Gree GWC09QC-A3DNA3D User manual

GREE ELECTRIC APPLIANCES,INC.OF ZHUHAI
Change for Life
Service Manual
Models:
GWC09QC-A3DNA3D
GWC09QC-A3DNA5D
GWH09QC-A3DNA3D
GWH09QC-A3DNA5D
GWH09QC-A3DNB2D
GWC12QC-A3DNA1D
GWC12QC-A3DNA5D
GWH12QC-A3DNA1D
GWH12QC-A3DNA3D
GWH12QC-A3DNA5D
GWH12QC-A3DNB2D
GWH12QC-A3DNB8D
GWH09QC-A3DNB8D
GWH09QC-A3DNA1D
GWH12QC-A3DNA1D
GWH09QC-A3DNC2D
GWH12QC-A3DNC2D
(Refrigerant R410A)

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 ......................................................................................11
2.3 Capacity Variation Ratio According to Temperature .......................................................11
2.4 Cooling and Heating Data Sheet in Rated Frequency ...................................................12
2.5 Noise Curve....................................................................................................................12
3. Outline Dimension Diagram......................................................................13
3.1 Indoor Unit......................................................................................................................13
3.2 Outdoor Unit ...................................................................................................................13
4. Refrigerant System Diagram....................................................................14
5. Electrical Part.........................................................................................................15
5.1 Wiring Diagram...............................................................................................................15
5.2 PCB Printed Diagram .....................................................................................................17
6. Function and Control......................................................................................19
6.1 Remote Controller Introduction of YV1FB7F..................................................................19
6.2 Remote Controller Introduction of YAN1F1F ..................................................................23
6.3 GREE+ App Operation Manual ......................................................................................27
6.4 Ewpe Smart App Operation Manual ...............................................................................28
6.5 Brief Description of Modes and Functions......................................................................29
Part Ⅱ: Installation and Maintenance .................................................38
7. Notes for Installation and Maintenance..........................................38
8. Installation................................................................................................................41
8.1 Installation Dimension Diagram......................................................................................41
8.2 Installation Parts-checking ............................................................................................43
8.3 Selection of Installation Location....................................................................................43
8.4 Requirements for Electric Connection............................................................................43
8.5 Installation of Indoor Unit................................................................................................43
8.6 Installation of Outdoor Unit.............................................................................................46
8.7 Vacuum Pumping and Leak Detection ...........................................................................47
8.8 Check after Installation and Test Operation ...................................................................47
Table of Contents

Service Manual
9. Maintenance............................................................................................................48
9.1 Error Code List ...............................................................................................................48
9.2 Troubleshooting for Main Malfunction ............................................................................49
9.3 Troubleshooting for Normal Malfunction.........................................................................63
10. Exploded View and Parts List ..............................................................65
10.1 Indoor Unit....................................................................................................................65
10.2 Outdoor Unit .................................................................................................................75
11. Removal Procedure.......................................................................................79
11.1 Removal Procedure of Indoor Unit ...............................................................................79
11.2 Removal Procedure of Outdoor Unit ............................................................................84
Appendix:........................................................................................................................88
Appendix 1: Reference Sheet of Celsius and Fahrenheit ....................................................88
Appendix 2: Conguration of Connection Pipe.....................................................................88
Appendix 3: Pipe Expanding Method ...................................................................................89
Appendix 4: List of Resistance for Temperature Sensor ......................................................90
Table of Contents

1
Technical Information
Service Manual
1. Summary
Part Ⅰ: Technical Information
Indoor Unit
Outdoor Unit
GWC09QC-A3DNA1D/O(LC)
GWH09QC-A3DNA1D/O(LCLH)
GWH12QC-A3DNA1D/O(LCLH)
GWC12QC-A3DNA1D/O(LC)
GWC12QC-A3DNA1D/I(LC)
GWH12QC-A3DNA1D/I(LCLH)
GWH09QC-A3DNB2D/I(LC)
GWH12QC-A3DNB2D/I(LCLH)
GWH12QC-A3DNB8D/I
GWH09QC-A3DNB8D/I
GWH09QC-A3DNC2D/I
GWH12QC-A3DNC2D/I
GWH09QC-A3DNA1D/I
GWH12QC-A3DNA1D/I
GWC09QC-A3DNA5D/I(LC)
GWC12QC-A3DNA5D/I(LC)
GWH09QC-A3DNA5D/I(LCLH)
GWH12QC-A3DNA5D/I(LCLH)
GWC09QC-A3DNA3D/I(LC)
GWH09QC-A3DNA3D/I(LCLH)
GWH12QC-A3DNA3D/I(LCLH)

2Technical Information
Service Manual
Model List:
No. Model Product code Indoor model Indoor product
code Outdoor model Outdoor product code
Remote
Controller
1GWC09QC-A3DNA3D CB424001800 GWC09QC-A3DNA3D/I CB424N01800 GWC09QC-A3DNA1D/O CB419W03800 YAN1F1F
2GWC09QC-A3DNA5D CB425005600 GWC09QC-A3DNA5D/I CB425N05600 YV1FB7F
3GWH09QC-A3DNB2D CB432001201 GWH09QC-A3DNB2D/I CB432N01201
GWH09QC-A3DNA1D/O CB419W03900
YAN1F1F
4GWH09QC-A3DNA5D CB425004001 GWH09QC-A3DNA5D/I CB425N04001 YV1FB7F
5 GWH09QC-A3DNA3D CB424001900 GWH09QC-A3DNA3D/I CB424N01900
YAN1F1F6 GWH09QC-A3DNA3D CB424001902 CB424N01902
7 GWH09QC-A3DNB8D CB438002601 GWH09QC-A3DNB8D/I CB438N02601
8GWH09QC-A3DNA1D CB419003902 GWH09QC-A3DNA1D/I CB419N03902 YAN1F1F
9 GWH09QC-A3DNC2D CB439006401 GWH09QC-A3DNC2D/I CB439N06401 YAN1F1F
10 GWC12QC-A3DNA1D CB419004001 GWC12QC-A3DNA1D/I CB419N04001 GWC12QC-A3DNA1D/O CB419W04000 YV1FB7F
11 GWC12QC-A3DNA5D CB425005500 GWC12QC-A3DNA5D/I CB425N05500 YAN1F1F
12 GWH12QC-A3DNA1D CB419004101 GWH12QC-A3DNA1D/I CB419N04101
GWH12QC-A3DNA1D/O CB419W04100
YAN1F1F
13 GWH12QC-A3DNA5D CB425004101 GWH12QC-A3DNA5D/I CB425N04101 YV1FB7F
14 GWH12QC-A3DNA3D CB424001700 GWH12QC-A3DNA3D/I CB424N01700 YAN1F1F
15 GWH12QC-A3DNA3D CB424001702 CB424N01702 YAN1F1F
16 GWH12QC-A3DNB2D CB432001902 GWH12QC-A3DNB2D/I CB432N01902 YV1FB7F
17 GWH12QC-A3DNB8D CB438002901 GWH12QC-A3DNB8D/I CB438N02901
18 GWH12QC-A3DNA1D CB419004103 GWH12QC-A3DNA1D/I CB419N04103 YAN1F1F
19 GWH12QC-A3DNC2D CB439006501 GWH12QC-A3DNC2D/I CB439N06501 YAN1F1F
YV1FB7F
MODE
FAN
TIMER ON
TURBO
CLOCK
TEMP
IFEEL
ON/OFF
SWING
TIMER OFF
SLEEP
X-FAN
WIFI
Remote Controller
YAN1F1F

3
Technical Information
Service Manual
2. Specications
2.1 Specication Sheet
Model GWC09QC-A3DNA3D(LC) GWH09QC-A3DNA3D(LCLH)
GWH09QC-A3DNB8D(LCLH)
Product Code CB424001800 CB424001900/CB424001902
CB438002601
Power Supply
Rated Voltage V~ 115 115
Rated Frequency Hz 60 60
Phases 1 1
Power Supply Mode Outdoor Outdoor
Cooling Capacity(Min~Max) Btu/h 9000(2764~10918) 9000(2764~10918)
Heating Capacity(Min~Max) Btu/h / 9900(2081~13989)
Cooling Power Input(Min~Max) W 700(100~1270) 700(100~1270)
Heating Power Input(Min~Max) W / 930(140~1200)
Cooling Power Current A 6.21 6.21
Heating Power Current A / 6.21
Rated Input W 1270 1270
Rated Current A 11.27 11.27
Air Flow Volume(SH/H/M/L) CFM 377/288/241/171 377/288/241/171
Dehumidifying Volume Pint/h 1.69 1.69
EER (Btu/h)/W 12.86 12.86
COP (Btu/h)/W / 10.65
SEER 23.00 23.00
HSPF / 10.50
Application Area yd214.35-21.53 14.35-21.53
Indoor Unit
Model of indoor unit GWC09QC-A3DNA3D/I GWH09QC-A3DNA3D/I
GWH09QC-A3DNB8D/I
Indoor Unit Product Code CB424N01800 CB424N01900/CB424N01902
CB438N02601
Fan Type Cross-ow Cross-ow
Diameter Length(DXL) inch Φ3 55/64X25 Φ3 55/64X25
Fan Motor Cooling Speed(SH/H/M/L) r/min 1350/1200/1050/750 1350/1200/1050/750
Fan Motor Heating Speed(SH/H/M/L) r/min / 1300/1150/1000/900
Output of Fan Motor W 20 20
Fan Motor RLA A 0.32 0.32
Fan Motor Capacitor μF / /
Evaporator Form Aluminum Fin-copper Tube Aluminum Fin-copper Tube
Pipe Diameter inch Φ9/32 Φ9/32
Row-n Gap inch 2-1/18 2-1/18
Coil Length (LXDXW) inch 25X7/8X12 1/16 25X7/8X12 1/16
Swing Motor Model MP24BA MP24BA
Output of Swing Motor W 1.5 1.5
Fuse A 3.15 3.15
Sound Pressure Level(SH/H/M/L) dB (A) 43/38/32/26 43/38/32/26
Sound Power Level(SH/H/M/L) dB (A) 53/48/42/36 53/48/42/36
Dimension (WXHXD) inch 33 1/4X11 3/8X8 7/32 33 1/4X11 3/8X8 7/32
Dimension of Carton Box (LXWXH) inch 36 9/64X11X14 21/64 36 9/64X11X14 21/64
Dimension of Package (LXWXH) inch 36 1/4X11X15 36 1/4X11X15
Net Weight Ib 23.2 23.2
Gross Weight Ib 28.7 28.7

4Technical Information
Service Manual
Outdoor Unit
Model of Outdoor Unit GWC09QC-A3DNA1D/O(LC) GWH09QC-A3DNA1D/O(LCLH)
Outdoor Unit Product Code CB419W03800 CB419W03900
Compressor Manufacturer/Trademark ZHUHAI GREE DAKIN DEVICE
CO.,LTD.
ZHUHAI LANDA COMPRESSOR
CO.,LTD
Compressor Model QXA-A091zE190 QXA-A091zE190
Compressor Oil FVC68D or RB 68EP FVC68D or RB 68EP
Compressor Type Rotary Rotary
Compressor Locked Rotor Amp (L.R.A) A / /
Compressor RLA A 8.63 8.63
Compressor Power Input W 980 980
Overload Protector 1NT11L-6233 or KSD115OC or
HPC115/95U1
1NT11L-6233 or KSD115OC or
HPC115/95U1
Throttling Method Electron expansion valve Electron expansion valve
Operation temp ºF 61~86 61~86
Ambient temp (cooling) ºF 0~115 0~115
Ambient temp (heating) ºF / -4~75
Condenser Form Aluminum Fin-copper Tube Aluminum Fin-copper Tube
Pipe Diameter inch Φ3/8 Φ3/8
Rows-n Gap inch 2-1/18 2-1/18
Coil Length (LXDXW) inch 30 43/64X1 47/64X20 30 43/64X1 47/64X20
Fan Motor Speed rpm 850 850
Output of Fan Motor W 30 30
Fan Motor RLA A 0.55 0.55
Fan Motor Capacitor μF / /
Air Flow Volume of Outdoor Unit CFM 1059 1059
Fan Type Axial-ow Axial-ow
Fan Diameter inch Φ15 3/4 Φ15 3/4
Defrosting Method /Automatic Defrosting
Climate Type T1 T1
Isolation I I
Moisture Protection IP24 IP24
Permissible Excessive Operating
Pressure for the Discharge Side PSIG 550 550
Permissible Excessive Operating
Pressure for the Suction Side PSIG 240 240
Sound Pressure Level (H/M/L) dB (A) 53/-/- 53/-/-
Sound Power Level (H/M/L) dB (A) 63/-/- 63/-/-
Dimension (WXHXD) inch 33 3/8X21 1/4X12 5/8 33 3/8X21 1/4X12 5/8
Dimension of Carton Box (LXWXH) inch 34 9/16X14 3/16X22 13/16 34 9/16X14 3/16X22 13/16
Dimension of Package (LXWXH) inch 34 11/16X14 5/16X23 7/16 34 11/16X14 5/16X23 7/16
Net Weight Ib 62.8 71.7
Gross Weight Ib 68.4 77.2
Refrigerant R410A R410A
Refrigerant Charge oz 42.34 42.34
Connection
Pipe
Length ft 24.6 24.6
Gas Additional Charge oz/ft 0.161 0.2
Outer Diameter Liquid Pipe inch Φ1/4 Φ1/4
Outer Diameter Gas Pipe inch Φ3/8 Φ3/8
Max Distance Height ft 32.8 32.8
Max Distance Length ft 49.2 49.2
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
Model GWC09QC-A3DNA5D(LC)
GWH09QC-A3DNA5D(LCLH)
GWH09QC-A3DNB2D(LCLH)
GWH09QC-A3DNA1D(LCLH)
GWH09QC-A3DNC2D(LCLH)
Product Code CB425005600
CB425004001
CB432001201
CB419003902
CB439006401
Power Supply
Rated Voltage V~ 115 115
Rated Frequency Hz 60 60
Phases 1 1
Power Supply Mode Outdoor Outdoor
Cooling Capacity(Min~Max) Btu/h 9000(2764~10918) 9000(2764~10918)
Heating Capacity(Min~Max) Btu/h / 9900(2081~13989)
Cooling Power Input(Min~Max) W 700(100~1270) 700(100~1270)
Heating Power Input(Min~Max) W / 930(140~1200)
Cooling Power Current A 6.21 6.21
Heating Power Current A / 6.21
Rated Input W 1270 1270
Rated Current A 11.27 11.27
Air Flow Volume(SH/H/M/L) CFM 377/288/241/171 377/288/241/171
Dehumidifying Volume Pint/h 1.69 1.69
EER (Btu/h)/W 12.86 12.86
COP (Btu/h)/W / 10.65
SEER 23.00 23.00
HSPF / 10.50
Application Area yd214.35-21.53 14.35-21.53
Indoor Unit
Model of indoor unit GWC09QC-A3DNA5D/I
GWH09QC-A3DNA5D/I
GWH09QC-A3DNB2D/I
GWH09QC-A3DNA1D/I
GWH09QC-A3DNC2D/I
Indoor Unit Product Code CB425N05600
CB425N04001
CB432N01201
CB419N03902
CB439N06401
Fan Type Cross-ow Cross-ow
Diameter Length(DXL) inch Φ3 55/64X25 Φ3 55/64X25
Fan Motor Cooling Speed(SH/H/M/L) r/min 1350/1200/1050/750 1350/1200/1050/750
Fan Motor Heating Speed(SH/H/M/L) r/min / 1300/1150/1000/900
Output of Fan Motor W 20 20
Fan Motor RLA A 0.32 0.32
Fan Motor Capacitor μF / /
Evaporator Form Aluminum Fin-copper Tube Aluminum Fin-copper Tube
Pipe Diameter inch Φ9/32 Φ9/32
Row-n Gap inch 2-1/18 2-1/18
Coil Length (LXDXW) inch 25X7/8X12 1/16 25X7/8X12 1/16
Swing Motor Model MP24BA MP24BA
Output of Swing Motor W 1.5 1.5
Fuse A 3.15 3.15
Sound Pressure Level(SH/H/M/L) dB (A) 43/38/32/26 43/38/32/26
Sound Power Level(SH/H/M/L) dB (A) 53/48/42/36 53/48/42/36
Dimension (WXHXD) inch 33 1/4X11 3/8X8 7/32 33 1/4X11 3/8X8 7/32
Dimension of Carton Box (LXWXH) inch 36 9/64X11X14 21/64 36 9/64X11X14 21/64
Dimension of Package (LXWXH) inch 36 1/4X11X15 36 1/4X11X15
Net Weight Ib 23.2 23.2
Gross Weight Ib 27.6 27.6

6Technical Information
Service Manual
Outdoor Unit
Model of Outdoor Unit GWC09QC-A3DNA1D/O(LC) GWH09QC-A3DNA1D/O(LCLH)
Outdoor Unit Product Code CB419W03800 CB419W03900
Compressor Manufacturer/Trademark ZHUHAI GREE DAKIN DEVICE
CO.,LTD.
ZHUHAI LANDA COMPRESSOR
CO.,LTD
Compressor Model QXA-A091zE190 QXA-A091zE190
Compressor Oil FVC68D or RB 68EP FVC68D or RB 68EP
Compressor Type Rotary Rotary
Compressor Locked Rotor Amp (L.R.A) A / /
Compressor RLA A 8.63 8.63
Compressor Power Input W 980 980
Overload Protector 1NT11L-6233 or KSD115OC or
HPC115/95U1
1NT11L-6233 or KSD115OC or
HPC115/95U1
Throttling Method Electron expansion valve Electron expansion valve
Operation temp ºF 61~86 61~86
Ambient temp (cooling) ºF 0~115 0~115
Ambient temp (heating) ºF / -4~75
Condenser Form Aluminum Fin-copper Tube Aluminum Fin-copper Tube
Pipe Diameter inch Φ3/8 Φ3/8
Rows-n Gap inch 2-1/18 2-1/18
Coil Length (LXDXW) inch 30 43/64X1 47/64X20 30 43/64X1 47/64X20
Fan Motor Speed rpm 850 850
Output of Fan Motor W 30 30
Fan Motor RLA A 0.55 0.55
Fan Motor Capacitor μF / /
Air Flow Volume of Outdoor Unit CFM 1059 1059
Fan Type Axial-ow Axial-ow
Fan Diameter inch Φ15 3/4 Φ15 3/4
Defrosting Method /Automatic Defrosting
Climate Type T1 T1
Isolation I I
Moisture Protection IP24 IP24
Permissible Excessive Operating
Pressure for the Discharge Side PSIG 550 550
Permissible Excessive Operating
Pressure for the Suction Side PSIG 240 240
Sound Pressure Level (H/M/L) dB (A) 53/-/- 53/-/-
Sound Power Level (H/M/L) dB (A) 63/-/- 63/-/-
Dimension (WXHXD) inch 33 3/8X21 1/4X12 5/8 33 3/8X21 1/4X12 5/8
Dimension of Carton Box (LXWXH) inch 34 9/16X14 3/16X22 13/16 34 9/16X14 3/16X22 13/16
Dimension of Package (LXWXH) inch 34 11/16X14 5/16X23 7/16 34 11/16X14 5/16X23 7/16
Net Weight Ib 62.8 71.7
Gross Weight Ib 68.4 77.2
Refrigerant R410A R410A
Refrigerant Charge oz 42.34 42.34
Connection
Pipe
Length ft 24.6 24.6
Gas Additional Charge oz/ft 0.2 0.2
Outer Diameter Liquid Pipe inch Φ1/4 Φ1/4
Outer Diameter Gas Pipe inch Φ3/8 Φ3/8
Max Distance Height ft 32.8 32.8
Max Distance Length ft 49.2 49.2
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
Model GWC12QC-A3DNA1D(LC)
GWC12QC-A3DNA5D(LC)
Product Code CB419004001
CB425005500
Power Supply
Rated Voltage V~ 115
Rated Frequency Hz 60
Phases 1
Power Supply Mode Outdoor
Cooling Capacity(Min~Max) Btu/h 12000(3100~13000)
Heating Capacity(Min~Max) Btu/h /
Cooling Power Input(Min~Max) W 923(200~1350)
Heating Power Input(Min~Max) W /
Cooling Power Current A 4.50
Heating Power Current A /
Rated Input W 1350
Rated Current A 6.0
Air Flow Volume(SH/H/M/L) CFM 400/288/241/171
Dehumidifying Volume Pint/h 2.96
EER (Btu/h)/W 12.50
COP (Btu/h)/W /
SEER 22.00
HSPF /
Application Area yd219.14-28.70
Indoor Unit
Model of indoor unit GWC12QC-A3DNA1D/I
GWC12QC-A3DNA5D/I
Indoor Unit Product Code CB419N04001
CB425N05500
Fan Type Cross-ow
Diameter Length(DXL) inch Φ3 55/64X25
Fan Motor Cooling Speed(SH/H/M/L) r/min 1400/1200/1050/800
Fan Motor Heating Speed(SH/H/M/L) r/min /
Output of Fan Motor W 20
Fan Motor RLA A 0.32
Fan Motor Capacitor μF /
Evaporator Form Aluminum Fin-copper Tube
Pipe Diameter inch Φ2/7
Row-n Gap inch 2-1/18
Coil Length (LXDXW) inch 25X7/8X12 1/16
Swing Motor Model MP24BA
Output of Swing Motor W 1.5
Fuse A 3.15
Sound Pressure Level(SH/H/M/L) dB (A) 45/39/35/29
Sound Power Level(SH/H/M/L) dB (A) 55/49/45/39
Dimension (WXHXD) inch 33 1/4X11 3/8X8 7/32
Dimension of Carton Box (LXWXH) inch 36 9/64X11X14 21/64
Dimension of Package (LXWXH) inch 36 1/4X11X15
Net Weight Ib 23.2
Gross Weight Ib 27.6

8Technical Information
Service Manual
Outdoor Unit
Model of Outdoor Unit GWC12QC-A3DNA1D/O(LC)
Outdoor Unit Product Code CB419W04000
Compressor Manufacturer/Trademark ZHUHAI GREE DAKIN DEVICE CO.,LTD.
Compressor Model QXA-A091zE190
Compressor Oil FVC68D or RB 68EP
Compressor Type Rotary
Compressor Locked Rotor Amp (L.R.A) A /
Compressor RLA A 12.5
Compressor Power Input W 980
Overload Protector 1NT11L-6233 or KSD115OC or HPC115/95U1
Throttling Method Electron expansion valve
Operation temp ºF 61~86
Ambient temp (cooling) ºF 0~115
Ambient temp (heating) ºF /
Condenser Form Aluminum Fin-copper Tube
Pipe Diameter inch Φ3/8
Rows-n Gap inch 2-1/18
Coil Length (LXDXW) inch 30 43/64X1 47/64X22
Fan Motor Speed rpm 850
Output of Fan Motor W 30
Fan Motor RLA A 0.55
Fan Motor Capacitor μF /
Air Flow Volume of Outdoor Unit CFM 1177
Fan Type Axial-ow
Fan Diameter inch Φ15 3/4
Defrosting Method /
Climate Type T1
Isolation I
Moisture Protection IP24
Permissible Excessive Operating
Pressure for the Discharge Side PSIG 550
Permissible Excessive Operating
Pressure for the Suction Side PSIG 240
Sound Pressure Level (H/M/L) dB (A) 53/-/-
Sound Power Level (H/M/L) dB (A) 63/-/-
Dimension (WXHXD) inch 33 3/8X21 1/4X12 5/8
Dimension of Carton Box (LXWXH) inch 34 9/16X14 3/16X22 13/16
Dimension of Package (LXWXH) inch 34 11/16X14 5/16X23 7/16
Net Weight Ib 73.9
Gross Weight Ib 80.5
Refrigerant R410A
Refrigerant Charge oz 47.63
Connection
Pipe
Length ft 24.6
Gas Additional Charge oz/ft 0.215
Outer Diameter Liquid Pipe inch Φ1/4
Outer Diameter Gas Pipe inch Φ1/2
Max Distance Height ft 32.8
Max Distance Length ft 65.6
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
Model
GWH12QC-A3DNA1D(LCLH)
GWH12QC-A3DNA5D(LCLH)
GWH12QC-A3DNB2D(LCLH)
GWH12QC-A3DNB8D(LCLH)
GWH12QC-A3DNA1D(LCLH)
GWH12QC-A3DNC2D(LCLH)
GWH12QC-A3DNA3D(LCLH)
Product Code
CB419004101
CB425004101
CB432001902
CB438002901
CB419004103
CB439006501
CB424001700/CB424001702
Power
Supply
Rated Voltage V~ 115 115
Rated Frequency Hz 60 60
Phases 1 1
Power Supply Mode Outdoor Outdoor
Cooling Capacity(Min~Max) Btu/h 12000(3514~14569) 12000(3514~14569)
Heating Capacity(Min~Max) Btu/h 12000(2764~16582) 12000(2764~16582)
Cooling Power Input(Min~Max) W 960(170~1300) 960(170~1300)
Heating Power Input(Min~Max) W 990(170~1350) 990(170~1350)
Cooling Power Current A 8.78 8.78
Heating Power Current A 8.78 8.78
Rated Input W 1350 1350
Rated Current A 11.98 11.98
Air Flow Volume(SH/H/M/L) CFM 400/288/241/171 400/288/241/171
Dehumidifying Volume Pint/h 2.96 2.96
EER (Btu/h)/W 12.50 12.50
COP (Btu/h)/W 12.32 12.32
SEER 22.00 22.00
HSPF 10.20 10.20
Application Area yd219.14-28.70 19.14-28.70
Indoor Unit
Model of indoor unit
GWH12QC-A3DNA1D/I
GWH12QC-A3DNA5D/I
GWH12QC-A3DNB2D/I
GWH12QC-A3DNB8D/I
GWH12QC-A3DNA1D/I
GWH12QC-A3DNC2D/I
GWH12QC-A3DNA3D/I
Indoor Unit Product Code
CB419N04101 CB425N04101
CB432N01902 CB438N02901
CB419N04103 CB439N06501
CB424N01700/CB424N01702
Fan Type Cross-ow Cross-ow
Diameter Length(DXL) inch Φ3 55/64X25 Φ3 55/64X25
Fan Motor Cooling Speed(SH/H/M/
L) r/min 1400/1200/1050/800 1400/1200/1050/800
Fan Motor Heating Speed(SH/H/M/
L) r/min 1400/1200/1000/900 1400/1200/1000/900
Output of Fan Motor W 40 40
Fan Motor RLA A 0.32 0.32
Fan Motor Capacitor μF / /
Evaporator Form Aluminum Fin-copper Tube Aluminum Fin-copper Tube
Pipe Diameter inch Φ9/32 Φ9/32
Row-n Gap inch 2-1/18 2-1/18
Coil Length (LXDXW) inch 25X7/8X12 1/16 25X7/8X12 1/16
Swing Motor Model MP24BA MP24BA
Output of Swing Motor W 1.5 1.5
Fuse A 3.15 3.15
Sound Pressure Level(SH/H/M/L) dB (A) 45/40/34/28 45/40/34/28
Sound Power Level(SH/H/M/L) dB (A) 55/50/44/38 55/50/44/38
Dimension (WXHXD) inch 33 1/4X11 3/8X8 7/32 33 1/4X11 3/8X8 7/32
Dimension of Carton Box (LXWXH) inch 36 9/64X11X14 21/64 36 9/64X11X14 21/64
Dimension of Package (LXWXH) inch 36 1/4X11X15 36 1/4X11X15
Net Weight Ib 23.2 23.2
Gross Weight Ib 27.6 28.7

10 Technical Information
Service Manual
Outdoor Unit
Model of Outdoor Unit GWH12QC-A3DNA1D/O(LCLH)
Outdoor Unit Product Code CB419W04100
Compressor Manufacturer/Trademark ZHUHAI LANDA COMPRESSOR CO.,LTD
Compressor Model QXA-A091zE190
Compressor Oil FVC68D or RB 68EP
Compressor Type Rotary
Compressor Locked Rotor Amp (L.R.A) A /
Compressor RLA A 12.5
Compressor Power Input W 980
Overload Protector 1NT11L-6233 or KSD115OC or HPC115/95U1
Throttling Method Electron expansion valve
Operation temp ºF 61~86
Ambient temp (cooling) ºF 0~115
Ambient temp (heating) ºF -4~75
Condenser Form Aluminum Fin-copper Tube
Pipe Diameter inch Φ3/8
Rows-n Gap inch 2-1/18
Coil Length (LXDXW) inch 30 43/64X1 47/64X22
Fan Motor Speed rpm 850
Output of Fan Motor W 30
Fan Motor RLA A 0.55
Fan Motor Capacitor μF /
Air Flow Volume of Outdoor Unit CFM 1177
Fan Type Axial-ow
Fan Diameter inch Φ15 3/4
Defrosting Method Automatic Defrosting
Climate Type T1
Isolation I
Moisture Protection IP24
Permissible Excessive Operating
Pressure for the Discharge Side PSIG 550
Permissible Excessive Operating
Pressure for the Suction Side PSIG 240
Sound Pressure Level (H/M/L) dB (A) 53/-/-
Sound Power Level (H/M/L) dB (A) 63/-/-
Dimension (WXHXD) inch 33 3/8X21 1/4X12 5/8
Dimension of Carton Box (LXWXH) inch 34 9/16X14 3/16X22 13/16
Dimension of Package (LXWXH) inch 34 11/16X14 5/16X23 7/16
Net Weight Ib 77.2
Gross Weight Ib 83.8
Refrigerant R410A
Refrigerant Charge oz 47.63
Connection
Pipe
Length ft 24.6
Gas Additional Charge oz/ft 0.215
Outer Diameter Liquid Pipe inch Φ1/4
Outer Diameter Gas Pipe inch Φ1/2
Max Distance Height ft 32.8
Max Distance Length ft 65.6
Note:The connection pipe applies metric diameter.
The above data is subject to change without notice. Please refer to the nameplate of the unit.

11
Technical Information
Service Manual
2.2 Operation Characteristic Curve
2.3 Capacity Variation Ratio According to Temperature
Cooling Heating
Cooling Heating
0
09070605040302010
1
10
210010908070605040302010
80
11
10
9
8
7
6
5
4
3
2
1
0
11
10
9
8
7
6
5
4
3
2
1
0
• Conditions
Indoor : DB80˚F/WB66.9˚F
Outdoor : DB95˚F
Indoor air flow : High
220V
230V
240V
220V
230V
240V
Current (A)
Current (A)
Compressor frequency(Hz)
Compressor frequency(Hz)
89 91 93 95 97 99 100 102 109.4 5142332 104 106 108
100
105
95
90
85
80
75
70
65
60
55
50
Outdoor temp. (˚F)
110
100
90
80
70
60
50
40
Outdoor temp. (˚F)
Capacity ratio (%) Capacity ratio (%)
Pipe lengt : 24.6ft
41 44.6 50
• Conditions
Indoor : DB70˚F/WB60˚F
Outdoor: DB19.94˚F/WB19.04˚F
Indoor air flow : High
Pipe lengt : 24.6ft
• Conditions
Indoor : DB70˚F/WB60˚
Outdoor: DB19.94˚F/WB19.04˚F
Indoor air flow : High
Pipe lengt : 24.6ft
• Conditions
Indoor : DB80˚F/WB66.9˚F
Outdoor : DB95˚F
Indoor air flow : High
Pipe lengt : 24.6ft
-4 514
110
100
90
80
70
60
50
40
23 32 41 50
Outdoor temp.(°F)
Capacity ratio (%)
89.6 91.4 93.295 96.8 98.6 100.4 102.2 109.4 104 105.8 107.6
100
105
95
90
85
80
75
70
65
60
55
50
Outdoor temp.(°F)
Capacity ratio (%)
Conditions
Indoor:DB
80°F /WB66.9 °F
Outdoor:DB95°F
Indoor air flow:Super High
Pipe length:
24.6ft
Conditions
Indoor:DB
70°F
Outdoor:DB19.94°F/WB19.04°F
Indoor air flow:Super High
Pipe length:
24.6ft

12 Technical Information
Service Manual
2.4 Cooling and Heating Data Sheet in Rated Frequency
Cooling:
Heating:
2.5 Noise Curve
Rated cooling
condition(°F) (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 (°F) T2 (°F)
80/66.9 95/- 09K 0.9~1.0 in:46.4~51.8
out:51.8~57.2
in:167~181.4
out:98.6~118.4 Super High High 52
80/66.9 95/- 12K 0.9~1.0 in:46.4~51.8
out:51.8~57.2
in:167~181.4
out:98.6~118.4 Super High High 72
Rated heating
condition(°F) (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 (°F) T2 (°F)
70/60 19.94/19.04 09K 2.5~2.8 in:167~181.4
out:98.6~113
in:33.8~37.4
out:35.6~42.8 Super High High 65
70/60 19.94/19.04 12K 2.5~2.8 in:167~181.4
out:98.6~113
in:33.8~37.4
out:35.6~42.8 Super High High 77
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: 24.6ft.
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
Low Middle High Super High
40
42
44
46
48
50
52
54
56
20 4030 50 60 70 80
90
Noise dB(A)
09&12K Cooling
09&12K Heating
GWC09QC-A3DNA1D/I(LC)
GWC09QC-A3DNB2D/I(LC)
GWC09QC-A3DNB4D/I(LC)
GWH09QC-A3DNA1D/I(LC)
GWH09QC-A3DNB2D/I(LCLH)
GWH09QC-A3DNB4D/I(LCLH)
GWC12QC-A3DNA1D/I(LC)
GWC12QC-A3DNB2D/I(LC)
GWH12QC-A3DNA1D/I(LCLH)
GWH12QC-A3DNB2D/I(LCLH)
GWC12QC-A3DNB4D/I(LC)
GWH12QC-A3DNB4D/I(LCLH)
09K
12K

13
Technical Information
Service Manual
3. Outline Dimension Diagram
3.1 Indoor Unit
Unit:inch
33 1/4 8 7/32
11 3/8
4 43/64 7 1/4
21 21/64
Φ2 1/6 Φ2 1/6
1 3/8 1 3/8
53 19/64
3.2 Outdoor Unit
Unit:inch
21 1/4
11 1/4
30 10
12 5/8
33 3/8
21 1/4

14 Technical Information
Service Manual
Connection pipe specication:
Liquid pipe:1/4"
Gas pipe: 1/2"
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 Electron
expansion
valve
Strainer
Accumlator
Compressor
Indoor unit Outdoor unit
Accumlator
Discharge
Suction
Heat
exchanger
(evaporator)
Heat
exchanger
(condenser)
Valve
Valve
Liquid pipe
side
Gas pipe
side
Strainer
Compressor
Electron
expansion
valve
4. Refrigerant System Diagram
Cooling only models
Cooling and heating models

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
Service Manual
● Outdoor Unit
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These circuit diagrams are subject to change without notice, please refer to the one supplied with the unit.
GWH09QC-A3DNA1D/O(LCLH) GWH12QC-A3DNA1D/O(LCLH)
GWC09QC-A3DNA1D/O(LC) GWC12QC-A3DNA1D/O(LC)
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17
Technical Information
Service Manual
5.2 PCB Printed Diagram
Indoor Unit
● Top view
● Bottom view
1Neutral wire
2 DC fan
3Auto button
4 Up&down swing
5 Interface of wired controller
6
Needle stand for indoor
ambient temperature sensor/
tube temperature sensor
7 Display interface
8Needle stand for WiFi
9Jumper interface
10
Interface of communication
wire for indoor unit and outdoor
unit
11 Interface of live wire
12 Fuse
1 2 4
5
6
7
89101112
3