Gree GWH18QD-K6DNA1C Series User manual

GREE ELECTRIC APPLIANCES,INC.OF ZHUHAI
Change for Life
Service Manual
Models: GWH18QD-K6DNA1C
GWH18QD-K6DNA3C
GWH18QD-K6DNB2C
GWH18QD-K6DND4C
GWH18QD-K6DNE6C
GWH18QD-K6DNC2C
GWH18QD-K6DNE4C
GWH18QD-K6DNB6C
GWH18QD-K6DNB2A
GWH18QD-K6DNB8C
GWH18QD-K6DNB4A
GWH18QD-K6DNB4C
GWH18QD-K6DND6C
GWH24QD-K6DNB2A
GWH24QE-K6DNB2C
GWH24QE-K6DNB8C
GWH24QE-K6DNE4C
GWH24QE-K6DNB4C
GWH24QD-K6DNE4A
GWH24QD-K6DNC4A
GWH24QE-K6DNC8C
GWH24QE-K6DND6C
(Refrigerant R32)

Service Manual
Table of Contents
Table of Contents
Part Ė: Technical Information.......................................................................1
1. Summary......................................................................................................................1
..........................................................................................................4
...........................................................................................................4
 ......................................................................................12
 .......................................................12
 ...................................................13
....................................................................................................................14
3. Outline Dimension Diagram.......................................................................................15
3.1 Indoor Unit......................................................................................................................15
 ...................................................................................................................16
4. Refrigerant System Diagram....................................................................17
5. Electrical Part.........................................................................................................18
5.1 Wiring Diagram...............................................................................................................18
5.2 PCB Printed Diagram .....................................................................................................22
6. Function and Control......................................................................................24
 ...................................................................24
 .........................................................28
 ...................................................................33
........................................................37
......................................................................41
 ......................................................................................50
 ...............................................................................51
Part ė: Installation and Maintenance .................................................52
7. Notes for Installation and Maintenance..........................................52
8. Installation................................................................................................................56
8.1 Installation Dimension Diagram......................................................................................56
 ............................................................................................58
8.3 Selection of Installation Location....................................................................................58
 .............................................................................58
8.5 Installation of Indoor Unit................................................................................................58
Unit.............................................................................................61
 ...........................................................................62
Operation ...................................................................62

Service Manual
Table of Contents
9. Maintenance............................................................................................................63
..................................................................................63
 ........................................................................................65
.........................................................................84
10. Exploded View and Parts List ..............................................................86
10.1 Indoor Unit....................................................................................................................86
 ...............................................................................................................100
11. Removal Procedure.....................................................................................107
 .............................................................................107
 ..........................................................................112
Appendix:......................................................................................................................123
 ..................................................123
...................................................................123
Appendix 3: Pipe Expanding M .................................................................................124
Appendix 4: List of R ....................................................125

1
Technical Information
Service Manual
Part Ė: Technical Information
Indoor Unit
GWH18QD-K6DNA1C/I
GWH24QE-K6DNA1C/I
GWH18QD-K6DND4C/I
GWH24QE-K6DND4C/I
GWH18QD-K6DNC2C/I
GWH24QE-K6DNC2C/I
GWH18QD-K6DNE6C/I
GWH24QE-K6DNE6C/I
GWH18QD-K6DNB6C/I
GWH24QE-K6DNB6C/I
GWH18QD-K6DNA3C/I
GWH24QE-K6DNA3C/I
1. Summary

2Technical Information
Service Manual
GWH18QD-K6DNE4C/I
GWH24QE-K6DNE4C/I
GWH24QD-K6DNE4A/I
GWH18QD-K6DNB2A/I
GWH18QD-K6DNB2C/I
GWH24QD-K6DNB2A/I
GWH24QE-K6DNB2C/I
GWH18QD-K6DNB8C/I
GWH24QE-K6DNB8C/I
GWH18QD-K6DNB4A/I
GWH18QD-K6DNB4C/I
GWH24QE-K6DNB4C/I
GWH24QD-K6DNC4A/I
GWH24QE-K6DNC8C/I
GWH24QE-K6DND6C/I
GWH18QD-K6DND6C/I

3
Technical Information
Service Manual
Remote Controller
  
Outdoor Unit GWH24QE-K6DNA1C/O
GWH24QE-K6DNC2C/O
GWH24AAD-K6DNA1A/O
GWH18QD-K6DNA1C/O
GWH18AAD-K6DNA1A/O
No Model  Indoor model 
code   code Remote Controller
1 GWH18QD-K6DNA1C CB419012500 GWH18QD-K6DNA1C/I CB419N12500 GWH18QD-K6DNA1C/O CB419W12500


2 GWH18QD-K6DNA1C CB419012501 GWH18QD-K6DNA1C/I CB419N12500 GWH18QD-K6DNA1C/O CB419W12501
3 GWH18QD-K6DNA3C CB424005100 GWH18QD-K6DNA3C/I CB424N05100 GWH18QD-K6DNA1C/O CB419W12500
4 GWH18QD-K6DNC2C CB439009100 GWH18QD-K6DNC2C/I CB439N09100 GWH18QD-K6DNC2C/O CB439W09100
5 GWH18QD-K6DND4C CB464000400 GWH18QD-K6DND4C/I CB464N00400 GWH18QD-K6DNA1C/O CB419W12500
6 GWH18QD-K6DNE6C CB465000700 GWH18QD-K6DNE6C/I CB465N00700 GWH18QD-K6DNA1C/O CB419W12500
7 GWH18QD-K6DND4C CB464000401 GWH18QD-K6DND4C/I CB464N00401 GWH18QD-K6DNA1C/O CB419W12500
8 GWH18QD-K6DNE6C CB465000701 GWH18QD-K6DNE6C/I CB465N00701 GWH18QD-K6DNA1C/O CB419W12500
9 GWH18QD-K6DNB6C CB435007601 GWH18QD-K6DNB6C/I CB435N07600 GWH18QD-K6DNA1C/O CB419W12501
10 GWH18QD-K6DNE4C CB470001901 GWH18QD-K6DNE4C/I CB470N01900 GWH18QD-K6DNA1C/O CB419W12501
11 GWH18QD-K6DNB8C CB438007100 GWH18QD-K6DNB8C/I CB438N07100 GWH18QD-K6DNA1C/O CB419W12500
12 GWH18QD-K6DNB4A CB434010400 GWH18QD-K6DNB4A/I CB434N10400 GWH18AAD-K6DNA1A/O CB476W00200
13 GWH18QD-K6DNB4C CB434010500 GWH18QD-K6DNB4C/I CB434N10500 GWH18QD-K6DNA1C/O CB419W12500
14 GWH18QD-K6DND6C CB460003101 GWH18QD-K6DND6C/I CB460N03100 GWH18QD-K6DNA1C/O CB419W12501
15 GWH18QD-K6DNB2C CB432014901 GWH18QD-K6DNB2C/I CB432N14900
16 GWH18QD-K6DNB2A CB432011300 GWH18QD-K6DNB2A/I CB432N11300 GWH18AAD-K6DNA1A/O CB476W00200 
17 GWH24QE-K6DNA3C CB424005000 GWH24QE-K6DNA3C/I CB424N05000 GWH24QE-K6DNA1C/O CB419W12200

18 GWH24QE-K6DNA1C CB419012200 GWH24QE-K6DNA1C/I CB419N12200 GWH24QE-K6DNA1C/O CB419W12200
19 GWH24QE-K6DNA1C CB419012201 GWH24QE-K6DNA1C/I CB419N12200 GWH24QE-K6DNA1C/O CB419W12201
20 GWH24QE-K6DND4C CB464000100 GWH24QE-K6DND4C/I CB464N00100 GWH24QE-K6DNA1C/O CB419W12200
21 GWH24QE-K6DNE6C CB465000400 GWH24QE-K6DNE6C/I CB465N00400 GWH24QE-K6DNA1C/O CB419W12200
22 GWH24QE-K6DND4C CB464000101 GWH24QE-K6DND4C/I CB464N00101 GWH24QE-K6DNA1C/O CB419W12200
23 GWH24QE-K6DNE6C CB465000401 GWH24QE-K6DNE6C/I CB465N00401 GWH24QE-K6DNA1C/O CB419W12200
24 GWH24QE-K6DNB8C CB438007000 GWH24QE-K6DNB8C/I CB438N07000 GWH24QE-K6DNA1C/O CB419W12200
25 GWH24QE-K6DNE4C CB470001801 GWH24QE-K6DNE4C/I CB470N01800 GWH24QE-K6DNA1C/O CB419W12201
26 GWH24QE-K6DNB4C CB434010700 GWH24QE-K6DNB4C/I CB434N10700 GWH24QE-K6DNA1C/O CB419W12200
27 GWH24QE-K6DNC8C CB456003300 GWH24QE-K6DNC8C/I CB456N03300 GWH24QE-K6DNA1C/O CB419W12200
28 GWH24QE-K6DND6C CB460003701 GWH24QE-K6DND6C/I CB460N03700
GWH24QE-K6DNA1C/O CB419W1220129 GWH24QE-K6DNB6C CB435007401 GWH24QE-K6DNB6C/I CB435N07400
30 GWH24QE-K6DNB2 CB432015001 GWH24QE-K6DNB2C/I CB432N15000 
31 GWH24QD-K6DNB2A CB432011400 GWH24QD-K6DNB2A/I CB432N11400 GWH24AAD-K6DNA1A/O CB476W00100 
32 GWH24QE-K6DNC2C CB439009300 GWH24QE-K6DNC2C/I CB439N09300 GWH24QE-K6DNC2C/O CB439W09300 
33 GWH24QD-K6DNE4A CB470002500 GWH24QD-K6DNE4A/I CB470N02500 GWH24AAD-K6DNA1A/O CB476W00100 
34 GWH24QD-K6DNC4A CB444007700 GWH24QD-K6DNC4A/I CB444N07700 GWH24AAD-K6DNA1A/O CB476W00100

WiFi

4Technical Information
Service Manual


Parameter Unit 
Model
1.GWH18QD-K6DNA1C
2.GWH18QD-K6DNA3C
3.GWH18QD-K6DND4C
4.GWH18QD-K6DNE6C
5.GWH18QD-K6DNB8C
6.GWH18QD-K6DNB4C
1.GWH18QD-K6DNA1C
2.GWH18QD-K6DNE4C
3.GWH18QD-K6DNB6C
4.GWH18QD-K6DND6C
5.GWH18QD-K6DNB2C

1.CB419012500 2.CB424005100
3.CB464000400/CB464000401
4.CB465000700/CB465000701
5.CB438007100 6.CB434010500
1.CB419012501 2.CB470001901
3.CB435007601 4.CB460003101
5.CB432014901
Power

Rated Voltage V~ 220-240 220-240
 Hz 50 50
 1 1
  
Cooling Capacity W 5130 5130
Heating Capacity W 5280 5280
 W 1580 1580
 W 1420 1420
 A 7.0 7.0
 A 6.3 6.3
 W 2300 2600
 A 10.8 10.8
 m3 850/720/610/520/- 850/720/610/520/-
  1.8 1.8
EER W/W 3.25 3.25
COP W/W 3.72 3.72
SEER W/W 6.1 6.1
 W/W 4.0/5.1/3.4 4.0/5.1/3.4
Application Area m223-34 23-34
Indoor
Unit
Indoor Unit Model
1.GWH18QD-K6DNA1C/I
2.GWH18QD-K6DNA3C/I
3.GWH18QD-K6DND4C/I
4.GWH18QD-K6DNE6C/I
5.GWH18QD-K6DNB8C/I
1.GWH18QD-K6DNA1C/I
2.GWH18QD-K6DNE4C/I
3.GWH18QD-K6DNB6C/I
4.GWH18QD-K6DND6C/I
5.GWH18QD-K6DNB2C/I

1.CB419N12500 2.CB424N05100
3.CB464N00400/CB464N00401
4.CB465N00700/CB465N00701
5.CB438N07100 6.CB434N10500
1.CB419N12500 2.CB470N01900
3.CB435N07600 4.CB460N03100
5.CB432N14900
  
 mm  
Cooling Speed(SH/H/M//L/SL) r/min 1230/1130/1030/800/- 1230/1130/1030/800/-
Heating Speed(SH/H/M//L/SL) r/min 1350/1200/1050/900/- 1350/1200/1050/900/-
 W 35 35
 A 0.35 0.35
  2.5 2.5
  
 mm  
 mm 2-1.4 2-1.4
 mm  
Swing Motor Model MP35CJ MP35CJ
 W 2.5 2.5
 A 3.15 3.15
 dB (A) 49/44/39/34/- 49/44/39/34/-
 dB (A) 59/54/49/44/- 59/54/49/44/-
 mm  
 mm  
 mm  
  13.5 13.5
  16.5 16.5

5
Technical Information
Service Manual

Unit
 GWH18QD-K6DNA1C/O GWH18QD-K6DNA1C/O
 CB419W12500 CB419W12501
 ZHUHAI LANDA COMPRESSOR
CO.,LTD
ZHUHAI LANDA COMPRESSOR
CO.,LTD
Compressor Model  
Compressor Oil 68DA 68DA
Compressor Type Rotary Rotary
Compressor LRA. A 25 25
Compressor RLA A 6.5 6.5
 W 1410 1410
 1NT11L-6233/KSD115đ/HPC
115/95
1NT11L-6233/KSD115đ/HPC
115/95
  
 ºC 16~30 16~30

Range ºC -15~43 -15~43

Range ºC -15~24 -20~24
  
Condenser Pipe Diameter mm  
 mm 2-1.4 2-1.4
 mm  
 rpm 780 780
 W 40 40
 A 0.62 0.62
  / /
 m3 2400 2400
  
 mm  
  
Climate Type T1 T1
Isolation I I
  

 MPa 4.3 4.3

 MPa 2.5 2.5
 dB (A) 56/-/- 56/-/-
 dB (A) 64/-/- 64/-/-
 mm  
 mm  
 mm  
  39 39
  42 42
Refrigerant R32 R32
  0.9 0.9
Connection
Pipe
 m 5 5
 g/m 16 16
 mm  
 mm  
 m 10 10
 m 25 25



6Technical Information
Service Manual
Parameter Unit 
Model
1.GWH24QE-K6DNA1C
2.GWH24QE-K6DNA3C
3.GWH24QE-K6DND4C
4.GWH24QE-K6DNE6C
5.GWH24QE-K6DNB8C
6.GWH24QE-K6DNB4C
7.GWH24QE-K6DNC8C
1.GWH24QE-K6DNA1C
2.GWH24QE-K6DNB6C
3.GWH24QE-K6DNE4C
4.GWH24QE-K6DND6C
5.GWH24QE-K6DNB2C

1.CB419012200 2.CB424005000
3.CB464000100/CB464000101
4.CB465000400/CB465000401
5.CB438007000 6.CB434010700
7.B456003300
1.CB419012201 2.CB435007401
3.CB470001801 4.CB460003701
5.CB432015001
Power

Rated Voltage V~ 220-240 220-240
 Hz 50 50
 1 1
  
Cooling Capacity W 6450 6450
Heating Capacity W 6450 6450
 W 1950 1950
 W 1735 1735
 A 8.4 8.4
 A 8.0 8.0
 W 3100 3100
 A 13.04 13.04
 m3 1250/1050/950/850/- 1250/1050/950/850/-
  2.0 2.0
EER W/W 3.3 3.3
COP W/W 3.71 3.71
SEER W/W 6.30 6.30
 W/W 4.0/5.1/3.3 4.0/5.1/3.3
Application Area m223-34 23-34
Indoor
Unit
Indoor Unit Model
1.GWH24QE-K6DNA1C/I
2.GWH24QE-K6DNA3C/I
3.GWH24QE-K6DND4C/I
4.GWH24QE-K6DNE6C/I
5.GWH24QE-K6DNB8C/I
6.GWH24QE-K6DNB4C/I
7.GWH24QE-K6DNC8C/I
1.GWH24QE-K6DNA1C/I
2.GWH24QE-K6DNB6C/I
3.GWH24QE-K6DNE4C/I
4.GWH24QE-K6DND6C/I
5.GWH24QE-K6DNB2C/I

1.CB419N12200 2.CB424N05000
3.CB464N00100/CB464N00101
4.CB465N00400/CB465N00401
5.CB438N07000 6.CB434N10700
7.CB456N03300
1.CB419N12200 2.CB435N07400
3.CB470N01800 4.CB460N03700
5.CB432N15000
  
 mm  
Cooling Speed(SH/H/M//L/SL) r/min 1250/1000/900/800/- 1250/1000/900/800/-
Heating Speed(SH/H/M//L/SL) r/min 1250/1000/900/850/- 1250/1000/900/850/-
 W 35 35
 A 0.35 0.35
  3 3
  
 mm  
 mm 2-1.4 2-1.4
 mm  
Swing Motor Model MP35CJ MP35CJ
 W 2.5 2.5
 A 3.15 3.15
 dB (A) 49/44/41/39/- 49/44/41/39/-
 dB (A) 63/59/56/53/- 63/59/56/53/-
 mm  
 mm  
 mm  
  16.5 16.5
  20 20

7
Technical Information
Service Manual

Unit
 GWH24QE-K6DNA1C/O GWH24QE-K6DNA1C/O
 CB419W12200 CB419W12201
 ZHUHAI LANDA COMPRESSOR
CO,LTD.
ZHUHAI LANDA COMPRESSOR
CO,LTD.
Compressor Model  
Compressor Oil  
Compressor Type Rotary Rotary
Compressor LRA. A 25 25
Compressor RLA A 11.50 11.50
 W 2400 2400
 1NT11L-6233 or HPC115/95/ or
KSD115ºC
1NT11L-6233 or HPC115/95/ or
KSD115ºC
  
 ºC 16~30 16~30

Range ºC -15~43 -15~43

Range ºC -15~24 -20~24
  
Condenser Pipe Diameter mm  
 mm 2-1.4 2-1.4
 mm  
 rpm 800 800
 W 60 60
 A 0.58 0.58
  / /
 m3 3200 3200
  
 mm  
  
Climate Type T1 T1
Isolation I I
  

 MPa 4.3 4.3

 MPa 2.5 2.5
 dB (A) 58/-/- 58/-/-
 dB (A) 68/-/- 68/-/-
 mm  
 mm  
 mm  
  52.5 52.5
  57 57
Refrigerant R32 R32
  1.7 1.7
Connection
Pipe
 m 5 5
 g/m 50 50
 mm  
 mm  
 m 10 10
 m 25 25



8Technical Information
Service Manual
Parameter Unit 
Model GWH18QD-K6DNC2C GWH24QE-K6DNC2C
 CB439009100 CB439009300
Power

Rated Voltage V~ 220-240 220-240
 Hz 50 50
 1 1
  
Cooling Capacity W 5130 6450
Heating Capacity W 5280 6450
 W 1580 1950
 W 1420 1735
 A 7.0 8.4
 A 6.3 8.0
 W 2300 3100
 A 10.8 13.04
 m3 850/720/610/520/- 1250/1050/950/850/-
  1.8 2.0
EER W/W 3.25 3.3
COP W/W 3.72 3.71
SEER W/W 6.1 6.30
 W/W 4.0/5.1/3.4 4.0/5.1/3.3
Application Area m223-34 27-42
Indoor
Unit
Indoor Unit Model GWH18QD-K6DNC2C/I GWH24QE-K6DNC2C/I
 CB439N09100 CB439N09300
  
 mm  
Cooling Speed(SH/H/M//L/SL) r/min 1230/1130/1030/800/- 1250/1000/900/800/-
Heating Speed(SH/H/M//L/SL) r/min 1350/1200/1050/900/- 1250/1000/900/850/-
 W 35 35
 A 0.35 0.35
  2.5 3
  
 mm  
 mm 2-1.4 2-1.4
 mm  
Swing Motor Model MP35CJ MP35CJ
 W 2.5 2.5
 A 3.15 3.15
 dB (A) 49/44/39/34/- 49/44/41/39/-
 dB (A) 59/54/49/44/- 63/59/56/53/-
 mm  
 mm  
 mm  
  13.5 16.5
  16.5 20

9
Technical Information
Service Manual

Unit
 GWH18QD-K6DNC2C/O GWH24QE-K6DNC2C/O
 CB439W09100 CB439W09300
 ZHUHAI LANDA COMPRESSOR
CO.,LTD
ZHUHAI LANDA COMPRESSOR
CO,LTD.
Compressor Model  
Compressor Oil 68DA 
Compressor Type Rotary Rotary
Compressor LRA. A 25 25
Compressor RLA A 6.5 11.50
 W 1410 2400
 1NT11L-6233/KSD115đ/HPC
115/95
1NT11L-6233 or HPC115/95/ or
KSD115ºC
  
 ºC 16~30 16~30

Range ºC -15~43 -15~43

Range ºC -15~24 -22~24
  
Condenser Pipe Diameter mm  
 mm 2-1.4 2-1.4
 mm  
 rpm 780 800
 W 40 60
 A 0.62 0.58
  / /
 m3 2400 3200
  
 mm  
  
Climate Type T1 T1
Isolation I I
  

 MPa 4.3 4.3

 MPa 2.5 2.5
 dB (A) 56/-/- 58/-/-
 dB (A) 64/-/- 68/-/-
 mm  
 mm  
 mm  
  39 52.5
  42 57
Refrigerant R32 R32
  0.9 1.7
Connection
Pipe
 m 5 5
 g/m 16 50
 mm  
 mm  
 m 10 10
 m 25 25



10 Technical Information
Service Manual
Model GWH18QD-K6DNB2A
GWH18QD-K6DNB4A
GWH24QD-K6DNB2A
GWH24QD-K6DNE4A
GWH24QD-K6DNC4A
 CB434010400
CB432011400
CB470002500
CB444007700
Power

Rated Voltage V~ 220-240 220-240
 Hz 50 50
 1 1
  
Cooling Capacity W 5130 6155
Heating Capacity W 5280 6448
 W 1600 1760
 W 1450 1860
 A 7.0 7.7
 A 6.3 8.1
 W 2300 2600
 A 10.8 10.9
Rated Heating  A 12 11.3
 m3 850/720/610/520/- 850/720/610/520/-
  1.8 1.8
EER W/W 3.21 3.5
COP W/W 3.64 3.47
SEER W/W 6.1 6.1
 W/W / /
Application Area m223-34 23-24
Indoor Unit
Model of Indoor Unit GWH18QD-K6DNB2A/I
GWH18QD-K6DNB4A/I
GWH24QD-K6DNB2A/I
GWH24QD-K6DNE4A/I
GWH24QD-K6DNC4A/I

CB434N10400
CB432N11400
CB470N02500
CB444N07700
  
 mm  
 r/min 1230/1130/1030/800/- 1230/1130/1030/800/-
 r/min 1350/1200/1050/900/- 1350/1200/1050/900/-
 W 35 35
 A 0.35 0.35
  2.5 2.5
 W / /
  
Pipe Diameter mm  
 mm 2-1.4 2-1.4
 mm  
Swing Motor Model MP35CP MP35CP
 W 2.5 2.5
 A 3.15 3.15
 dB (A) 48/44/39/34/- 48/44/40/34/-
 dB (A) 58/54/49/44/- 58/54/50/44/-
 mm  
 mm  
 mm  
  13.5 13.5
  16.5 16.5

11
Technical Information
Service Manual


 GWH18AAD-K6DNA1A/O GWH24AAD-K6DNA1A/O
 CB476W00200 CB476W00100
 ZHUHAI LANDA COMPRESSOR
CO.,LTD
ZHUHAI LANDA COMPRESSOR
CO.,LTD
Compressor Model  
Compressor Oil 68DA 68DA
Compressor Type Rotary Rotary
L.R.A. A 25 25
Compressor RLA A 6.5 6.5
 W 1410 1410
 1NT11L-6233/KSD115oC/HPC 115/95 1NT11L-6233/KSD115oC/HPC 115/95
  
Operation Temp oC 16~30 16~30
 oC -15~43 -15~43
 oC -15~24 -15~24
  
Pipe Diameter mm  
 mm 2-1.4 2-1.4
 mm  
 rpm 780 780
 W 40 60
 A 0.62 0.49
  / /
 m3 2400 3200
  
 mm  
 / /
Climate Type T1 T1
Isolation I I
  

 MPa 4.3 4.3

 MPa 2.5 2.5
 dB (A) 56/-/- 57/-/-
 dB (A) 66/-/- 67/-/-
 mm  
 mm  
 mm  
  39 49
  42 50.5
Refrigerant R32 R32
  0.9 1.3
Connection
Pipe
 m 5 5
 g/m 16 40
 mm  
 mm  
 m 10 10
 m 25 25


12 Technical Information
Service Manual
2.2 Operation Characteristic Curve
2.3 Capacity Variation Ratio According to Temperature
0 10 20 30 40 50 60 70 90 0 10 20 30 40 50 60 70 80 90 100 120110
80
11
10
9
8
7
6
5
4
3
2
1
0
Compressor speed (rps)
)A(tnerruC
11
10
9
8
7
6
5
4
3
2
1
0
Compressor speed (rps)
)A(tnerruC
220V
230V
240V
220V
230V
240V
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
Cooling Heating
32 33 34 35 36 37 38 39 43 –15 –10 –5
40 41 42
100
105
95
90
85
80
75
70
65
60
55
50
110
100
90
80
70
60
50
40
05710
Conditions
Indoor:DB27°C/WB19°C
Indoor air flow:Super High
Pipe length: 5m
Conditions
Indoor:DB20°C/WB15°C
Indoor air flow:Super High
Pipe length: 5m
Outdoor temp.(°C) Outdoor temp.(°C)
Capacity ratio (%) Capacity ratio (%)
Cooling Heating
32 33 34 35 36 37 38 39 43
40 41 42
100
105
95
90
85
80
75
70
65
60
55
50
Conditions
Indoor:DB27°C/WB19°C
Indoor air flow:Super High
Pipe length: 5m
Outdoor temp.(°C)
Capacity ratio (%)
30
40
50
60
70
80
90
100
110
120
10
-5057-10-15-20
Outdoor temp.(oC)
Capacity ratio(%)
Conditions
Indoor:DB20°C/WB15°C
Indoor air flow:Super High
Pipe length: 5m
Cooling Heating



13
Technical Information
Service Manual
2.4 Cooling and Heating Data Sheet in Rated Frequency
Rated cooling

(DB/WB) Model

connecting indoor and








Compressor

(Hz)
Indoor  P (MPa)  
27/19 35/24 18K 0.9 to 1.1 12 to 14 75 to 37   52
24K 72


(DB/WB) Model

connecting indoor and








Compressor

(Hz)
Indoor  P (MPa)  
20/- 7/6 18K 2.2 to 2.4 70 to 35 2 to 4   65
24K 77
Instruction:




Cooling:
Heating:
Cooling Heating

32 33 34 35 36 37 38 39 43
40 41 42
100
105
95
90
85
80
75
70
65
60
55
50
Conditions
Indoor:DB27°C/WB19°C
Indoor air flow:Super High
Pipe length: 5m
Outdoor temp.(°C)
Capacity ratio (%)
30
40
50
60
70
80
90
100
110
120
10-5057-10-15-22
Outdoor temp.(oC)
Capacity ratio(%)
Conditions
Indoor:DB20°C/WB15°C
Indoor air flow:Super High
Pipe length: 5m

14 Technical Information
Service Manual
2.5 Noise Curve
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
50
52
54
56
58
60
62
64
68
20 03045060708090
Noise dB(A)
18K
24K
24K
18K

15
Technical Information
Service Manual
3. Outline Dimension Diagram
3.1 Indoor Unit
W
24K
18K
D
H
79
154
43
206 685 187
Φ70 Φ70
43
104 685 181
140
190
38
Φ55 Φ55
38
Model W H D
18K 970 300 224
24K 1078 325 246
Unit:mm

16 Technical Information
Service Manual
899
818
596
378
303
343
550
Unit:mm
340
963
700
396
890
560
364
Unit:mm
3.2 Outdoor Unit
18K
24K

17
Technical Information
Service Manual
4. Refrigerant System Diagram




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 Electric
expand
valve
Strainer
Compressor
Accumlator