Gree GWH07NA-K3NNE4E User manual

GREE ELECTRIC APPLIANCES,INC.OF ZHUHAI
Change for Life
Service Manual

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 Capacity Curve in Different Outdoor Temperature ...........................................................7
2.3 Cooling and Heating Data Sheet in Rated Frequency .....................................................7
3. Outline Dimension Diagram........................................................................8
3.1 Indoor Unit........................................................................................................................8
3.2 Outdoor Unit .....................................................................................................................9
4. Refrigerant System Diagram....................................................................10
5. Electrical Part.........................................................................................................11
5.1 Wiring Diagram...............................................................................................................11
5.2 PCB Printed Diagram .....................................................................................................13
6. Function and Control......................................................................................14
6.1 Remote Controller Introduction of YX1F .......................................................................14
6.2 Remote Controller Introduction of YB1F2(XFAN)...........................................................17
6.3 Brief Description of Modes and Functions......................................................................21
Part Ⅱ: Installation and Maintenance .................................................26
7. Notes for Installation and Maintenance..........................................26
8. Installation................................................................................................................28
8.1 Installation Dimension Diagram......................................................................................28
8.2 Installation Parts-Checking ............................................................................................30
8.3 Selection of Installation Location....................................................................................30
8.4 Electric Connection Requirement...................................................................................30
8.5 Installation of Indoor Unit................................................................................................30
8.6 Installation of Outdoor unit .............................................................................................33
8.7 Vacuum Pumping and Leak Detection ...........................................................................34
8.8 Check after Installation and Test operation ....................................................................34
Table of Contents

Service Manual
9. Maintenance............................................................................................................35
9.1 Error code.......................................................................................................................35
9.2 Procedure of Troubleshooting ........................................................................................36
9.3 Maintenance method for normal malfunction .................................................................41
10. Exploded View and Parts List ..............................................................43
10.1 Indoor Unit....................................................................................................................43
10.2 Outdoor Unit .................................................................................................................54
11. Removal Procedure.......................................................................................56
11.1 Removal Procedure of Indoor Unit ...............................................................................56
11.2 Removal Procedure of Outdoor Unit ............................................................................61
Appendix:........................................................................................................................66
Appendix 1: Reference Sheet of Celsius and Fahrenheit ....................................................66
Appendix 2: Conguration of Connection Pipe.....................................................................66
Appendix 2: Pipe Expanding Method ...................................................................................67
Appendix 4: List of Resistance for Temperature Sensor ......................................................68
Table of Contents

1
Technical Information
Service Manual
1.Summary
Indoor Unit:
E4
E1
D1
D2 (panel A)
A4
A8
A5
B3
D2 (panel C)
B5
C7
Part Ⅰ: Technical Information

2Technical Information
Service Manual
Outdoor Unit:
GWH07NA-K3NNC7F/O
GWH07NA-K3NNE4E/O
Remote Controller:
Model List:
YX1F YB1F2(XFAN)
ON/OFF MODE
FAN SWING
SLEEP TIMER
+
-
AUTO
COOL
DRY
FAN
HEAT
T-ON T-OFF
SWING
SLEEP
LOCK
SPEED
FAN
AUTO
OPER
HEALTH
AIR
FILTER
TURBO
ON/OFF
X-FAN
HOUR
HUMIDITY
ON/OFF
MODE
FAN
X-FAN
TURBO
TEMP
TIMER
SLEEP LIGHT
NO. Unit model Unit code Indoor unit
model
Indoor unit
code
Outdoor unit
model
Outdoor unit
code
Remove
Controller
1 GWH07NA-K3NNE4E CA403001401 GWH07NA-K3NNE4E/I CA403N01400
GWH07NA-K3NNE4E/O CA403W01401
YX1F
2 GWH07NA-K3NND2E CA149000603 GWH07NA-K3NND2E/I CA149N00601 YX1F
3 GWH07NA-K3NNB3E CA138007301 GWH07NA-K3NNB3E/I CA138N07300 YX1F
4 GWH07NA-K3NNA8E CA173019301 GWH07NA-K3NNA8E/I CA173N19300 YX1F
5 GWH07NA-K3NNA4E CA161013002 GWH07NA-K3NNA4E/I CA161N13002 YX1F
6 GWH07NA-K3NNA4E CA161013001 GWH07NA-K3NNA4E/I CA161N13000 YX1F
7 GWH07NA-K3NND1E CA147004802 GWH07NA-K3NND1E/I CA147N04801 YX1F
8 GWH07NA-K3NND2E CA149000604 GWH07NA-K3NND2E/I CA149N00602 YX1F
9 GWH07NA-K3NNB5E CA180010101 GWH07NA-K3NNB5E/I CA180N10100 YX1F
10 GWH07NA-K3NNA5E CA162020601 GWH07NA-K3NNA5E/I CA162N20600 YX1F
11 GWH07NA-K3NNE1E CA404007301 GWH07NA-K3NNE1E/I CA404N07300 YX1F
12 GWH07NA-K3NNC7E CA195007501 GWH07NA-K3NNC7E/I CA195N07500 YX1F
13 GWH07NA-K3NNC7F CA195006202 GWH07NA-K3NNC7F/I CA195N06200
GWH07NA-K3NNC7F/O CA195W06200
YX1F
14 GWH07NA-K3NNB3F CA138007501 GWH07NA-K3NNB3F/I CA138N07500 YX1F
15 GWH07NA-K3NND1F CA147005101 GWH07NA-K3NND1F/I CA147N05100 YX1F
16 GWH07NA-K3NND2F CA149000803 GWH07NA-K3NND2F/I CA149N00800 YB1F2(XFAN)
17 GWH07NA-K3NND2F CA149000802 GWH07NA-K3NND2F/I CA149N00801 YB1F2(XFAN)
18 GWH07NA-K3NNC7F CA195006203 GWH07NA-K3NNC7F/I CA195N06201 YB1F2(XFAN)
19 GWH07NA-K3NNE1F CA404006902 GWH07NA-K3NNE1F/I CA404N06900 YB1F2(XFAN)
20 GWH07NA-K3NNE1F CA404006903 GWH07NA-K3NNE1F/I CA404N06901 YB1F2(XFAN)

3
Technical Information
Service Manual
2. Specications
2.1 Specication Sheet
Model
1.GWH07NA-K3NNC7F 2.GWH07NA-K3NNB3F
3.GWH07NA-K3NND1F 4.GWH07NA-K3NND2F
5.GWH07NA-K3NNE1F
Product Code
1.CA195006202 CA195006203 2.CA138007501
3.CA147005101 4.CA149000803 CA149000802
5.CA404006902 CA404006903
Power
Supply
Rated Voltage V~ 220-240
Rated Frequency Hz 50
Phases 1
Power Supply Mode Indoor
Cooling Capacity W 2200
Heating Capacity W 2200
Cooling Power Input W 783
Heating Power Input W 650
Cooling Power Current A 3.47
Heating Power Current A 3.0
Rated Input W 1100
Rated Current A 4.9
Air Flow Volume(SH/H/M/L/SL) m3/h 400/360/320/290/-
Dehumidifying Volume L/h 0.6
EER W/W 2.81
COP W/W 3.38
SEER W/W /
HSPF W/W /
Application Area m210-16
Indoor Unit
Model of Indoor Unit
1.GWH07NA-K3NNC7F/I 2.GWH07NA-K3NNB3F/I
3.GWH07NA-K3NND1F/I 4.GWH07NA-K3NND2F/I
5.GWH07NA-K3NNE1F/I
Product Code of Indoor Unit
1.CA195N06200 CA195N06201 2. CA138N07500
3.CA147N05100 4. CA149N00800 CA149N00801
5.CA404N06900 CA404N06901
Fan Type Cross-ow
Diameter Length(DXL) mm Φ85X532
Fan Motor Cooling Speed(SH/H/M/L/SL) r/min 1390/1280/1180/1080/-
Fan Motor Heating Speed(SH/H/M/L/SL) r/min 1350/1250/1140/1040/-
Output of Fan Motor W 10
Fan Motor RLA A 0.15
Fan Motor Capacitor μF 1
Input of Heater W/
Evaporator Form Aluminum Fin-copper Tube
Pipe Diameter mm Φ7
Row-n Gap mm 2-1.5
Coil Length (LXDXW) mm 526X25.4X228.6
Swing Motor Model MP24AA
Output of Swing Motor W 1.5
Fuse A 3.15
Sound Pressure Level (SH/H/M/L/SL) dB (A) 37/34/31/28/-
Sound Power Level (SH/H/M/L/SL) dB (A) 47/44/41/38/-
Dimension (WXHXD) mm 730X254X170
Dimension of Carton Box (LXWXH) mm 784X311X236
Dimension of Package (LXWXH) mm 787X314X251
Net Weight kg 8
Gross Weight kg 9.5

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 GWH07NA-K3NNC7F/O
Product Code of Outdoor Unit CA195W06201
Compressor Manufacturer/Trademark ZHUHAI LANDA COMPRESSOR CO. LTD.
Compressor Model QXA-A081A130
Compressor Oil RB68EP
Compressor Type Rotary
L.R.A. A 15
Compressor RLA A 3.3
Compressor Power Input W 685
Overload Protector Internal
Throttling Method Capillary
Operation Temp oC 16~30
Ambient Temp (Cooling) oC 18~43
Ambient Temp (Heating) oC-10~24
Condenser Form Aluminum Fin-copper Tube
Pipe Diameter mm Φ7
Rows-n Gap mm 1-1.4
Coil Length (LXDXW) mm 474X12.7X400
Fan Motor Speed rpm 950
Output of Fan Motor W 20
Fan Motor RLA A0.25
Fan Motor Capacitor μF 1.5
Air Flow Volume of Outdoor Unit m3/h 1200
Fan Type Axial-ow
Fan Diameter mm Φ320
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) 50/-/-
Sound Power Level (H/M/L) dB (A) 60/-/-
Dimension (WXHXD) mm 720X428X310
Dimension of Carton Box (LXWXH) mm 765X350X475
Dimension of Package (LXWXH) mm 768X353X490
Net Weight kg 22
Gross Weight kg 24
Refrigerant R410A
Refrigerant Charge kg 0.5
Connection
Pipe
Length m 5
Gas Additional Charge g/m 20
Outer Diameter Liquid Pipe mm Φ6
Outer Diameter Gas Pipe mm Φ9.52
Max Distance Height m 10
Max Distance Length m 15
Note: The connection pipe applies metric diameter.

5
Technical Information
Service Manual
Model
1.GWH07NA-K3NNE4E 2.GWH07NA-K3NND2E
3.GWH07NA-K3NNB3E 4.GWH07NA-K3NNA8E
5.GWH07NA-K3NNA4E 6.GWH07NA-K3NND1E
7.GWH07NA-K3NND2E 8.GWH07NA-K3NNB5E
9.GWH07NA-K3NNA5E 10.GWH07NA-K3NNE1E
11.GWH07NA-K3NNC7E
Product Code
1.CA403001401 2.CA149000603
3.CA138007301 4.CA173019301
5.CA161013002 CA161013001 6.CA147004802
7.CA149000604 8.CA180010101
9.CA162020601 10.CA404007301
11.CA195007501
Power
Supply
Rated Voltage V~ 220-240
Rated Frequency Hz 50
Phases 1
Power Supply Mode Indoor
Cooling Capacity W 2250
Heating Capacity W 2300
Cooling Power Input W 700
Heating Power Input W 637
Cooling Power Current A 3.10
Heating Power Current A 2.92
Rated Input W 1050
Rated Current A 4.8
Air Flow Volume(SH/H/M/L/SL) m3/h 400/360/320/290/-
Dehumidifying Volume L/h 0.6
EER W/W 3.21
COP W/W 3.61
SEER W/W /
HSPF W/W /
Application Area m210-16
Indoor Unit
Model of Indoor Unit
1.GWH07NA-K3NNE4E/I 2.GWH07NA-K3NND2E/I
3.GWH07NA-K3NNB3E/I 4.GWH07NA-K3NNA8E/I
5.GWH07NA-K3NNA4E/I 6.GWH07NA-K3NND1E/I
7.GWH07NA-K3NND2E/I 8.GWH07NA-K3NNB5E/I
9.GWH07NA-K3NNA5E/I 10.GWH07NA-K3NNE1E/I
11.GWH07NA-K3NNC7E/I
Product Code of Indoor Unit
1.CA403N01400 2.CA149N00601
3.CA138N07300 4.CA173N19300
5.CA161N13002 CA161N13000 6.CA147N04801
7.CA149N00602 8.CA180N10100
9.CA162N20600 10.CA404N07300
11.CA195N07500
Fan Type Cross-ow
Diameter Length(DXL) mm Φ85X532
Fan Motor Cooling Speed(SH/H/M/L/SL) r/min 1390/1280/1180/1080/-
Fan Motor Heating Speed(SH/H/M/L/SL) r/min 1350/1250/1140/1040/-
Output of Fan Motor W 10
Fan Motor RLA A 0.15
Fan Motor Capacitor μF 1
Input of Heater W/
Evaporator Form Aluminum Fin-copper Tube
Pipe Diameter mm Φ7
Row-n Gap mm 2-1.5
Coil Length (LXDXW) mm 526X25.4X228.6
Swing Motor Model MP24AA
Output of Swing Motor W 1.5
Fuse A 3.15
Sound Pressure Level (SH/H/M/L/SL) dB (A) 37/35/31/28/-
Sound Power Level (SH/H/M/L/SL) dB (A) 47/45/41/38/-
Dimension (WXHXD) mm 730X255X170
Dimension of Carton Box (LXWXH) mm 784X311X236
Dimension of Package (LXWXH) mm 787X314X251
Net Weight kg 8
Gross Weight kg 9.5

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 GWH07NA-K3NNE4E/O
Product Code of Outdoor Unit CA403W01401
Compressor Manufacturer/Trademark ZHUHAI LANDA COMPRESSOR CO. LTD.
Compressor Model QXA-A081A130
Compressor Oil RB68EP
Compressor Type Rotary
L.R.A. A 15
Compressor RLA A 3.30
Compressor Power Input W 685
Overload Protector Internal
Throttling Method Capillary
Operation Temp oC 16~30
Ambient Temp (Cooling) oC 18~43
Ambient Temp (Heating) oC-10~24
Condenser Form Aluminum Fin-copper Tube
Pipe Diameter mm Φ7
Rows-n Gap mm 1-1.4
Coil Length (LXDXW) mm 658.3X19.05X396
Fan Motor Speed rpm 950
Output of Fan Motor W 20
Fan Motor RLA A 0.25
Fan Motor Capacitor μF 1.5
Air Flow Volume of Outdoor Unit m3/h 1200
Fan Type Axial-ow
Fan Diameter mm Φ320
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) 48/-/-
Sound Power Level (H/M/L) dB (A) 58/-/-
Dimension (WXHXD) mm 720X428X310
Dimension of Carton Box (LXWXH) mm 765X350X475
Dimension of Package (LXWXH) mm 768X353X490
Net Weight kg 22.5
Gross Weight kg 24.5
Refrigerant R410A
Refrigerant Charge kg 0.6
Connection
Pipe
Length m 5
Gas Additional Charge g/m 20
Outer Diameter Liquid Pipe mm Φ6
Outer Diameter Gas Pipe mm Φ9.52
Max Distance Height m 10
Max Distance Length m 15
Note: The connection pipe applies metric diameter.

7
Technical Information
Service Manual
2.2 Capacity Curve in Different Outdoor Temperature
2.3 Cooling and Heating Data Sheet in Rated Frequency
Heating
Rated heatling 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
Indoor Outdoor P (MPa) T1 (°C) T2 (°C)
20/- 7/6 07K 3.5~3.8 in:75~85
out:37~43
in:1~3
out:2~5 Super High High
40
50
60
70
80
90
100
110
32 33 34 35 36 37 38 39 40 41 42 43 44 45
Outdoor temp.( ) Outdoor temp.( )
)
%
(
oitaryticapa
C
)%(oitaryticapaC
Condition
Indoor:DB27
°C WB19 °C
°C
°C
Indoor air flow: Super High
Pipe length:5m
157-7 -5 02
24
0
20
40
60
80
100
120
-10510
Condition Heating
Indoor:DB20
°C
Indoor air flow: Super High
Pipe length:5m
Cooling 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
Indoor Outdoor P (MPa) T1 (°C) T2 (°C)
27/19 35/24 07K 0.85~1.0 in:8~11
out:11~14
in:75~85
out:37~43 Super High High
Cooling
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.