Gree GVH24AK-K3DNC6A Bedienungsanleitung
GREE ELECTRIC APPLIANCES,INC.OF ZHUHAI
Change for Life
Service Manual
Model: GVH24AK-K3DNC6A
(Refrigerant R410A)
Service Manual
Table of Contents
Table of Contents
Part Ⅰ: Technical Information.......................................................................1
1. Summary......................................................................................................................1
2. Specications..........................................................................................................2
2.1 Specication Sheet...........................................................................................................2
2.2 Operation Characteristic Curve ........................................................................................4
2.3 Capacity Variation Ratio According to Temperature .........................................................4
2.4 Cooling and Heating Data Sheet in Rated Frequency .....................................................5
2.5 Noise Curve......................................................................................................................5
3. Outline Dimension Diagram........................................................................6
3.1 Indoor Unit........................................................................................................................6
3.2 Outdoor Unit .....................................................................................................................7
4. Refrigerant System Diagram......................................................................8
5. Electrical Part...........................................................................................................9
5.1 Wiring Diagram.................................................................................................................9
5.2 PCB Printed Diagram .....................................................................................................11
6. Function and Control......................................................................................15
6.1 Function Buttons and Displayer ....................................................................................15
6.2 Remote Controller Introduction .....................................................................................17
6.3 Operation Method...........................................................................................................21
6.4 Brief Description of Modes and Functions......................................................................22
Part Ⅱ: Installation and Maintenance .................................................26
7. Notes for Installation and Maintenance..........................................26
8. Installation................................................................................................................28
8.1 Important Notes .............................................................................................................28
8.2 Basic Requirements of Installation Location .................................................................28
8.3 Selection of installation location .....................................................................................28
8.4 Precautions of Connecting Pipe ....................................................................................28
8.5 Requirement of Electric Safety.......................................................................................29
8.6 Installation of Indoor Unit................................................................................................30
8.7 Installation of Outdoor Unit.............................................................................................32
8.8 Check after Installation and Test operation ....................................................................34
8.9 Installation of Anti-tilting Chain .......................................................................................34
Service Manual
Table of Contents
9. Maintenance............................................................................................................35
9.1 Key Test Point ...............................................................................................................35
9.2 Procedure of Troubleshooting ........................................................................................37
9.3 Troubleshooting for Normal Malfunction.........................................................................60
10. Exploded View and Parts List ..............................................................62
10.1 Indoor Unit....................................................................................................................62
10.2 Outdoor Unit .................................................................................................................65
11. Removal Procedure.......................................................................................67
11.1 Removal Procedure of Indoor Unit ...............................................................................67
11.2 Removal Procedure of Outdoor Unit ............................................................................72
Appendix:........................................................................................................................77
Appendix 1: Reference Sheet of Celsius and Fahrenheit ....................................................77
Appendix 2: Conguration of Connection Pipe.....................................................................77
Appendix 3: Pipe Expanding Method ...................................................................................78
Appendix 4: List of Resistance for Temperature Sensor ......................................................79
1
Technical Information
Service Manual
1. Summary
Part Ⅰ: Technical Information
Indoor Unit
GVH24AK-K3DNC6A/I
Outdoor Unit
Remote Controller
SAA1FB3
GVH24AK-K3DNC6A/O
2Technical Information
Service Manual
2. Specications
2.1 Specication Sheet
Parameter Unit Value
Model GVH24AK-K3DNC6A
Product Code CH074000100
Power
Supply
Rated Voltage V~ 220-240
Rated Frequency Hz 50
Phases 1
Power Supply Mode Indoor
Cooling Capacity(Min~Max) W 7200(1500~8800)
Heating Capacity(Min~Max) W 9500(100~10020)
Cooling Power Input(Min~Max) W 2140(340~3250)
Heating Power Input(Min~Max) W 3060(270~4000)
Cooling Current Input A 9.5
Heating Current Input A 13.5
Rated Input W 4000
Rated Current A 17.4
Air Flow Volume (SH/H/MH/M/ML/L/SL) m3/h 1200/1100/1000/900/800/700/550
Dehumidifying Volume L/h 2
EER W/W 3.36
COP W/W 3.10
SEER W/W 6.10
SCOP W/W 4.00
Application Area m227-42
Indoor
Unit
Indoor Unit Model GVH24AK-K3DNC6A/I
Indoor Unit Product Code CH074N00100
Fan Type Cross-ow
Fan Diameter Length(DXL) mm Φ106X961
Cooling Speed (SH/H/MH/M/ML/L/SL) r/min 1140/1050/950/850/750/650/500
Heating Speed (SH/H/MH/M/ML/L/SL) r/min 1140/1050/950/850/750/650/500
Fan Motor Power Output W 30
Fan Motor RLA A 0.22
Fan Motor Capacitor μF /
Heater Power Input W 2100
Evaporator Form Aluminum Fin-copper Tube
Evaporator Pipe Diameter mm Ф7
Evaporator Row-n Gap mm 2-1.5
Evaporator Coil Length (LXDXW) mm 440X25.4X952.5
Swing Motor Model MP35GT
Swing Motor Power Output W 2.5
Fuse Current A 3.15
Sound Pressure Level (SH/H/MH/M/ML/L/SL) dB (A) 48/45/43/40/37/35/30
Sound Power Level (SH/H/MH/M/ML/L/SL) dB (A) 58/55/53/50/47/45/40
Dimension (WXHXD) mm 395X1844X462
Dimension of Carton Box (LXWXH) mm 575X498X2020
Dimension of Package(LXWXH) mm 578X501X2035
Net Weight kg 46
Gross Weight kg 64
3
Technical Information
Service Manual
The above data is subject to change without notice. Please refer to the nameplate of the unit.
Outdoor
Unit
Outdoor Unit Model GVH24AK-K3DNC6A/O
Outdoor Unit Product Code CH074W00100
Compressor Manufacturer ZHUHAI LANDA COMPRESSOR CO,LTD.
Compressor Model QXAT-D20zF030
Compressor Oil RB68EP
Compressor Type Rotary
Compressor LRA. A 30
Compressor RLA A 15
Compressor Power Input W 2300
Compressor Overload Protector 1NT11L-6233/HPC 115/95 /KSD115
Throttling Method Electron expansion valve
Set Temperature Range ºC 16~30
Cooling Operation Ambient Temperature Range ºC 18~54
Heating Operation Ambient Temperature Range ºC -30~24
Condenser Form Aluminum Fin-copper Tube
Condenser Pipe Diameter mm Ф7
Condenser Rows-n Gap mm 2-1.4
Condenser Coil Length (LXDXW) mm 985X38.1X748
Fan Motor Speed rpm 780/740/710/680
Fan Motor Power Output W 90
Fan Motor RLA A 0.39
Fan Motor Capacitor μF /
Outdoor Unit Air Flow Volume m3/h 4000
Fan Type Axial-ow
Fan Diameter mm Ф550
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) 58/-/-
Sound Power Level (H/M/L) dB (A) 68/-/-
Dimension(WXHXD) mm 1000X790X427
Dimension of Carton Box (LXWXH) mm 1080X485X840
Dimension of Package(LXWXH) mm 1083X488X855
Net Weight kg 63
Gross Weight kg 68
Refrigerant R410A
Refrigerant Charge kg 2.0
Connection
Pipe
Connection Pipe Length m 5
Connection Pipe Gas Additional Charge g/m 50
Outer Diameter Liquid Pipe mm Ф6
Outer Diameter Gas Pipe mm Ф16
Max Distance Height m 10
Max Distance Length m 25
Note: The connection pipe applies metric diameter.
4Technical Information
Service Manual
2.2 Operation Characteristic Curve
2.3 Capacity Variation Ratio According to Temperature
Cooling
Cooling
Heating
Heating
Current(A)
Current(A)
01020304050607090
80 01020304050607080901 01
10
2100
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)
Conditions
Indoor: DB27°C/WB19°C
Indoor air flow: High
Pipe length: 5m
Conditions
Indoor: DB20°C/WB15°C
Indoor air flow: High
Pipe length: 5m
Outdoor Temp.(°C) Outdoor Temp.(°C)
Capacity ratio(%)
Capacity ratio(%)
29 34 39 44 49 54
60
70
80
90
100
110
120
50
40 40
50
120
110
100
90
80
70
60
10
8-07-20
-30 -15
Conditions
Indoor: DB20°C/WB15°C
Indoor air flow: High
Pipe length: 5m
Conditions
Indoor: DB27°C/WB19°C
Indoor air flow: High
Pipe length: 5m
5
Technical Information
Service Manual
2.4 Cooling and Heating Data Sheet in Rated Frequency
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
frequency
(Hz)
Indoor Outdoor P (MPa) T1 (°C) T2 (°C)
27/19 35/24 24K 0.9 to 1.1 in:8~11
out:11~14
in:65~75
out:37~43 Super High High 53
Rated heating
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
frequency
(Hz)
Indoor Outdoor P (MPa) T1 (°C) T2 (°C)
20/- 7/6 24K 2.0 to 2.3 in:75~8
out:33~38
in:1~3
out:4~8 Super High High 75
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.
Cooling:
Heating:
2.5 Noise Curve
Indoor side noise Outdoor side noise
45
50
35
40
30
25
Indoor side noise Outdoor side noise
Indoor fan motor rotating speed
SH MH MMLSLLH
Noise dB(A)
48
50
52
54
56
58
60
62
20 30 40 50 60 70 80 90
100
Compressor frequency(Hz)
Noise dB(A)
Heating
Cooling
6Technical Information
Service Manual
3. Outline Dimension Diagram
3.1 Indoor Unit
Unit:mm
400
462 1842
7
Technical Information
Service Manual
3.2 Outdoor Unit
Unit:mm
1000
790
395
610
920 370
427
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