Gree GEH09AA-K6DNA1F User manual

Service Manual
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GREE ELECTRIC APPLIANCES, INC. OF ZHUHAI

Service Manual
Table of Contents
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 .........................................................7
2.4 Noise Curve......................................................................................................................8
3. Outline Dimension Diagram.........................................................................................9
3.1 Indoor Unit........................................................................................................................9
3.2 Outdoor Unit ...................................................................................................................10
4. Refrigerant System Diagram....................................................................12
5. Electrical Part.........................................................................................................13
5.1 Wiring Diagram...............................................................................................................13
5.2 PCB Printed Diagram .....................................................................................................17
6. Function and Control......................................................................................20
6.1 Remote Controller Introduction .....................................................................................20
6.2 GREE+ App Operation Manual ......................................................................................24
6.3 Ewpe Smart App Operation Manual ...............................................................................25
6.4 Brief Description of Modes and Functions......................................................................26
Part Ⅱ: Installation and Maintenance .................................................28
7. Notes for Installation and Maintenance..........................................28
8. Installation................................................................................................................32
8.1 Requirements for Electric Connection............................................................................32
8.2 Installation of indoor unit ................................................................................................32
8.3 Outdoor Unit Installation.................................................................................................38
8.4 Vacuum Pumping and Leak Detection ...........................................................................39
8.5 Check after Installation and Test Operation ...................................................................39
9. Maintenance............................................................................................................40
9.1 Error Code List ...............................................................................................................40
9.2 Procedure of Troubleshooting ........................................................................................47
9.3 Maintenance Method for Normal Malfunction.................................................................60

Service Manual
Table of Contents Table of Contents
10. Exploded View and Parts List ..............................................................62
10.1 Indoor Unit....................................................................................................................62
10.2 Outdoor Unit .................................................................................................................65
11. Removal Procedure.......................................................................................71
11.1 Removal Procedure of Indoor Unit ...............................................................................71
11.2 Removal Procedure of Outdoor Unit ............................................................................75
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

1
Technical Information
Service Manual
1. Summary
Part Ⅰ: Technical Information
Indoor Unit
Outdoor Unit
GEH09AA-K6DNA1F/O
GEH18AA-K6DNA1F/O
GEH12AA-K6DNA1A/O
GEH12AA-K6DNA1A/I
GEH09AA-K6DNA1F/I
GEH18AA-K6DNA1F/I
Remote Controller
YAA1FB8(WiFi)

2Technical Information
Service Manual
Model List:
No Model Product code Indoor model Indoor product
code Outdoor model Outdoor product code
Remote
Controller
1GEH09AA-K6DNA1F CV010002700 GEH09AA-K6DNA1F/I CV010N02700 GEH09AA-K6DNA1F/O CV010W02700
YAA1FB8(WiFi)
2CV010002701 CV010N02701
3GEH12AA-K6DNA1A CV010002900 GEH12AA-K6DNA1A/I CV010N02900 GEH12AA-K6DNA1A/O CV010W02900
4CV010002901 CV010N02901
5GEH18AA-K6DNA1F CV010002800 GEH18AA-K6DNA1F/I CV010N02800 GEH18AA-K6DNA1F/O CV010W02800
6CV010002801 CV010N02801

3
Technical Information
Service Manual
Parameter Unit Value
Model GEH12AA-K6DNA1A GEH09AA-K6DNA1F
Product Code CV010002900/CV010002901 CV010002700/CV010002701
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) W3520(800~4400) 2700(700~3400)
Heating Capacity(Min~Max) W3800(1100~4400) 2900(600~3500)
Cooling Power Input(Min~Max) W1000(160~1500) 720(170~1300)
Heating Power Input(Min~Max) W960(165~1500) 730(130~1350)
Cooling Current Input A 4.48 3.5
Heating Current Input A 4.30 3.6
Rated Input W 1500 1350
Rated Current A 6.72 6.0
Air Flow Volume(SH/H/HM/M/LM/L/SL) m3/h 600/520/480/440/400/360/280 500/430/410/370/330/280/250
Dehumidifying Volume L/h 1.2 0.8
EER W/W 3.52 3.75
COP W/W 3.96 3.97
SEER W/W 7.0 7.2
SCOP(Average/Warmer/Colder) W/W 4.1/5.3/- 4.0/5.3/-
Application Area m216-24 12-18
Indoor
Unit
Indoor Unit Model GEH12AA-K6DNA1A/I GEH09AA-K6DNA1F/I
Indoor Unit Product Code CV010N02900/CV010N02901 CV010N02700/CV010N02701
Fan Type Centrifugal Centrifugal
Fan Diameter Length(DXL) mm Φ370X80 Φ370X80
Cooling Speed
(SH/H/HM/M/LM/L/SL) r/min 750/650/600/550/500/450/350 650/560/530/480/430 /370/320
Heating Speed
(SH/H/HM/M/LM/L/SL) r/min 750/650/600/550/500/450/350 650/560/530/480/430/370/320
Fan Motor Power Output W 30 30
Fan Motor RLA A 0.15 0.15
Fan Motor Capacitor μF / /
Evaporator Form Aluminum Fin-copper Tube Aluminum Fin-copper Tube
Evaporator Pipe Diameter mm Φ7 Φ7
Evaporator Row-n Gap mm 2-1.3 2-1.3
Evaporator Coil Length (LXDXW) mm 511X400X25.4 511X400X25.4
Swing Motor Model MP24EB/MP24AE MP24EB/MP24AE
Swing Motor Power Output W1.5/1.5 1.5/1.5
Fuse Current A 3.15 3.15
Sound Pressure Level
(SS/H/MH/M/ML/L/SL) dB (A) Cooling:44/40/38/36/33/29/25
Heating:44/40/38/36/33/29/25
Cooling:39/36/33/31/29/26/23
Heating:38/36/32/30/28/25/22
Sound Power Level
(SS/H/MH/M/ML/L/SL) dB (A) Cooling:54/50/48/46/43/39/35
Heating:54/50/48/46/43/39/35
Cooling:50/48/45/44/42/38/34
Heating:50/48/45/44/42/38/34
Dimension (WXHXD) mm 700X215X600 700X215X600
Dimension of Carton Box (LXWXH) mm 785X280X682 785X280X682
Dimension of Package(LXWXH) mm 788X295X685 788X295X685
Net Weight kg 15.5 15.5
Gross Weight kg 18.5 18.5
2. Specications
2.1 Specication Sheet

4Technical Information
Service Manual
Outdoor
Unit
Outdoor Unit Model GEH12AA-K6DNA1A/O GEH09AA-K6DNA1F/O
Outdoor Unit Product Code CV010W02900 CV010W02700
Compressor Manufacturer ZHUHAI LANDA COMPRESSOR
CO.,LTD
ZHUHAI LANDA COMPRESSOR
CO., LTD
Compressor Model QXF-A102zE190B QXF-A079zE190A
Compressor Oil FW68DA FW68DA
Compressor Type Rotary Rotary
Compressor LRA. A / /
Compressor RLA A 4.60 4.6
Compressor Power Input W 1023 790
Compressor Overload Protector HPC115/95U1/KSD115ºC HPC115/95U1/KSD115ºC
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 -22~24
Condenser Form Aluminum Fin-copper Tube Aluminum Fin-copper Tube
Condenser Pipe Diameter mm Φ7.94 Φ7
Condenser Rows-n Gap mm 1-1.4 1-1.4
Condenser Coil Length (LXDXW) mm 731X19.05X550 710X19.05X508
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 1600
Fan Type Axial-ow Axial-ow
Fan Diameter mm Φ438 Φ400
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/-/- 49/-/-
Sound Power Level (H/M/L) dB (A) 62/-/- 60/-/-
Dimension(WXHXD) mm 848X596X320 782X540X320
Dimension of Carton Box (LXWXH) mm 878X360X630 820X355X580
Dimension of Package(LXWXH) mm 881X363X645 823X358X595
Net Weight kg 30.5 27.5
Gross Weight kg 33.5 30
Refrigerant R32 R32
Refrigerant Charge kg 0.75 0.55
Connection
Pipe
Connection Pipe Length m 5 5
Connection Pipe Gas Additional Charge g/m 16 16
Outer Diameter Liquid Pipe mm Φ6 Φ6
Outer Diameter Gas Pipe mm Φ9.52 Φ9.52
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.

5
Technical Information
Service Manual
Parameter Unit Value
Model GEH18AA-K6DNA1F
Product Code CV010002800/CV010002801
Power
Supply
Rated Voltage V ～220-240
Rated Frequency Hz 50
Phases 1
Power Supply Mode Outdoor
Cooling Capacity(Min~Max) W5200(1260~6600)
Heating Capacity(Min~Max) W5330(1120~6800)
Cooling Power Input(Min~Max) W1550(380~2450)
Heating Power Input(Min~Max) W1500(350~2500)
Cooling Current Input A 7.1
Heating Current Input A 6.7
Rated Input W 2500
Rated Current A 11.1
Air Flow Volume(SH/H/HM/M/LM/L/SL) m3/h 700/650/580/520/460/410/320
Dehumidifying Volume L/h 1.8
EER W/W 3.4
COP W/W 3.55
SEER W/W 6.6
SCOP(Average/Warmer/Colder) W/W /
Application Area m223-34
Indoor
Unit
Indoor Unit Model GEH18AA-K6DNA1F/I
Indoor Unit Product Code CV010N02800/CV010N02801
Fan Type Centrifugal
Fan Diameter Length(DXL) mm Φ370X80
Cooling Speed
(SH/H/HM/M/LM/L/SL) r/min 840/800/720/650/580/530/410 810/770/690/620/550/500/380
Heating Speed
(SH/H/HM/M/LM/L/SL) r/min 930/840/760/690/620/570/480 850/800/720/650/580/530/470
Fan Motor Power Output W 30
Fan Motor RLA A 0.15
Fan Motor Capacitor μF /
Evaporator Form Aluminum Fin-copper Tube
Evaporator Pipe Diameter mm Φ7
Evaporator Row-n Gap mm 2-1.3
Evaporator Coil Length (LXDXW) mm 511X400X25.4
Swing Motor Model MP24EB/MP24AE
Swing Motor Power Output W1.5/1.5
Fuse Current A 3.15
Sound Pressure Level
(SS/H/MH/M/ML/L/SL) dB (A) 47/45/42/40/37/35/31
Sound Power Level
(SS/H/MH/M/ML/L/SL) dB (A) 57/55/52/50/47/45/41
Dimension (WXHXD) mm 700X215X600
Dimension of Carton Box (LXWXH) mm 785X280X682
Dimension of Package(LXWXH) mm 788X283X697
Net Weight kg 15.5
Gross Weight kg 18.5

6Technical Information
Service Manual
Outdoor
Unit
Outdoor Unit Model GEH18AA-K6DNA1F/O
Outdoor Unit Product Code CV010W02800
Compressor Manufacturer ZHUHAI LANDA COMPRESSOR CO.,LTD
Compressor Model QXF-B141zF030A
Compressor Oil 68DA
Compressor Type Rotary
Compressor LRA. A 25
Compressor RLA A 6.5
Compressor Power Input W 1410
Compressor Overload Protector 1NT11L-6233 or KSD115ºC or HPC115/95U1
Throttling Method Electron expansion valve
Set Temperature Range ºC 16~30
Cooling Operation Ambient Temperature
Range ºC -15~43
Heating Operation Ambient Temperature
Range ºC -22~24
Condenser Form Aluminum Fin-copper Tube
Condenser Pipe Diameter mm Φ7
Condenser Rows-n Gap mm 2-1.4
Condenser Coil Length (LXDXW) mm 851X38.1X660
Fan Motor Speed rpm 800
Fan Motor Power Output W 60
Fan Motor RLA A 0.4
Fan Motor Capacitor μF /
Outdoor Unit Air Flow Volume m3/h 3200
Fan Type Axial-ow
Fan Diameter mm Φ520
Defrosting Method Automatic Defrosting
Climate Type T1
Isolation I
Moisture Protection IPX4
Permissible Excessive Operating
Pressure for the Discharge Side MPa 4.3
Permissible Excessive Operating
Pressure for the Suction Side MPa 2.5
Sound Pressure Level (H/M/L) dB (A) 57/-/-
Sound Power Level (H/M/L) dB (A) 65/-/-
Dimension(WXHXD) mm 965X700X396
Dimension of Carton Box (LXWXH) mm 1026X455X735
Dimension of Package(LXWXH) mm 1029X458X750
Net Weight kg 46
Gross Weight kg 50.5
Refrigerant R410A
Refrigerant Charge kg 0.95
Connection
Pipe
Connection Pipe Length m 5
Connection Pipe Gas Additional Charge g/m 20
Outer Diameter Liquid Pipe mm Φ6
Outer Diameter Gas Pipe mm Φ12
Max Distance Height m 10
Max Distance Length m 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.

7
Technical Information
Service Manual
2.2 Operation Characteristic Curve
2.3 Capacity Variation Ratio According to Temperature
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 : 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
220V
230V
240V
220V
230V
240V
Current (A) Current (A)
Compressor frequency(Hz) Compressor frequency(Hz)
gnilooC
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
-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

8Technical Information
Service Manual
2.4 Noise Curve
45
46
47
48
49
50
51
52
53
12345678910 11 12 13 14 15 16 17
Compressor frequency(Hz)
Noise dB(A)
Cooling
Heating
Indoor side noise when blowing Outdoor side noise when blowing
Indoor fan motor rotating speed
SL LLM
09K
12K 18K
MHMHSH
20
30
40
50
20
30
40
Indoor side noise when blowing
Outdoor side noise when blowing
Indoor fan motor rotating speed
SH H HM MLMLSL
46
47
48
49
50
51
52
15 20 25 30 35 40 45 50 55 60 65 70 75 80 85
Noise dB(A)
Cooling
Heating
Compressor frequency(Hz)

9
Technical Information
Service Manual
3. Outline Dimension Diagram
3.1 Indoor Unit
700 215
600
398
205
22
Unit:mm

10 Technical Information
Service Manual
3.2 Outdoor Unit
Unit:mm
Unit:mm Unit:mm
257 257
780
596
848
286
540
320 320
GEH12AA-K6DNA1A/O
GEH09AA-K6DNA1F/O
712
782
257
320
540
286
510

11
Technical Information
Service Manual
GEH18AA-K6DNA1F/O
963
892
700
396
341
368
560
Unit:mm

12 Technical Information
Service Manual
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
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" (16mm)(18K)

13
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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14 Technical Information
Service Manual
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15
Technical Information
Service Manual
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GEH09AA-K6DNA1F/O
600007061371
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16 Technical Information
Service Manual
GEH12AA-K6DNA1A/O
GEH18AA-K6DNA1F/O
600007061783
600007061430
These circuit diagrams are subject to change without notice, please refer to the one supplied with the unit.
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17
Technical Information
Service Manual
● Top view
● Bottom view
NO. Name
1Interface of tube temperature sensor
2Interface of ambient temperature
sensor
3Up swing interface
4Down swing interface
5WIFI interface
6Interface of EMC shielding wire
7DC motor interface
8Earthing wire of main board
9Terminal of live wire
10 Fuse
11 Terminal for health function
(only for the mode with this function)
12 Terminal of neutral wire
13 Communication interface between
indoor unit and outdoor unit
14 Control interface of Down swing
15 Wired controlled interface
16 Needle stand of jumper cap
17 Interface of display board
12
34
6
7
8910
11 12 13
14
16
17
5
15
5.2 PCB Printed Diagram
Indoor Unit