Gree GWH24YE-S6DBA2A/I User manual

Service Manual
Models: GWH18YE-S6DBA2A
GWH24YE-S6DBA2A
(RefrigerantR32)
GREE ELECTRIC APPLIANCES,INC.OF ZHUHAI

Service Manual
Table of Contents
Part I : Technical Information...............................................................................................1
1. Summary..................................................................................................................................................... 1
2. Specifications...................................................................................................................................... 2
2.1 Specification Sheet....................................................................................................................................... 2
2.2 Operation Characteristic C urve ..................................................................................................................4
2.3 Capacity Variation Ratio According to Tem perature..............................................................................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 U nit................................................................................................................................................... 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...................................................................14
6.1 Remote Controller Introduction .............................................................................................................. 14
6.2 Operation of Smart Control (Smart Phone, Tablet PC) For G ree.....................................................19
6.3 Operation of Smart Control (Smart Phone, Tablet PC) .....................................................................33
6.4 Brief Description of Modes and Functions.............................................................................................46
Part II : Installation and Maintenance......................................... 51
7. Notes for Installation and Maintenance............................................................. 51
8. Installation............................................................................................................................................. 55
8.1 Installation Dimension Diagram............................................................................................................... 55
8.2 Installation Parts-checking ...................................................................................................................... 57
8.3 Selection of Installation Location............................................................................................................. 57
8.4 Electric Connection Requirement............................................................................................................57
8.5 Installation of Indoor Unit...........................................................................................................................57
8.6 Installation of Outdoor U nit....................................................................................................................... 60
8.7 Vacuum Pumping and Leak D etection................................................................................................... 61
8.8 Check after Installation and Test O peration..........................................................................................61
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Service Manual
9. Maintenance...................................................................................62
9.1 Error Code L is t.............................................................................................................................................. 62
9.2 Procedure of Troubleshooting....................................................................................................................69
9.3 Maintenance Method for Normal Malfunction......................................................................................... 83
10. Exploded View and Parts List
................................................... 85
10.1 Indoor U nit....................................................................................................................................................85
10.2 Outdoor U nit.................................................................................................................................................87
11. Removal Procedure.................................................................... 89
11.1 Removal Procedure of Indoor U n it......................................................................................................... 89
11.2 Removal Procedure of Outdoor U n it......................................................................................................94
Appendix:...................................................................................................................................................... io o
Appendix 1: Reference Sheet of Celsius and Fahrenheit........................................................................ 100
Appendix 2: Configuration of Connection Pipe............................................................................................100
Appendix 3: Pipe Expanding M ethod.............................................................................................................101
Appendix 4: List of Resistance for Temperature Sensor...........................................................................102
Table of Contents %

Service Manual
Part I : Technical Information
1. Summary
Indo or Unit:
GWH18YE-S6DBA2A/I
GWH24YE-S6DBA2A/I
O utdo or Unit:
GWH18YE-S6DBA2A/O
GWH24YE-S6DBA2A/O
Rem ote C ontroller:
YAG1FB
Technical Information %1

Service Manual
2. Specifications
2.1 Specification Sheet
Model GW H18YE-S6DBA2A GWH24YE-S6DBA2A
Product Code CB466000400 CB466000300
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 7000
Heating Capacity W 5570 7000
Cooling Power Input W 1320 1840
Heating Power Input W 1320 1750
Cooling Power Current A 5.9 11
Heating Power Current A 5.9 10.76
Rated Input W 3300 3700
Rated Current A / /
Air Flow Volume(SH/H/M/L/SL) m3/h 1200/1150/950/780/- 1250/1100/950/850/-
Dehumidifying Volume L/h 1.8 2
EER W/W 4.02 3.8
COP W/W 4.22 4
SEER W/W 6.6 6.5
HSPF W/W / /
Application Area m2 23-34 32-50
Model of indoor unit GWH18YE-S6DBA2A/I GWH24YE-S6DBA2A/I
Indoor Unit Product Code CB466N00400 CB466N00300
Fan Type Cross-flow Cross-flow
Diameter Length(DXL) mm 0108X830 0106X890
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 1250/1150/1100/1000/900/850/800/- 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 pF / /
Input of Heater W / /
Evaporator Form Aluminum Fin-copper Tube Aluminum Fin-copper Tube
Indoor Unit Pipe Diameter mm 0 7 0 7
Row-fin Gap mm 2-1.4 2-1.5
Coil Length (LXDXW) mm 845X25.4X342.9 845X25.4X381
Swing Motor Model MP35CP/MP24HF MP35CJ
Output of Swing Motor W 2.5/1.5 2.5
Fuse A 3.15 3.15
Sound Pressure Level (SH/H/M/L/SL) dB (A) 48/45/43/40/37/35/33 50/46/43/41/39/37/35/27
Sound Power Level (SH/H/M/L/SL) dB (A) 60/57/55/52/49/47/45 64/60/57/55/53/51/49/41
Dimension (WXHXD) mm 1101X327X249 1101X327X249
Dimension of Carton Box (LXWXH) mm 1164X402X339 1164X402X339
Dimension of Package (LXWXH) mm 1167X405X354 1167X405X354
Net Weight kg 16.5 16.5
Gross Weight kg 20 20
20 Technical Information

Service Manual
Model of Outdoor Unit GWH18YE-S6DBA2A/O(LCLH) GW H24YE-S6DBA2A/O(LCLH)
Outdoor Unit Product Code CB466W00400 CB466W00300
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 07 07
Rows-fin 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
Outdoor Unit Fan Motor RLA A 0.65 0.65
Fan Motor Capacitor pF / /
Air Flow Volume of Outdoor Unit m3/h 4000 4000
Fan Type Axial-flow Axial-flow
Fan Diameter mm 0550 0550
Defrosting Method Automatic Defrosting Automatic Defrosting
Climate Type T1 T1
Isolation I I
Moisture Protection IPX4 IPX4
Permissible Excessive Operating MPa 4.3 4.3
Pressure for the Discharge Side
Permissible Excessive Operating MPa 2.5 2.5
Pressure for the Suction Side
Sound Pressure Level (H/M/L) dB (A) 56/-/- 56/-/-
Sound Power Level (H/M/L) dB (A) 63/-/- 66/-/-
Dimension (WXHXD) mm 1000X790X427 1000X790X427
Dimension of Carton Box (LXWXH) mm 1080X485X840 1080X485X840
Dimension of Package (LXWXH) mm 1083X488X855 1083X488X855
Net Weight kg 64 65
Gross Weight kg 69 70
Refrigerant R32 R32
Refrigerant Charge kg 1.5 2.0
Length m 5 7.5
Gas Additional Charge g/m 40 50
Connection
Pipe
Outer Diameter Liquid Pipe mm 06 06
Outer Diameter Gas Pipe mm 0 16 016
Max Distance Height m 20 30
Max Distance Length m 40 50
Note: The connection pipe applies metric diameter.
The above data is subject to change without notice; please refer to the nameplate of the unit.
Technical Information %
3

Current(A)
Service Manual
2.2 Operation Characteristic Curve
0 20 40 60 80 100 120 0 20 40 60 80 100 120
Compressor Frequency(Hz) Compressor Frequency(Hz)
2.3 Capacity Variation Ratio According to Temperature
C ooling Heating
110
100
90
IS 80
o
TO
S_
'Ô
S. 70
re
60
50
21 23 25 27 29 31 33 35 37 39 41 43 4 5 4 7 49 51 53
Outdoor temp. (°C)
-
X\
-
Condition
Indoor:DB 27°C WB19°C
Indoor air flow: Super High
Pipe length:5 or 7.5m
Outdoor temp(°C)
40 Technical Information

Service Manual
2.4 Cooling and Heating Data Sheet in Rated Frequency
C oolin g:
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 18K 0.9 to 1.1 12 to 14 75 to 37 Super High High 52
27/19 35/24 24K 0.9 to 1.1 12 to 14 75 to 37 Super High High 72
H eatin g:
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 18K 2.8 to 3.0 70 to 35 2 to 4 Super High High 65
20/- 7/6 24K 2.8 to 3.0 70 to 35 2 to 4 Super High High 77
Instru ctio n:
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 or 7.5m.
2.5 Noise Curve
Super
High
Middle Middle
High Middle
High Low Low Super Low
60
58
<
m
T3
56
54
e
0
752
50
48
46
Hea ting --------
-------
N - Ctsoling
20 30 40 50 60 70 80 90 100
Compressor frequency(Hz)
Indoor fan motor rotating speed
Technical Information % 5

Service Manual
3. Outline Dimension Diagram
3.1 indoor Unit
W
218 685 198
Unit:mm
Model W H D
18/24K 1101 327 249
60 Technical Information

Service Manual
Technical Information %7