Cooper & Hunter CH-S09FTXTB2S-W User manual

Heat Pump Air To Air
Split Air Conditioner
M ODELS :
SERVICE MANUAL
Designed by Cooper&Hunter International Corporation, Oregon, USA
www.cooperandhunter.com
For proper operation, please read and keep this manual carefully.
CH-S09FTXTB2S-W
CH-S 12 FTXTB2S-W
CH-S 18 FTXTB2S-W
CH-S 24 FTXTB2S-W
EN
ICY II Series

Service Manual
Table of Contents
Table of Contents
Part Ⅰ: Technical Information.......................................................................1
1. Summary......................................................................................................................1
2. Specications..........................................................................................................2
2.1 Specication Sheet...........................................................................................................2
2.2 Operation Characteristic Curve ........................................................................................4
2.3 Capacity Variation Ratio According to Temperature .........................................................4
2.4 Noise Curve......................................................................................................................5
2.5 Cooling and Heating Data Sheet in Rated Frequency .....................................................5
3. Outline Dimension Diagram........................................................................6
3.1 Indoor Unit........................................................................................................................6
3.2 Outdoor Unit .....................................................................................................................7
4. Refrigerant System Diagram......................................................................7
5. Electrical Part...........................................................................................................8
5.1 Wiring Diagram.................................................................................................................8
5.2 PCB Printed Diagram.....................................................................................................10
6. Function and Control......................................................................................12
6.1 Remote Controller Introduction .....................................................................................12
6.2 Operation of Smart Control (Smart Phone, Tablet PC) .................................................17
6.3 Operation of Smart Control (Smart Phone, Tablet PC) .................................................29
6.4 Brief Description of Modes and Functions......................................................................41
Part Ⅱ: Installation and Maintenance .................................................49
7. Notes for Installation and Maintenance..........................................49
8. Installation................................................................................................................51
8.1 Installation Dimension Diagram......................................................................................51
8.2 Installation Parts-checking ............................................................................................53
8.3 Selection of Installation Location....................................................................................53
8.4 Electric Connection Requirement...................................................................................53
8.5 Installation of Indoor Unit................................................................................................53
8.6 Installation of Outdoor Unit.............................................................................................56
8.7 Vacuum Pumping and Leak Detection ...........................................................................57
8.8 Check after Installation and Test Operation ...................................................................57

Service Manual
Table of Contents
9. Maintenance............................................................................................................58
9.1 Troubleshooting for Normal Malfunction.........................................................................58
9.2 Error Code List...............................................................................................................62
9.3 Troubleshooting for Main Malfunction ............................................................................67
10. Exploded View and Parts List..............................................................80
10.1 Indoor Unit....................................................................................................................80
10.2 Outdoor Unit .................................................................................................................82
11. Removal Procedure.......................................................................................84
11.1 Removal Procedure of Indoor Unit ...............................................................................84
11.2 Removal Procedure of Outdoor Unit ............................................................................91
Appendix:........................................................................................................................97
Appendix 1: Reference Sheet of Celsius and Fahrenheit ....................................................97
Appendix 2: Conguration of Connection Pipe.....................................................................97
Appendix 3: Pipe Expanding Method ...................................................................................98
Appendix 4: List of Resistance for Temperature Sensor ......................................................99

1
Service Manual
Technical Information
Part Ⅰ: Technical Information
1. Summary
Indoor Unit:
Outdoor Unit:
Remote Controller:

2
Service Manual
Technical Information
2. Specications
2.1 Specication Sheet
Model
CH-S09FTXTB2S-W
Product Code CB412003303
Power
Supply
Rated Voltage V~ 220-240
Rated Frequency Hz 50/60
Phases 1
Power Supply Mode Outdoor
Cooling Capacity W2600
Heating Capacity W3000
Cooling Power Input W600
Heating Power Input W650
Cooling Current Input A2.7
Heating Current Input A3.2
Rated Input W1600
Rated Current A7.1
Air Flow Volume(SH/H/MH/M/ML/L/SL) m3/h 650/600/550/500/450/400/350
Dehumidifying Volume L/h 0.8
EER W/W 4.33
COP W/W 4.62
SEER 8.5
HSPF /
Application Area m212-18
Indoor Unit
Indoor Unit Model
CH-S09FTXTB2S-W
Indoor Unit Product Code CB412N03303
Fan Type Cross-ow
Fan Diameter Length(DXL) mm Φ98X662
Cooling Speed(SH/H/MH/M/ML/L/SL) r/min 1300/1050/1000/900/800/700/500
Heating Speed(SH/H/MH/M/ML/L/SL) r/min 1300/1150/1080/1030/980/900/850
Fan Motor Power Output W15
Fan Motor RLA A0.07
Fan Motor Capacitor μF /
Evaporator Form Aluminum Fin-copper Tube
Evaporator Pipe Diameter mm Φ7
Evaporator Row-n Gap mm 2-1.5
Evaporator Coil Length (LXDXW) mm 662X25.4X305
Swing Motor Model MP24HA/MP24HB/MP24HC
Swing Motor Power Output W2
Fuse Current A3.15
Sound Pressure Level
(SH/H/MH/M/ML/L/SL) dB (A) 43/36/34/32/30/28/26
Sound Power Level
(SH/H/MH/M/ML/L/SL) dB (A) 55/48/46/44/42/40/38
Dimension (WXHXD) mm 866X292X209
Dimension of Carton Box (LXWXH) mm 940X372X286
Dimension of Package (LXWXH) mm 943X375X301
Net Weight kg 11
Gross Weight kg 13

3
Service Manual
Technical Information
The above data is subject to change without notice; please refer to the nameplate of the unit.
Outdoor
Unit
Outdoor Unit Model
CH-S09FTXTB2S-W
Outdoor Unit Product Code CB148W08400
Compressor Manufacturer ZHUHAI GREE DAIKIN DEVICE CO., LTD
Compressor Model 1GDY23AXD
Compressor Oil FVC50K
Compressor Type Rotary
Compressor LRA. A 16.5
Compressor RLA A 4
Compressor Power Input W 845
Compressor Overload Protector HPC 115/95
Throttling Method Electron expansion valve
Set Temperature Range °C 16~30
Cooling Operation Ambient
Temperature Range °C -15~54
Heating Operation Ambient
Temperature Range °C -30~24
Condenser Form Aluminum Fin-copper Tube
Condenser Pipe Diameter mm Φ7.94
Condenser Rows-n Gap mm 2.5-1.5
Condenser Coil Length (LXDXW) mm 733X57X550
Fan Motor Speed rpm 900/600
Fan Motor Power Output W 30
Fan Motor RLA A 0.15
Fan Motor Capacitor μF /
Outdoor Unit Air Flow Volume m3/h 2400
Fan Type Axial-ow
Fan Diameter mm Φ438
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) 54/-/-
Sound Power Level (H/M/L) dB (A) 63/-/-
Dimension (WXHXD) mm 899X596X378
Dimension of Carton Box (LXWXH) mm 945X417X630
Dimension of Package (LXWXH) mm 948X420X645
Net Weight kg 41
Gross Weight kg 44
Refrigerant R410A
Refrigerant Charge kg 1.2
Connection
Pipe
Connection Pipe Length m 5
Connection Pipe Gas Additional
Charge g/m 20
Outer Diameter Liquid Pipe mm Φ6.35
Outer Diameter Gas Pipe mm Φ9.52
Max Distance Height m 10
Max Distance Length m 15
Note: The connection pipe applies metric diameter.

4
Service Manual
Technical Information
Parameter Unit Value
Model CH-S12FTXTB2S-W
Product Code CB412002903
Power
Supply
Rated Voltage V~ 220-240
Rated Frequency Hz 50/60
Phases 1
Power Supply Mode Outdoor
Cooling Capacity(Min~Max) W 3500(1150~4000)
Heating Capacity(Min~Max) W 3650(2000-5300)
Cooling Power Input(Min~Max) W8100(215~1300)
Heating Power Input(Min~Max) W790(390~1900)
Cooling Current Input A 4.00
Heating Current Input A 4.00
Rated Input W 1900
Rated Current A 8.50
Air Flow Volume (SH/H/MH/M/ML/L/SL) m3/h 740/670/610/530/460/410/380
Dehumidifying Volume L/h 1.40
AEER 4.30
ACOP 4.60
SEER 7.80
SCOP Average:4.6
Colder:3.2
Application Area m216-24
Indoor Unit
Indoor Unit Model CH-S12FTXTB2S-W
Indoor Unit Product Code CB412N02903
Indoor Unit Fan Type Cross-ow
Indoor Unit Fan Diameter Length(DXL) mm Φ98X662
Cooling Speed (SH/H/MH/M/ML/L/SL) r/min 1350/1070/1000/900/800/700/500
Heating Speed (SH/H/MH/M/ML/L/SL) r/min 1350/1150/1080/1030/980/900/850
Indoor Unit Fan Motor Power Output W 15
Indoor Unit Fan Motor RLA A 0.07
Indoor Unit Fan Motor Capacitor μF /
Evaporator Form Aluminum Fin-copper Tube
Evaporator Pipe Diameter mm Φ7
Evaporator Row-n Gap mm 2-1.5
Evaporator Coil Length (LXDXW) mm 662X25.4X305
Swing Motor Model MP24HA/MP24HB/MP24HC
Swing Motor Power Output W 2.4/2.4/2.4
Fuse Current A 3.15
Sound Pressure Level (SH/H/MH/M/
ML/L/SL) dB (A) 45/36/34/32/28/24/22
Sound Power Level (SH/H/MH/M/ML/
L/SL) dB (A) 59/50/48/46/42/38/35
Dimension (WXHXD) mm 866X292X209
Dimension of Carton Box (LXWXH) mm 942X374X282
Dimension of Package (LXWXH) mm 945X377X297
Net Weight kg 11
Gross Weight kg 13

5
Service Manual
Technical Information
Outdoor Unit
Outdoor Unit Model CH-S12FTXTB2S-W
Outdoor Unit Product Code CB412W02901
Compressor Manufacturer ZHUHAI LANDA COMPRESSOR CO., LTD
Compressor Model QXAT-B096zE070
Compressor Oil 68EP
Compressor Type Rotary
Compressor Locked Rotor Amp (L.R.A) A40.00
Compressor Rated Load Amp (RLA) A 5.40
Compressor Power Input W 1130
Compressor Overload Protector 1NT11L-6233
Throttling Method Electron expansion valve
Set Temperature Range °C 16~30
Cooling Operation Ambient
Temperature Range °C -15~54
Heating Operation Ambient
Temperature Range °C -30~24
Condenser Form Aluminum Fin-copper Tube
Condenser Pipe Diameter mm Φ7
Condenser Rows-n Gap mm 2.5-1.4
Condenser Coil Length (LXDXW) mm 773X57X550
Outdoor Unit Fan Motor Speed rpm 850/700/600
Outdoor Unit Fan Motor Power Output W 30
Outdoor Unit Fan Motor RLA A 0.15
Outdoor Unit Fan Motor Capacitor μF /
Outdoor Unit Air Flow Volume m3/h 2000
Outdoor Unit Fan Type Axial-ow
Outdoor Unit Fan Diameter mm Φ438
Defrosting Method Automatic Defrosting
Climate Type T1
Isolation I
Moisture Protection IP24
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) 55/-/-
Sound Power Level (H/M/L) dB (A) 65/-/-
Dimension (WXHXD) mm 899X596X378
Dimension of Carton Box (LXWXH) mm 945X417X630
Dimension of Package (LXWXH) mm 948X420X645
Net Weight kg 43.5
Gross Weight kg 46.5
Refrigerant R410A
Refrigerant Charge kg 1.30
Connection
Pipe
Connection Pipe Length m 5
Connection Pipe Gas Additional
Charge g/m 20
Outer Diameter of Liquid Pipe mm Φ6.35
Outer Diameter of Gas Pipe mm Φ12.7
Max Distance Height m 10
Max Distance Length m 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.

6
Technical Information
Service Manual
Model
CH-S18FTXTB2S-W CH-S24FTXTB2S-W
Product Code CB412003202 CB412003101
Power SupplyRated Voltage V ～220-240 220-240
Rated Frequency Hz 50/60 50/60
Phases 1 1
Power Supply Mode Outdoor Outdoor
Cooling Capacity W 5275 7000
Heating Capacity W 5450 7000
Cooling Power Input W 1320 1920
Heating Power Input W 1200 1790
Cooling Power Current A 7.3 8.9
Heating Power Current A 7.1 8.7
Rated Input W 2500 3700
Rated Current A 12.6 16.4
Air Flow Volume(SH/H/MH/M/ML/L/SL) m3/h 950/870/790/710/630/560/480 1200/1130/1060/990/920/850/780
Dehumidifying Volume L/h 1.8 2.5
EER W/W 4.03.64
COP W/W 4.55 3.90
SEER 6.5 6.2
SCOP / /
Application Area m223-34 32-50
Indoor Unit
Model of indoor unit CH-S18FTXTB2S-W CH-S24FTXTB2S-W
Indoor Unit Product Code CB412N03202 CB412N03101
Fan Type Cross-ow Cross-ow
Diameter Length(DXL) mm Φ100X765 Φ106X890
Fan Motor Cooling Speed (SH/H/MH/M/ML/
L/SL) r/min 1200/1150/1050/950/850/750/650 1450/1300/1200/1100/1000/900/800
Fan Motor Heating Speed (SH/H/MH/M/ML/
L/SL) r/min 1350/1200/1100/1000/900/800/700 1450/1300/1200/1100/1000/900/800
Output of Fan Motor W 25 70
Fan Motor RLA A 0.1 0.28
Fan Motor Capacitor μF / /
Evaporator Form Aluminum Fin-copper Tube Aluminum Fin-copper Tube
Pipe Diameter mm Φ7 Φ7
Row-n Gap mm 2-1.5 2-1.5
Coil Length (LXDXW) mm 765X25.4X342.9 903X25.4X381
Swing Motor Model MP28VC/MP28VC/MP24AA MP35CJ/MP24HB/MP24HC
Output of Swing Motor W 2/2/1.5 2.5/1.5/1.5
Fuse A 3.15 3.15
Sound Pressure Level (SH/H/MH/M/ML/L/
SL) dB (A) 46/44/42/40/38/36/34 51/50/46/44/42/40/37
Sound Power Level (SH/H/MH/M/ML/L/SL) dB (A) 58/56/54/52/50/48/46 65/62/58/56/54/52/49
Dimension (WXHXD) mm 1018X319X230 1178X326X264
Dimension of Carton Box (LXWXH) mm 1094X394X325 1253X411X349
Dimension of Package (LXWXH) mm 1097X397X340 1256X414X364
Net Weight kg 14 17
Gross Weight kg 17 21

7
Technical 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 CH-S18FTXTB2S-W CH-S24FTXTB2S-W
Outdoor Unit Product Code CB412W03200 CB412W03100
Compressor Manufacturer/Trademark ZHUHAI LANDA COMPRESSOR
CO.,LTD ZHUHAI LANDACOMPRESSOR CO,LTD.
Compressor Model QXAT-B121zF070 QXAT-D20zF030
Compressor Oil 68EP RB68EP
Compressor Type Rotary Rotary
L.R.A. A 40 30
Compressor RLA A 6.6 11.3
Compressor Power Input W 1430 2476
Overload Protector 1NT11L-6233,HPC
115/95,KSD115ºC
1NT11L-6233,HPC
115/95,KSD115ºC
Throttling Method Electron expansion valve Electron expansion valve
Operation temp ºC 16~30 16~30
Ambient temp (cooling) ºC -15~54 -15~54
Ambient temp (heating) ºC -30~24 -30~24
Condenser Form Aluminum Fin-copper Tube Aluminum Fin-copper Tube
Pipe Diameter mm Φ7Φ7
Rows-n Gap mm 2-1.4 2-1.4
Coil Length (LXDXW) mm 823.5X38.1X660 945X38.1X748
Fan Motor Speed rpm 780 820
Output of Fan Motor W 60 90
Fan Motor RLA A 0.58 0.65
Fan Motor Capacitor μF / /
Air Flow Volume of Outdoor Unit m3/h 3200 4000
Fan Type Axial-ow Axial-ow
Fan Diameter mm Φ520 Φ550
Defrosting Method Automatic Defrosting Automatic Defrosting
Climate Type T1 T1
Isolation I I
Moisture Protection IP24 IP24
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) 56/-/- 58/-/-
Sound Power Level (H/M/L) dB (A) 65/-/- 68/-/-
Dimension (WXHXD) mm 963X700X396 1000X790X427
Dimension of Carton Box (LXWXH) mm 1026X455X735 1080X485X840
Dimension of Package (LXWXH) mm 1029X458X750 1083X488X855
Net Weight kg 51 65
Gross Weight kg 55.5 70
Refrigerant R410A R410A
Refrigerant Charge kg 1.65 2
Connection
Pipe
Length m 5 5
Gas Additional Charge g/m 20 50
Outer Diameter Liquid Pipe mm Φ6.35 Φ6.35
Outer Diameter Gas Pipe mm Φ12.7 Φ15.88
Max Distance Height m 10 10
Max Distance Length m 25 25
Note:The connection pipe applies metric diameter.

8
Service Manual
Technical Information
2.2 Operation Characteristic Curve
2.3 Capacity Variation Ratio According to Temperature
Cooling
0
2
4
6
8
10
150 20 30 40 50 5060 70 80 90 150 20 30 40 60 70 80 90
Compressor speed (rps)
Current (A)
09K
Heating
0
2
4
6
8
10
Compressor speed (rps)
Current (A)
09K
Condition
Indoor:DB27°C WB19°C
Indoor air flow: Super High
Pipe length: 5m
Condition
Indoor:DB20°C WB15°C
Indoor air flow:Super High
Pipe length: 5m
0
20
33 35 37 39 41 43 45
40
60
80
100
120
140
160
180
200
Outdoor temp.(°C)
Capacity ratio(%)
09K
12K
Outdoor temp.(°C)
Outdoor temp.(°C)
09K
12K
Cooling Heating
-6 -4 -2 04
0
20
40
60
80
100
120
140
160
200
Capacity ratio(%)
26 8 10
0
20
33 35 37 39 41 43 45
40
60
80
100
120
140
160
180
200
Outdoor temp.(°C)
Capacity ratio(%)
09K
Condition
Indoor:DB27°C WB19°C
Indoor air flow: Super High
Pipe length: 5m
09K
Cooling Heating
-20 -18 -14 -10 -2 2 6
0
20
40
60
80
100
120
140
160
180
200
Capacity ratio(%)
-6 10
Condition
Indoor:DB27°C WB19°C
Indoor air flow: Super High
Pipe length: 5m
Condition
Indoor:DB20°C
WB15°C
Indoor air flow:Super High
Pipe length: 5m
Condition
Indoor:DB20°C
WB15°C
Indoor air flow:Super High
Pipe length: 5m
Cooling
0
2
4
6
8
10
150 20 30 40 5
0 5
060 70 80 90 150 20 30 40 60 70 8
0 90
Compressor speed (rps)
Current (A)
Heating
0
2
4
6
8
10
Compressor speed (rps)
Current (A)
Condition
Indoor:DB27°C WB19°C
Outdoor:DB35°C WB24°C
Indoor air flow: Super High
Pipe length: 5m
Condition
Indoor:DB20°C
Outdoor:DB7°C
Indoor air flow:Super High
Pipe length: 5m
12K
12K
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
• 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
24K
24K
18K 18K
Cooling Heating

2.3 Capacity Variation Ratio According to Temperature
033 35 37 39 41 43 45
Outdoor temp.(°C) Outdoor temp.(°C)
Outdoor temp.(°C)
-6 -4 -2 04
026 8 10
0
20
33 35 37 39 41 43 45
40
60
80
100
120
140
160
180
200
Outdoor temp.(°C)
Capacity ratio(%)
09K
Indoor:DB27°C WB19°C
Indoor air flow: Super High
Pipe length: 5m
09K
Cooling Heating
-20 -18 -14 -10 -2 2 6
0
20
40
60
80
100
120
140
160
180
200
Capacity ratio(%)
-6 10
Condition
Indoor:DB20°C
WB15°C
Indoor air flow:Super High
Pipe length: 5m
Cooling Heating
-30 -1532 35 38 42 48
60
70
80
90
100
110
120
50
40 40
50
120
110
100
90
80
70
60
10
70-8-20
Outdoor Temp.(°C) Outdoor Temp.(°C)
• 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
Capacity ratio(%)
Capacity ratio(%)
9
Service Manual
Technical Information
12K, 18К, 24К

2.4 Noise Curve
SL L ML M MH H SH 30
35
40
45
50
55
Compressor speed (rps)
Noise/dB(A)
09K
0 8 20 30 40 50 60 70 80
90
10
15
20
25
30
35
40
45
50
Indoor fan motor rotating speed (rps)
Noise/dB(A)
09K
Indoor side noise Outdoor side noise
20
25
30
35
40
45
Super
High
Indoor fan motor rotating speed (rps)
Indoor Unit Outdoor Unit
Noise/dB(A)
12K
30
35
40
45
50
55
Compressor speed (rps)
Noise/dB(A)
High Middle
High Middle Middle Low Low Quiet 0 8 20 30 40 50 60 70 80
90
12K
24K
18K
20
30
40
50
SL L ML MHM H SH
Indoor fan motor rating speed
Noise/dB(A)
46
48
50
52
54
56
58
60
20 30 40 50 60 70 80 90 100
Compressor frequency(Hz)
Noise dB(A)
Heating
Cooling
Indoor side noise Outdoor side noise
10
Service Manual
Technical Information
09K
12K
18K, 24К

2.5 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
revolution
(rps)
Indoor Outdoor P (MPa) T1 (°C) T2 (°C)
27/19 35/– 09K 0.9~1.2 41 to 43 Super High High 34
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
revolution
(rps)
Indoor Outdoor P (MPa) T1 (°C) T2 (°C)
20/15 7/6 09K 2.0~2.6 3 to 5 Super High High 41
Cooling:
Heating:
13 to 15
33 to 36
Cooling:
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
revolution
(rps)
Indoor Outdoor P (MPa) T1 (°C) T2 (°C)
27/19 35/- 12K 0.9 ~ 1.2 12 to 14 39 to 43 TURBO High 54
Heating:
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
revolution
(rps)
Indoor Outdoor P (MPa) T1 (°C) T2 (°C)
20/15 7/6 12K 2.1 ~ 2.6 34 to 37 3 to 5 TURBO High 56
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
revolution
(rps)
Indoor Outdoor P (MPa) T1 (°C) T2 (°C)
27/19 35/24 18K 0.9~1.0 in:8~11
out:11~14 in:75~83
out:37~48 Super High High 73
27/19 35/24 24K 0.9~1.0 in:8~11
out:11~14 in:75~83
out:37~48 Super High High 75
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
revolution
(rps)
Indoor Outdoor P (MPa) T1 (°C) T2 (°C)
20/15 7/6 18K 2.2~2.4 in:75~83
out:37~45 in:1~3 out:2~6 Super High High 75
20/15 7/6 24K 2.2~2.4 in:75~83
out:37~45 in:1~3 out:2~6 Super High High 80
Cooling:
Heating:
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.
Service Manual
Technical Information
11

12
Service Manual
Technical Information
3. Outline Dimension Diagram
3.1 Indoor Unit
Unit:mm
09K
W
541137
132 60
138
35
Φ50
Φ50
D
H
Model W H D
09K 816 292 209

Unit:mm
Model W H D Q R S W1 W2
12K 866 292 209 162 541 163 160 80
W D
H
Q R S
Φ55Φ55
35
W2W1
2.5 Cooling and Heating Data Sheet in Rated Frequency
Service Manual
Technical Information
13

Unit:mm
Model W H D
18K 1018 319 230
24K 1178 326 264
130 100
50
178 747 253
Φ70 Φ70
144 685 189
55
44
Φ70
13
55
Φ70
119
W
H
D
18K
24K
Service Manual
Technical Information
14

15
Service Manual
Technical Information
3.2 Outdoor Unit
Unit:mm
899
818 303
378
596
596
CH-S09FTXTB2S-W
Unit:mm
596
354
899
303 838
378
550
CH-S12FTXTB2S-W
490

340
963
700
396
890
560
364
Unit:mm
427
1000
920
610
370
790
395
Unit:mm
Service Manual
Technical Information
16
CH-S18FTXTB2S-W
CH-S24FTXTB2S-W

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
Accumlator
Compressor
09K
4. Refrigerant System Diagram
Connection pipe specication:
Liquid : 1/4" (6 mm) Gas :1/2" (12mm) For 12K
INDOOR UNIT OUTDOOR UNIT
HEAT
EXCHANGE
(EVAPORATOR)
HEAT
EXCHANGE
(CONDENSER)
COMPRESSOR
GAS SIDE
3-WAY VALVE
LIQUID SIDE
2-WAY VALVE
COOLING
HEATING
Accumlator
Discharge
Suction
4-Way valve
Electron
Strainer Strainer
expansion
valve
Strainer Capillary
D
Strainer
Intercooler
Service Manual
Technical Information
17
12K, 18К, 24К