coil Length (LXDXW) mm 731X19.05X550 731X19.05X550
Fan Motor Speed rpm 900 900
Fan Motor Power Output W 30 30
Fan Motor RLA A 0.36 0.36
Fan Motor Capacitor μF / /
Outdoor Unit Air Flow Volume m3/h 2200 2200
Fan Type Axial-ow Axial-ow
Fan Diameter mm Ф438 Ф438
Defrosting Method Automatic Defrosting Automatic Defrosting
Climate Type T1 T1
Isolation I I
Moisture Protection IPX4 IPX4
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
Sound Pressure Level (H/M/L) dB (A) 52/-/- 52/-/-
Sound Power Level (H/M/L) dB (A) 62/-/- 62/-/-
Dimension(WXHXD) mm 848X596X320 848X596X320
Dimension of Carton Box (LXWXH) mm 878X360X630 878X360X630
Dimension of Package(LXWXH) mm 881X363X645 881X363X645
Net Weight kg 31 31
Gross Weight kg 34 34
Refrigerant R32 R32
Refrigerant Charge kg 0.7 0.7
Connection
Pipe
Connection Pipe Length m 5 5
Connection Pipe Gas Additional Charge g/m 16 16
Outer Diameter Liquid Pipe mm Ф6 Ф6
Outer Diameter Gas Pipe mm Ф9.52 Ф9.52
Max Distance Height m 10 10
Max Distance Length m 20 20
Note: The connection pipe applies metric diameter.
The above data is subject to change without notice. Please refer to the nameplate of the unit.

7
Technical Information
Service Manual
Parameter Unit Value
Model GWH18QD-K6DNA1D
Product Code CB419015600 CB419015601
Power
Supply
Rated Voltage V~ 220-240 220-240
Rated Frequency Hz 50 50
Phases 1 1
Power Supply Mode Outdoor Outdoor
Cooling Capacity W 5200 5200
Heating Capacity W 5300 5300
Cooling Power Input W 1528 1528
Heating Power Input W 1410 1410
Cooling Current Input A 6.78 6.78
Heating Current Input A 6.26 6.26
Rated Input W 2600 2600
Rated Current A 6.78 6.78
Air Flow Volume(SH/H/MH/M/ML/L/SL) m3/h 660/590/540/490/450/420/390 660/590/540/490/450/420/390
Dehumidifying Volume L/h 1.8 1.8
EER W/W 3.40 3.4
COP W/W 3.76 3.76
SEER W/W 7 7
SCOP(Average/Warmer/Colder) W/W / /
Application Area m223-34 23-34
Indoor
Unit
Indoor Unit Model GWH18QD-K6DNA1D/I
Indoor Unit Product Code CB419N15600
Fan Type Cross-ow Cross-ow
Fan Diameter Length(DXL) mm Ф106X706 Ф106X706
Cooling Speed(SH/H/M/L/SL) r/min 1230/1150/1080/980/900/850800 1230/1150/1080/980/900/850/800
Heating Speed(SH/H/M/L/SL) r/min 1350/1250/1150/1050/980/900/850 1350/1250/1150/1050/980/900/850
Fan Motor Power Output W 35 35
Fan Motor RLA A 0.35 0.35
Fan Motor Capacitor μF 2.5 2.5
Evaporator Form Aluminum Fin-copper Tube Aluminum Fin-copper Tube
Evaporator Pipe Diameter mm Ф7 Ф7
Evaporator Row-n Gap mm 2-1.4 2-1.4
Evaporator Coil Length (LXDXW) mm 715X25.4X304.8 715X25.4X304.8
Swing Motor Model MP35CJ/MP24HF MP35CJ/MP24HF
Swing Motor Power Output W 2.5/1.5 2.5/1.5
Fuse Current A 3.15 3.15
Sound Pressure Level(SH/H/MH/M/ML/L/SL) dB (A) 45/43/41/38/35/34/31 45/43/41/38/35/34/31
Sound Power Level(SH/H/MH/M/ML/L/SL) dB (A) 55/53/51/48/45/44/41 55/53/51/48/45/44/41
Dimension (WXHXD) mm 970X300X224 970X300X224
Dimension of Carton Box (LXWXH) mm 1038X380X305 1038X380X305
Dimension of Package(LXWXH) mm 1041X383X320 1041X383X320
Net Weight kg 13.5 13.5
Gross Weight kg 16.5 16.5

8Technical Information
Service Manual
Outdoor
Unit
Outdoor Unit Model GWH18QD-K6DNA1D/O(LCLH) GWH18QD-K6DNA1D/O(LC)
Outdoor Unit Product Code CB419W15600 CB419W15601
Compressor Manufacturer ZHUHAI LANDA COMPRESSOR
CO.,LTD
ZHUHAI LANDA COMPRESSOR
CO.,LTD
Compressor Model QXF-B141ZF030F QXF-B141ZF030F
Compressor Oil FW68DA or equivalent FW68DA or equivalent
Compressor Type Rotary Rotary
Compressor LRA. A 25 25
Compressor RLA A 6.5 6.5
Compressor Power Input W 1410 1410
Compressor Overload Protector HPC115/95U1 KSD115℃HPC115/95U1 KSD115℃
Throttling Method Electron expansion valve Electron expansion valve
Set Temperature Range ºC 16~30 16~30
Cooling Operation Ambient Temperature
Range ºC -15~43 -15~43
Heating Operation Ambient Temperature
Range ºC -22~24 -15~24
Condenser Form Aluminum Fin-copper Tube Aluminum Fin-copper Tube
Condenser Pipe Diameter mm Φ7 Φ7
Condenser Rows-n Gap mm 2-1.4 2-1.4
Condenser Coil Length (LXDXW) mm 851X38.1X660 851X38.1X660
Fan Motor Speed rpm 800 800
Fan Motor Power Output W 60 60
Fan Motor RLA A 0.4 0.4
Fan Motor Capacitor μF / /
Outdoor Unit Air Flow Volume m3/h 3200 3200
Fan Type Axial-ow Axial-ow
Fan Diameter mm Ф520 Ф520
Defrosting Method Automatic Defrosting Automatic Defrosting
Climate Type T1 T1
Isolation I I
Moisture Protection IPX4 IPX4
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
Sound Pressure Level (H/M/L) dB (A) 57/-/- 57/-/-
Sound Power Level (H/M/L) dB (A) 64/-/- 64/-/-
Dimension(WXHXD) mm 963X700X396 963X700X396
Dimension of Carton Box (LXWXH) mm 1026X455X735 1026X455X735
Dimension of Package(LXWXH) mm 1029X458X750 1029X458X750
Net Weight kg 45 45
Gross Weight kg 49.5 49.5
Refrigerant R32 R32
Refrigerant Charge kg 1 1
Connection
Pipe
Connection Pipe Length m 5 5
Connection Pipe Gas Additional Charge g/m 16 16
Outer Diameter Liquid Pipe mm Ф6 Ф6
Outer Diameter Gas Pipe mm Ф12 Ф12
Max Distance Height m 10 10
Max Distance Length m 25 25
Note: The connection pipe applies metric diameter.
The above data is subject to change without notice. Please refer to the nameplate of the unit.

9
Technical Information
Service Manual
2.2 Operation Characteristic Curve
2.3 Capacity Variation Ratio According to Temperature
Heating operation ambient temperature range is -22ºC~24ºC
Heating operation ambient temperature range is -15ºC~24ºC
Cooling Heating
Current(A)
Current(A)
01020304050607090010 20 30 40 50 60 70 80 90 100 120110
80
11
10
9
8
7
6
5
4
3
2
1
0
Compressor speed (rps)
11
10
9
8
7
6
5
4
3
2
1
0
Compressor speed (rps)
220V
230V
240V
220V
230V
240V
Conditions
Indoor: DB27°C/WB19°C
Outdoor: DB35°C/WB24°C
Indoor air flow: High
Pipe length: 5m
Conditions
Indoor: DB20°C/WB15°C
Outdoor: DB7°C/WB6°C
Indoor air flow: High
Pipe length: 5m
Cooling Heating
Capacity ratio(%)
gnilooC
gnilooC
Outdoor temp.(°C)
Capacity ratio(%)
Outdoor temp.(°C)
gnitaeH
Capacity ratio(
%)
Outdoor temp.(°C)
gnitaeH
Capacity ratio(
%)
Outdoor temp.(°C)
0
20
40
60
80
100
120
140
-15-10 -5 0510 15 20 25 30 35 43
0
20
40
60
80
100
120
140
-15-10 -5 0510 15 20 25 30 35 43
0
20
40
60
80
100
120
140
-22 -15 -10 -7 0 2 7 15 18 21 24
Conditions
Indoor:DB20°C
Indoor air flow:Super High
Pipe length:5m
0
20
40
60
80
100
120
140
-22 -15 -10 -7 0 2 7 15 18 21 24
Conditions
Indoor:DB20°C
Indoor air flow:Super High
Pipe length:5m
Condition
Indoor:DB27°C WB19°C
Indoor air flow:
High
Pipe length:5m
Condition
Indoor:DB27°C WB19°C
Indoor air flow:
High
Pipe length:5m

10 Technical Information
Service Manual
2.4 Cooling and Heating Data Sheet in Rated Frequency
2.5 Noise Curve
Indoor side noise when blowing Outdoor side noise when blowing
Indoor fan motor rotating speed Compressor frequency(Hz)
Noise/dB(A)
50
60
30
40
20
Turbo High Medium-high Medium Medium-low Low Ultralow
40
42
44
46
48
50
52
54
56
20 4030 50 60 70 80
90
Noise dB(A)
12K Cooling
09/12K Heating
12K
09K
18K
18K
Cooling:
Rated cooling
condition(°C) (DB/WB) Model
Pressure of gas pipe
connecting indoor and
outdoor unit
Inlet and outlet pipe
temperature of heat
exchanger
Fan speed of
indoor unit
Fan speed of
outdoor unit
Compressor
revolution
(rps)
Indoor Outdoor P (MPa) T1 (°C) T2 (°C)
27/19 35/24
09K 0.8 ~ 1.1 12 to 15 65 to 38
TURBO High
49
12K 0.8 ~ 1.1 11 to 14 64 to 37 60
18K 0.9 ~ 1.1 12 to 14 75 to 37 52
Instruction:
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.
Heating:
Rated cooling
condition(°C) (DB/WB) Model
Pressure of gas pipe
connecting indoor and
outdoor unit
Inlet and outlet pipe
temperature of heat
exchanger
Fan speed of
indoor unit
Fan speed of
outdoor unit
Compressor
revolution
(rps)
Indoor Outdoor P (MPa) T1 (°C) T2 (°C)
20/- 7/6
09 2.8 ~ 3.2 35 to 63 2 to 5
TURBO High
59
12K 2.8 ~ 3.2 35 to 65 2 to 5 67
18K 2.2 ~ 2.4 70 to 35 2 to 4 65

11
Technical Information
Service Manual
3. Outline Dimension Diagram
3.1 Indoor Unit
Unit:mm
Model W H D
09K 790 275 200
12K 845 289 209
18K 970 300 224
W
12K
09K
D
H
90
150
54
168.5 462 159.5
Φ55 Φ55
54
123.5542 179.5
83.2
124.7
35
Φ55 Φ55
35
18K
104 685 181
140
190
38
Φ55 Φ55
38

12 Technical Information
Service Manual
12K
18K
3.2 Outdoor Unit
257
780
596
848
286
540
320
Unit:mm
340
963
700
396
890
560
364
Unit:mm

13
Technical Information
Service Manual
Unit:mm
GWH09QB-K6DNA1E/O
712
782
257
320
540
286
510

14 Technical Information
Service Manual
4. Refrigerant System Diagram
Connection pipe specication:
Liquid pipe:1/4" (6mm)
Gas pipe:3/8" (9.52mm) 09/12K
Gas pipe:1/2" (12mm) 18K
Indoor unit Outdoor unit
COOLING
HEATING
4-Way valve
Discharge
Suction
Heat
exchanger
(evaporator)
Heat
exchanger
(condenser)
Valve
Valve
Liquid pipe
side
Gas pipe
side
Strainer Electric
expand
valve
Strainer
Compressor
Accumlator
Indoor unit Outdoor unit
COOLING
HEATING
4-Way valve
Discharge
Suction
Heat
exchanger
(evaporator) Heat
exchanger
(condenser)
Valve
Valve
Liquid pipe
side
Gas pipe
side
Strainer Strainer
Capillary
Accumlator
Compressor
Cooling and heating model
12/18K
Cooling and heating model
09K

15
Technical Information
Service Manual
5. Electrical Part
5.1 Wiring Diagram
● Indoor Unit
● Instruction
Symbol Symbol Color Symbol Symbol Color Symbol Name
WH White GN Green CAP Jumper cap
YE Yellow BN Brown COMP Compressor
RD Red BU Blue Grounding wire
YEGN Yellow/Green BK Black / /
VT Violet OG Orange / /
Note: Jumper cap is used to determine fan speed and the swing angle of horizontal lover for this model.
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16 Technical Information
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17
Technical Information
Service Manual
GWH09QB-K6DNA1E/O(CB419W15801)
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