Gree GWH09ACC-S6DBA1A User manual

Service Manual
Change for life
GREE ELECTRIC APPLIANCES, INC. OF ZHUHAI
Models: GWH09ACC-S6DBA1A
GWH12ACC-S6DBA1A
GWH18ACE-S6DBA1A
GWH24ACE-S6DBA1A
(Refrigerant:R32)

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 ..........................................................................7
2.3 Capacity Variation Ratio According to Temperature ...................................8
2.4 Cooling and Heating Data Sheet in Rated Frequency.................................9
2.5 Noise Curve................................................................................................................9
3. Outline Dimension Diagram......................................................................10
3.1 Indoor Unit ................................................................................................................10
3.2 Outdoor Unit.............................................................................................................11
4. Refrigerant System Diagram....................................................................13
5. Electrical Part.........................................................................................................14
5.1 Wiring Diagram .......................................................................................................14
5.2 PCB Printed Diagram............................................................................................17
6. Function and Control......................................................................................20
6.1 Remote Controller Introduction ........................................................................20
6.2 GREE+ App Operation Manual ..........................................................................25
6.3 Ewpe Smart App Operation Manual.................................................................26
6.4 Brief Description of Modes and Functions ...................................................27
Part Ⅱ: Installation and Maintenance .................................................32
7. Notes for Installation and Maintenance..........................................32
8. Installation................................................................................................................36
8.1 Installation Dimension Diagram........................................................................36
8.2 Installation Parts-checking ................................................................................38
8.3 Selection of Installation Location.....................................................................38
Table of Contents

Service Manual
8.4 Requirements for electric connection ............................................................38
8.5 Installation of Indoor Unit....................................................................................38
8.6 Installation of Outdoor Unit ................................................................................41
8.7 Vacuum Pumping and Leak Detection............................................................42
8.8 Check after Installation and Test Operation .................................................42
9. Maintenance............................................................................................................43
9.1 Error Code List........................................................................................................43
9.2 Procedure of Troubleshooting ..........................................................................49
9.3 Maintenance Method for Normal Malfunction..............................................63
10. Exploded View and Parts List ..............................................................65
10.1 Indoor Unit..............................................................................................................65
10.2 Outdoor Unit ..........................................................................................................69
11. Removal Procedure.......................................................................................73
11.1 Removal Procedure of Indoor Unit ................................................................73
11.2 Removal Procedure of Outdoor Unit.............................................................78
Appendix:........................................................................................................................89
Appendix 1: Reference Sheet of Celsius and Fahrenheit...............................89
Appendix 2: Conguration of Connection Pipe .................................................89
Appendix 3: Pipe Expanding Method.....................................................................90
Appendix 4: List of Resistance for Temperature Sensor................................91
Table of Contents

1
Technical Information
Service Manual
1. Summary
Indoor Unit:
Part Ⅰ: Technical Information
GWH09ACC-S6DBA1A/I
GWH12ACC-S6DBA1A/I
GWH18ACE-S6DBA1A/I
GWH24ACE-S6DBA1A/I
Outdoor Unit:
Remote Controller:
YAG1FB3(WiFi)
GWH09ACC-S6DBA1A/O GWH12ACC-S6DBA1A/O
GWH18ACE-S6DBA1A/O
GWH24YE-S6DBA2A/O

2Technical Information
Service Manual
No Model Product code Indoor model Indoor product
code Outdoor model Outdoor product code
Remote
Controller
1 GWH09ACC-S6DBA1A CB497009200 GWH09ACC-S6DBA1A/I CB497N09200 GWH09ACC-S6DBA1A/O CB497W09200
YAG1FB3
(WiFi)
2GWH12ACC-S6DBA1A CB497010000 GWH12ACC-S6DBA1A/I CB497N10000 GWH12ACC-S6DBA1A/O CB497W10000
3 CB497010001 CB497N10001
4GWH18ACE-S6DBA1A CB497011000 GWH18ACE-S6DBA1A/I CB497N11000 GWH18ACE-S6DBA1A/O CB497W11000
5 CB497011001 CB497N11001
6 GWH24ACE-S6DBA1A CB497010701 GWH24ACE-S6DBA1A/I CB497N10700 GWH24YE-S6DBA2A/O CB466W00301
Models List:

3
Technical Information
Service Manual
2. Specications
2.1 Specication Sheet
Model GWH09ACC-S6DBA1A GWH12ACC-S6DBA1A
Product Code CB497009200 CB497010000/CB497010001
Power
Supply
Rated Voltage V~ 220-240 220-240
Rated Frequency Hz 50/60 50/60
Phases 1 1
Power Supply Mode Outdoor Outdoor
Cooling Capacity W 2700 3530
Heating Capacity W 3500 4200
Cooling Power Input W 580 840
Heating Power Input W 800 1000
Cooling Power Current A 3.66 5.6
Heating Power Current A 4.90 6.6
Rated Input W 2400 2500
Rated Current A 10.65 1138
Air Flow Volume(SH/H/MH/M/ML/L/SL) m3/h 680/550/500/460/430/400/320 680/620/560/490/450/420/390
Dehumidifying Volume L/h 0.8 0.8
EER W/W 4.66 4.20
COP W/W 4.38 4.20
SEER 7.8 7.60
HSPF / /
SCOP(Awerage/Warmer/Colder) 4.7/5.8/3.8 4.6/5.5/3.7
Application Area m212-18 12-18
Indoor
Unit
Model of indoor unit GWH09ACC-S6DBA1A/I GWH12ACC-S6DBA1A/I
Indoor Unit Product Code CB497N09200 CB497N10000/CB497N10001
Fan Type Cross-ow Cross-ow
Diameter Length(DXL) mm Φ98X633.5 Φ98X633.5
Fan Motor Cooling Speed r/min 1300/1200/1120/1050/980/920/750/500 1350/1200/1120/1050/980/920/750/500
Fan Motor Heating Speed r/min 1300/1200/1140/1080/1020/960/850/- 1350/1200/1140/1080/1020/960/900/-
Output of Fan Motor W 20 20
Fan Motor RLA A 0.09 0.09
Fan Motor Capacitor μF / /
Input of Heater W / /
Evaporator Form Aluminum Fin-copper Tube Aluminum Fin-copper Tube
Pipe Diameter mm Φ5 Φ5
Row-n Gap mm 2-1.4 2-1.4
Coil Length (LXDXW) mm 635X22.8X306.3 635X22.8X306.3
Swing Motor Model MP24EB MP24HF MP24EB MP24HF
Output of Swing Motor W 1.5 1.5 1.5 1.5
Fuse A 3.15 3.15
Sound Pressure Level dB (A) Cooling:41/39/36/34/32/31/25/21
Heating:41/39/37/35/33/32/30/-
Cooling:42/39/36/35/33/31/25/22
Heating:42/39/37/35/33/32/30/-
Sound Power Level dB (A) Cooling:56/50/48/44/42/41/35/31
Heating:56/50/48/46/44/42/40/-
Cooling:58/49/46/45/43/41/35/32
Heating:54/49/47/45/43/42/40/-
Dimension (WXHXD) mm 899X294X212 899X294X212
Dimension of Carton Box (LXWXH) mm 935X349X273 935X349X273
Dimension of Package (LXWXH) mm 940X365X284 940X365X284
Net Weight kg 11 11
Gross Weight kg 13 13

4Technical Information
Service Manual
The above data is subject to change without notice; please refer to the nameplate of the unit.
Outdoor Unit
Model of Outdoor Unit GWH09ACC-S6DBA1A/O GWH12ACC-S6DBA1A/O
Outdoor Unit Product Code CB497W09200 CB497W10000
Compressor Manufacturer/Trademark ZHUHAI LANDA COMPRESSOR
CO., LTD
ZHUHAI LANDA COMPRESSOR
CO., LTD
Compressor Model QXFT-B123zE170B QXFT-B123zE170
Compressor Oil FW68DA FW68DA
Compressor Type Rotary Rotary
L.R.A. A 20 20
Compressor RLA A 7.9 7.9
Compressor Power Input W 1230 1230
Overload Protector / /
Throttling Method Electron expansion valve Electron expansion valve
Operation Temp oC 16~30 16~30
Ambient Temp (Cooling) oC -18~52 -18~52
Ambient Temp (Heating) oC -30~24 -30~24
Condenser Form Aluminum Fin-copper Tube Aluminum Fin-copper Tube
Pipe Diameter mm Ф7Ф7.94
Rows-n Gap mm 2-1.4 2.5-1.4
Coil Length (LXDXW) mm 783X38.1X550 783X57X550
Fan Motor Speed rpm 850 850
Output of Fan Motor W 30 30
Fan Motor RLA A 0.24 0.24
Fan Motor Capacitor μF / /
Air Flow Volume of Outdoor Unit m3/h 2400 2400
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) 53/-/- 54/-/-
Sound Power Level (H/M/L) dB (A) 61/-/- 62/-/-
Dimension (WXHXD) mm 899X596X378 899X596X378
Dimension of Carton Box (LXWXH) mm 945X417X630 945X417X630
Dimension of Package (LXWXH) mm 948X420X645 948X420X645
Net Weight kg 42 44.5
Gross Weight kg 45 47.5
Refrigerant R32 R32
Refrigerant Charge kg 0.87 0.95
Connection
Pipe
Length m 5 5
Gas Additional Charge g/m 16 16
Outer Diameter Liquid Pipe 1/4 1/4
Outer Diameter Gas Pipe 3/8 3/8
Max Distance Height m 10 10
Max Distance Length m 15 15
Note: The connection pipe applies metric diameter.

5
Technical Information
Service Manual
Model GWH18ACE-S6DBA1A GWH24ACE-S6DBA1A
Product Code CB497011000/CB497011001 CB497010701
Power
Supply
Rated Voltage V~ 220-240 220-240
Rated Frequency Hz 50/60 50/60
Phases 1 1
Power Supply Mode Outdoor Outdoor
Cooling Capacity W 5300 7034
Heating Capacity W 6200 7034
Cooling Power Input W 1180 1850
Heating Power Input W 1450 1750
Cooling Power Current A 5.9 11
Heating Power Current A 5.9 10.76
Rated Input W 3200 3800
Rated Current A 15 16.4
Air Flow Volume(SH/H/MH/M/ML/L/SL) m3/h 1200/1150/1050/950/850/780/600/500 1200/1050/950/900/850/800/750/550
Dehumidifying Volume L/h 1.8 2
EER W/W 4.49 3.80
COP W/W 4.22 4.00
SEER 6.6 6.5
HSPF / /
SCOP(Awerage/Warmer/Colder) 4.4/5.1/3.4 4.1/5.3/3.5
Application Area m223-34 32-50
Indoor
Unit
Model of indoor unit GWH18ACE-S6DBA1A/I GWH24ACE-S6DBA1A/I
Indoor Unit Product Code CB497N11000/CB497N11001 CB497N10700
Fan Type Cross-ow Cross-ow
Diameter Length(DXL) mm Φ108X830 Φ106X890
Fan Motor Cooling Speed r/min 1200/1150/1100/1000/900/850/800/600 1250/1100/1000/950/900/850/800/600
Fan Motor Heating Speed r/min 1250/1150/1100/1000/800/700/650 1400/1250/1100/1050/1000/900/850
Output of Fan Motor W 60 70
Fan Motor RLA A 0.24 0.38
Fan Motor Capacitor μF / /
Input of Heater W / /
Evaporator Form Aluminum Fin-copper Tube Aluminum Fin-copper Tube
Pipe Diameter mm Φ7 Φ7
Row-n Gap mm 2-1.4 2-1.5
Coil Length (LXDXW) mm 845X25.4X342.9 845X25.4X381
Swing Motor Model MP24HF MP35CP MP24HF MP35CP
Output of Swing Motor W 1.5 2.5 1.5 2.5
Fuse A 3.15 3.15
Sound Pressure Level dB
(A)
Cooling:46/44/42/39/36/34/32/28
Heating:47/44/43/40/36/34/32/-
Cooling:50/46/43/41/39/37/35/27
Heating:50/46/43/41/39/37/35/-
Sound Power Level dB
(A)
Cooling:60/54/52/49/46/44/42/38
Heating:57/54/53/50/46/44/43/-
Cooling:64/60/57/55/53/51/49/41
Heating:64/60/57/55/53/51/49/-
Dimension (WXHXD) mm 1122X329X247 1122X329X247
Dimension of Carton Box (LXWXH) mm 1190X407X335 1190X407X335
Dimension of Package (LXWXH) mm 1193X410X350 1193X410X350
Net Weight kg 16.5 16.5
Gross Weight kg 20 20

6Technical Information
Service Manual
The above data is subject to change without notice; please refer to the nameplate of the unit.
Outdoor Unit
Model of Outdoor Unit GWH18ACE-S6DBA1A/O GWH24YE-S6DBA2A/O
Outdoor Unit Product Code CB497W11000 CB466W00301
Compressor Manufacturer/Trademark ZHUHAI LANDA COMPRESSOR
CO., LTD
ZHUHAI LANDA COMPRESSOR
CO., LTD
Compressor Model QXFT-D20zF030 QXFT-D20zF030
Compressor Oil FW68DA FW68DA
Compressor Type Rotary Rotary
L.R.A. A 30 30
Compressor RLA A 10.5 16
Compressor Power Input W 2260 2050
Overload Protector / /
Throttling Method Electron expansion valve Electron expansion valve
Operation Temp oC 16~30 16~30
Ambient Temp (Cooling) oC -18~52 -18~52
Ambient Temp (Heating) oC -30~24 -30~24
Condenser Form Aluminum Fin-copper Tube Aluminum Fin-copper Tube
Pipe Diameter mm Ф7Ф7
Rows-n Gap mm 2-1.4 3-1.5
Coil Length (LXDXW) mm 945X38.1X748 994X57.1X748
Fan Motor Speed rpm 820 820
Output of Fan Motor W 90 90
Fan Motor RLA A 0.65 0.65
Fan Motor Capacitor μF / /
Air Flow Volume of Outdoor Unit m3/h 4000 4000
Fan Type Axial-ow Axial-ow
Fan Diameter mm Ф550 Ф550
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) 56/-/- 58/-/-
Sound Power Level (H/M/L) dB (A) 63/-/- 69/-/-
Dimension (WXHXD) mm 1000X790X427 1000X790X427
Dimension of Carton Box (LXWXH) mm 1080X485X840 1080X485X840
Dimension of Package (LXWXH) mm 1083X488X855 1083X488X855
Net Weight kg 61 65
Gross Weight kg 66 70
Refrigerant R32 R32
Refrigerant Charge kg 1.5 2
Connection
Pipe
Length m 5 5
Gas Additional Charge g/m 40 40
Outer Diameter Liquid Pipe 1/4 1/4
Outer Diameter Gas Pipe 5/8 5/8
Max Distance Height m 20 30
Max Distance Length m 50 50
Note: The connection pipe applies metric diameter.

7
Technical Information
Service Manual
2.2 Operation Characteristic Curve
Cooling Heating
Cooling Heating
24K
0
2
4
6
8
10
12
14
020406080100 120
0
2
4
6
8
10
12
14
020406080 100
120
Condition
Indoor:DB27°C
WB19 °C
Indoor air flow: Super High
Pipe length:5m
Condition
Indoor:DB 20°C
Indoor air flow: Super High
Pipe length:5m
Compressor Frequency(Hz) Compressor Frequency(Hz)
Current(A)
Current(A)