Cooper & Hunter CHML-U14NK2 User manual

Change for Life
Service Manual
Models: CHML-U14NK2
CHML-U18NK3
CHML-U21NK3
CHML-U24NK3
CHML-U28NK4
(Refrigerant:R410A)

Service Manual
Table of Contents
Table of Contents
Part Ⅰ: Technical Information...............................................................................1
1. Summary..............................................................................................................................1
2. Specications..................................................................................................................2
3. Outline Dimension Diagram..............................................................................12
4. Refrigerant System Diagram............................................................................14
5. Electrical Part.................................................................................................................15
5.1 Wiring Diagram.......................................................................................................................15
5.2 PCB Printed Diagram .............................................................................................................20
6. Function and Control..............................................................................................22
Part Ⅱ: Installation and Maintenance .........................................................25
7. Notes for Installation and Maintenance..................................................25
8. Installation Manual....................................................................................................27
8.1 Electrical Connections............................................................................................................28
8.2 Installing the Outdoor Unit......................................................................................................31
8.3 Installation Dimension Diagram..............................................................................................32
8.4 Check after Installation...........................................................................................................33
9. Maintenance....................................................................................................................34
9.1 Precautions before Performing Inspection or Repair .............................................................34
9.2 Flashing LED of Indoor/Outdoor Unit and Primary Judgement .............................................35
9.3 Malfunction Checking and Elimination ...................................................................................36
9.4 Maintenance Method for Normal Malfunction.........................................................................49
10. Exploded View and Parts List ......................................................................51
11. Removal Procedure...............................................................................................71
Appendix:................................................................................................................................90
Appendix 1: Reference Sheet of Celsius and Fahrenheit ............................................................90
Appendix 2: Conguration of Connection Pipe.............................................................................90
Appendix 3: Pipe Expanding Method ...........................................................................................91
Appendix 4: List of Resistance for Temperature Sensor ..............................................................92

1
Technical Information
Service Manual
1. Summary
Part Ⅰ: Technical Information
Outdoor Unit
CHML-U18NK3
CHML-U21NK3
CHML-U14NK2
CHML-U24NK3
CHML-U28NK4

2Technical Information
Service Manual
2. Specications
Model CHML-U14NK2(LCLH) CHML-U14NK2
Product Code CB228W06500 CB228W06501
Power
supply
Rated Voltage V~ 220-240 220-240
Rated Frequency Hz 50 50
Phases 1 1
Cooling capacity(max~min) W 4100(2052~4396) 4100(2052~4396)
Heating capacity(max~min) W 4400(2491~5422) 4400(2491~5422)
Cooling Power Input(max~min) W 1200 1200
Heating Power Input(max~min) W 1180 1180
Cooling Current Input A 5.32 5.32
Heating Current Input A 5.10 5.10
Rated Power Input W 1780 1780
Rated Current A 7.90 7.90
SEER W/W 6.10 6.10
SCOP W/W 4.00 4.00
Outdoor
Unit
Compressor Trademark ZHUHAI LANDA COMPRESSOR
CO.,LTD
ZHUHAI LANDA COMPRESSOR
CO.,LTD
Compressor Model QXA-B141zF030A QXA-B141zF030A
Compressor Refrigerant Oil Type RB68EP RB68EP
Compressor Type Inverter Rotary Inverter Rotary
L.R.A A 25 25
Compressor Rated Load Amp (RLA) A 7.2 7.2
Compressor Power Input W 1440 1440
Compressor Thermal Protector "1NT11L-6233
KSD115OCHPC115/95U1"
"1NT11L-6233
KSD115OCHPC115/95U1"
Throttling Method Electron expansion valve Electron expansion valve
Cooling Operation Ambient Temperature Range OC -15~43 18~43
Heating Operation Ambient Temperature Range OC -20~24 -15~24
Condenser Material Aluminum Fin-copper Tube Aluminum Fin-copper Tube
Condenser Pipe Diameter mm Φ9.52 Φ9.52
Rows-Fin Gap(mm) mm 2-1.4 2-1.4
Coil length (l) X height (H) X coil width (L) mm 800X44X559 800X44X559
Fan Motor Speed (rpm) (H/M/L) rpm 900 900
Output of Fan Motor W 30 30
Fan Motor RLA A / /
Fan Motor Capacitor μF / /
Air Flow Volume of Outdoor Unit m3/h 2600 2600
Fan Type-Piece Axial-ow Axial-ow
Fan Diameter mm Φ438-116 Φ438-116
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
Dimension (W/H/D) mm 903X596X378 903X596X378
Dimension of Package (L/W/H) mm 945X417X630 945X417X630
Dimension of Package(L/W/H) mm 948X420X645 948X420X645
Net Weight kg 43 43
Gross Weight kg 46 46
efrigerant Charge R410A R410A
Refrigerant Charge kg 1.40 1.40

3
Technical Information
Service Manual
Outdoor
Unit
Cross-sectional Area of Power Cable Conductor mm2/ /
Recommended Power Cable(Core) N 3 3
Connection Pipe Connection Method - Flare Connection Flare Connection
Not Additional Gas Connection Pipe Length m 10 10
Connection Pipe Gas Additional Charge g/m 20 20
Outer Diameter of Liquid Pipe(C&H Allocation)
(Metric) mm Φ6 Φ6
Outer Diameter of Gas Pipe(C&H Allocation)
(Metric) mm Φ9.52 Φ9.52
Outer Diameter of Liquid Pipe(C&H Allocation)
(Metric) mm Φ6 Φ6
Outer Diameter of Gas Pipe(C&H Allocation)
(Metric) mm Φ9.52 Φ9.52
Connection Pipe Max. Height Distance(indoor and
indoor) m 5 5
Max. equivalent connection pipe length(outdoor to
last indoor) m 10 10
Connection Pipe Max. Length Distance(total lenght) m 20 20
The above data is subject to change without notice; please refer to the nameplate of the unit.

4Technical Information
Service Manual
Model CHML-U18NK3(LCLH) CHML-U18NK3
Product Code CB228W06300 CB228W06301
Power
supply
Rated Voltage V~ 220-240 220-240
Rated Frequency Hz 50 50
Phases 1 1
Cooling capacity(max~min) W 5200(2140~5800) 5200(2140~5800)
Heating capacity(max~min) W 5400(2579~5920) 5400(2579~5920)
Cooling Power Input(max~min) W 1450 1450
Heating Power Input(max~min) W 1450 1450
Cooling Current Input A 6.88 6.88
Heating Current Input A 6.43 6.43
Rated Power Input W 1780 1780
Rated Current A 7.90 7.90
SEER W/W 6.1 6.1
SCOP W/W 4.0 4.0
Outdoor
Unit
Compressor Trademark ZHUHAI LANDA COMPRESSOR
CO.,LTD
ZHUHAI LANDA COMPRESSOR
CO.,LTD
Compressor Model QXA-B141zF030A QXA-B141zF030A
Compressor Refrigerant Oil Type RB68EP RB68EP
Compressor Type Inverter Rotary Inverter Rotary
L.R.A A 25 25
Compressor Rated Load Amp (RLA) A 7.2 7.2
Compressor Power Input W 1440 1440
Compressor Thermal Protector "1NT11L-6233
KSD115OCHPC115/95U1"
"1NT11L-6233
KSD115OCHPC115/95U1"
Throttling Method Electron expansion valve Electron expansion valve
Cooling Operation Ambient Temperature Range OC -15~43 18~43
Heating Operation Ambient Temperature Range OC -20~24 -15~24
Condenser Material Aluminum Fin-copper Tube Aluminum Fin-copper Tube
Condenser Pipe Diameter mm Φ7 Φ7
Rows-Fin Gap(mm) mm 2-1.4 2-1.4
Coil length (l) X height (H) X coil width (L) mm 851X38.1X660 851X38.1X660
Fan Motor Speed (rpm) (H/M/L) rpm 800 800
Output of Fan Motor W 60 60
Fan Motor RLA A / /
Fan Motor Capacitor μF / /
Air Flow Volume of Outdoor Unit m3/h 3 2 0 0 3 2 0 0
Fan Type-Piece Axial-ow Axial-ow
Fan Diameter mm Φ520-154 Φ520-154
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
Dimension (WXHXD) mm 963X700X396 963X700X396
Dimension of Package (LXWXH) mm 1026X455X735 1026X455X735
Dimension of Package(LXWXH) mm 1029X458X750 1029X458X750
Net Weight kg 51 51
Gross Weight kg 55 55
efrigerant Charge R410A R410A
Refrigerant Charge kg 1.60 1.60

5
Technical Information
Service Manual
The above data is subject to change without notice; please refer to the nameplate of the unit.
Outdoor
Unit
Cross-sectional Area of Power Cable Conductor mm2/ /
Recommended Power Cable(Core) N 3 3
Connection Pipe Connection Method - Flare Connection Flare Connection
Not Additional Gas Connection Pipe Length m 10 10
Connection Pipe Gas Additional Charge g/m 20 20
Outer Diameter of Liquid Pipe(C&H Allocation)
(Metric) mm Φ6 Φ6
Outer Diameter of Gas Pipe(C&H Allocation)
(Metric) mm Φ9.52 Φ9.52
Outer Diameter of Liquid Pipe(C&H Allocation)
(Metric) mm Φ6 Φ6
Outer Diameter of Gas Pipe(C&H Allocation)
(Metric) mm Φ9.52 Φ9.52
Connection Pipe Max. Height Distance(indoor and
indoor) m 5 5
Max. equivalent connection pipe length(outdoor to
last indoor) m 10 10
Connection Pipe Max. Length Distance(total lenght) m 20 20

6Technical Information
Service Manual
Model CHML-U21NK3(LCLH) CHML-U21NK3
Product Code CB228W06400 CB228W06401
Power
supply
Rated Voltage V~ 220-240 220-240
Rated Frequency Hz 50 50
Phases 1 1
Cooling capacity(max~min) W 6100(2198~7327) 6100(2198~7327)
Heating capacity(max~min) W 6500(3605~8499) 6500(3605~8499)
Cooling Power Input(max~min) W 1910 1910
Heating Power Input(max~min) W 1730 1730
Cooling Current Input A 8.47 8.47
Heating Current Input A 7.68 7.68
Rated Power Input W 2870 2870
Rated Current A 12.73 12.73
SEER W/W 6.1 6.1
SCOP W/W 4.0 4.0
Outdoor
Unit
Compressor Trademark ZHUHAI LANDA COMPRESSOR
CO.,LTD
ZHUHAI LANDA COMPRESSOR
CO.,LTD
Compressor Model QXAS-D23zX090B QXAS-D23zX090B
Compressor Refrigerant Oil Type RB68EP RB68EP
Compressor Type Inverter Rotary Inverter Rotary
L.R.A A 25 25
Compressor Rated Load Amp (RLA) A 11.5 11.5
Compressor Power Input W 2550 2550
Compressor Thermal Protector "1NT11L-6233KSD115OC
HPC115/95U1"
"1NT11L-6233KSD115OC
HPC115/95U1"
Throttling Method Electron expansion valve Electron expansion valve
Cooling Operation Ambient Temperature Range OC -15~43 18~43
Heating Operation Ambient Temperature Range OC -20~24 -15~24
Condenser Material Aluminum Fin-copper Tube Aluminum Fin-copper Tube
Condenser Pipe Diameter mm Φ9.52 Φ9.52
Rows-Fin Gap(mm) mm 2-1.4 2-1.4
Coil length (l) X height (H) X coil width (L) mm 851X38.1X660 851X38.1X660
Fan Motor Speed (rpm) (H/M/L) rpm 800 800
Output of Fan Motor W 60 60
Fan Motor RLA A / /
Fan Motor Capacitor μF / /
Air Flow Volume of Outdoor Unit m3/h 3 2 0 0 3 2 0 0
Fan Type-Piece Axial-ow Axial-ow
Fan Diameter mm Φ520-154 Φ520-154
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
Dimension (WXHXD) mm 963X700X396 963X700X396
Dimension of Package (LXWXH) mm 1026X455X735 1026X455X735
Dimension of Package(LXWXH) mm 1029X458X750 1029X458X750
Net Weight kg 62 62
Gross Weight kg 65.5 65.5
efrigerant Charge R410A R410A
Refrigerant Charge kg 2.2 2.2

7
Technical Information
Service Manual
The above data is subject to change without notice; please refer to the nameplate of the unit.
Outdoor
Unit
Cross-sectional Area of Power Cable Conductor mm2/ /
Recommended Power Cable(Core) N 3 3
Connection Pipe Connection Method - Flare Connection Flare Connection
Not Additional Gas Connection Pipe Length m 30 30
Connection Pipe Gas Additional Charge g/m 20 20
Outer Diameter of Liquid Pipe(C&H Allocation)
(Metric) mm Φ6 Φ6
Outer Diameter of Gas Pipe(C&H Allocation)
(Metric) mm Φ9.52 Φ9.52
Outer Diameter of Liquid Pipe(C&H Allocation)
(Metric) mm Φ6 Φ6
Outer Diameter of Gas Pipe(C&H Allocation)
(Metric) mm Φ9.52 Φ9.52
Outer Diameter of Liquid Pipe(C&H Allocation)
(Metric) mm Φ6 Φ6
Outer Diameter of Gas Pipe(C&H Allocation)
(Metric) mm Φ9.52 Φ9.52
Connection Pipe Max. Height Distance(indoor and
indoor) m 10 10
Max. equivalent connection pipe length(outdoor to
last indoor) m 20 20
Connection Pipe Max. Length Distance(total lenght) m 60 60

8Technical Information
Service Manual
Model CHML-U24NK3(LCLH) CHML-U24NK3
Product Code CB228W06600 CB228W06601
Power
supply
Rated Voltage V~ 220-240 220-240
Rated Frequency Hz 50 50
Phases 1 1
Cooling capacity(max~min) W 7100(2286~8499) 7100(2286~8499)
Heating capacity(max~min) W 8500(3664~8792) 8500(3664~8792)
Cooling Power Input(max~min) W 2180 2180
Heating Power Input(max~min) W 2280 2280
Cooling Current Input A 9.67 9.67
Heating Current Input A 10.12 10.12
Rated Power Input W 2870 2870
Rated Current A 12.73 12.73
SEER W/W 6.1 6.1
SCOP W/W 4.0 4.0
Outdoor
Unit
Compressor Trademark ZHUHAI LANDA COMPRESSOR
CO.,LTD
ZHUHAI LANDA COMPRESSOR
CO.,LTD
Compressor Model QXAS-D23zX090B QXAS-D23zX090B
Compressor Refrigerant Oil Type RB68EP RB68EP
Compressor Type Inverter Rotary Inverter Rotary
L.R.A A 25 25
Compressor Rated Load Amp (RLA) A 11.5 11.5
Compressor Power Input W 2550 2550
Compressor Thermal Protector "1NT11L-6233KSD115OC
HPC115/95U1"
"1NT11L-6233KSD115OC
HPC115/95U1"
Throttling Method Electron expansion valve Electron expansion valve
Cooling Operation Ambient Temperature Range OC -15~43 18~43
Heating Operation Ambient Temperature Range OC -20~24 -15~24
Condenser Material Aluminum Fin-copper Tube Aluminum Fin-copper Tube
Condenser Pipe Diameter mm Φ7 Φ7
Rows-Fin Gap(mm) mm 2-1.4 2-1.4
Coil length (l) X height (H) X coil width (L) mm 982.2X38.1X748 982.2X38.1X748
Fan Motor Speed (rpm) (H/M/L) rpm 800 800
Output of Fan Motor W 90 90
Fan Motor RLA A / /
Fan Motor Capacitor μF / /
Air Flow Volume of Outdoor Unit m3/h 3 2 0 0 3 2 0 0
Fan Type-Piece Axial-ow Axial-ow
Fan Diameter mm Φ520-120 Φ520-120
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
Dimension (WXHXD) mm 1001X790X427 1001X790X427
Dimension of Package (LXWXH) mm 1080X485X840 1080X485X840
Dimension of Package(LXWXH) mm 1083X488X855 1083X488X855
Net Weight kg 68 68
Gross Weight kg 73 73
efrigerant Charge R410A R410A
Refrigerant Charge kg 2.2 2.2

9
Technical Information
Service Manual
The above data is subject to change without notice. Please refer to the nameplate of the unit.
Outdoor
Unit
Cross-sectional Area of Power Cable Conductor mm2/ /
Recommended Power Cable(Core) N 3 3
Connection Pipe Connection Method - Flare Connection Flare Connection
Not Additional Gas Connection Pipe Length m 30 30
Connection Pipe Gas Additional Charge g/m 20 20
Outer Diameter of Liquid Pipe(C&H Allocation)
(Metric) mm Φ6 Φ6
Outer Diameter of Gas Pipe(C&H Allocation)
(Metric) mm Φ9.52 Φ9.52
Outer Diameter of Liquid Pipe(C&H Allocation)
(Metric) mm Φ6 Φ6
Outer Diameter of Gas Pipe(C&H Allocation)
(Metric) mm Φ9.52 Φ9.52
Outer Diameter of Liquid Pipe(C&H Allocation)
(Metric) mm Φ6 Φ6
Outer Diameter of Gas Pipe(C&H Allocation)
(Metric) mm Φ9.52 Φ9.52
Connection Pipe Max. Height Distance(indoor and
indoor) m 10 10
Max. equivalent connection pipe length(outdoor to
last indoor) m 20 20
Connection Pipe Max. Length Distance(total lenght) m 60 60

10 Technical Information
Service Manual
Model CHML-U28NK4(LCLH) CHML-U28NK4
Product Code CB228W06200 CB228W06201
Power
supply
Rated Voltage V~ 220-240 220-240
Rated Frequency Hz 50 50
Phases 1 1
Cooling capacity(max~min) W 8000(2286~10258) 8000(2286~10258)
Heating capacity(max~min) W 9300(3664~10258) 9300(3664~10258)
Cooling Power Input(max~min) W 2540 2540
Heating Power Input(max~min) W 2490 2490
Cooling Current Input A 15.71 15.71
Heating Current Input A 11.05 11.05
Rated Power Input W 3580 3580
Rated Current A 15.88 15.88
SEER W/W 6.1 6.1
SCOP W/W 4.0 4.0
Outdoor
Unit
Compressor Trademark ZHUHAI LANDA COMPRESSOR
CO.,LTD
ZHUHAI LANDA COMPRESSOR
CO.,LTD
Compressor Model QXAS-D23zX090B QXAS-D23zX090B
Compressor Refrigerant Oil Type RB68EP RB68EP
Compressor Type Inverter Rotary Inverter Rotary
L.R.A A 25 25
Compressor Rated Load Amp (RLA) A 11.5 11.5
Compressor Power Input W 2550 2550
Compressor Thermal Protector "1NT11L-6233KSD115OC
HPC115/95U1"
"1NT11L-6233KSD115OC
HPC115/95U1"
Throttling Method Electron expansion valve Electron expansion valve
Cooling Operation Ambient Temperature Range OC -15~43 18~43
Heating Operation Ambient Temperature Range OC -20~24 -15~24
Condenser Material Aluminum Fin-copper Tube Aluminum Fin-copper Tube
Condenser Pipe Diameter mm Φ7 Φ7
Rows-Fin Gap(mm) mm 2-1.4 2-1.4
Coil length (l) X height (H) X coil width (L) mm 982.2X38.1X748 982.2X38.1X748
Fan Motor Speed (rpm) (H/M/L) rpm 800 800
Output of Fan Motor W 90 90
Fan Motor RLA A / /
Fan Motor Capacitor μF / /
Air Flow Volume of Outdoor Unit m3/h 4000 4000
Fan Type-Piece Axial-ow Axial-ow
Fan Diameter mm Φ520-120 Φ520-120
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
Dimension (WXHXD) mm 1001X790X427 1001X790X427
Dimension of Package (LXWXH) mm 1080X485X840 1080X485X840
Dimension of Package(LXWXH) mm 1083X488X855 1083X488X855
Net Weight kg 69 69
Gross Weight kg 74 74
efrigerant Charge R410A R410A
Refrigerant Charge kg 2.60 2.60

11
Technical Information
Service Manual
Outdoor
Unit
Cross-sectional Area of Power Cable Conductor mm2/ /
Recommended Power Cable(Core) N 3 3
Connection Pipe Connection Method - Flare Connection Flare Connection
Not Additional Gas Connection Pipe Length m 40 40
Connection Pipe Gas Additional Charge g/m 20 20
Outer Diameter of Liquid Pipe(C&H Allocation)
(Metric) mm Φ6 Φ6
Outer Diameter of Gas Pipe(C&H Allocation)
(Metric) mm Φ9.52 Φ9.52
Outer Diameter of Liquid Pipe(C&H Allocation)
(Metric) mm Φ6 Φ6
Outer Diameter of Gas Pipe(C&H Allocation)
(Metric) mm Φ9.52 Φ9.52
Outer Diameter of Liquid Pipe(C&H Allocation)
(Metric) mm Φ6 Φ6
Outer Diameter of Gas Pipe(C&H Allocation)
(Metric) mm Φ9.52 Φ9.52
Connection Pipe Max. Height Distance(indoor and
indoor) m 10 10
Max. equivalent connection pipe length(outdoor to
last indoor) m 20 20
Connection Pipe Max. Length Distance(total lenght) m 70 70
The above data is subject to change without notice. Please refer to the nameplate of the unit.

12 Technical Information
Service Manual
3. Outline Dimension Diagram
892 341
396
963
560
700
368
(2)Models:CHML-U18NK3 CHML-U21NK3
(1)Model:CHML-U14NK2
Unit:mm
Unit:mm
303838
550
903 378
596
354

13
Technical Information
Service Manual
924 370
4271001
790
399
610
Unit:mm
(3)Models:CHML-U24NK3 CHML-U28NK4

14 Technical Information
Service Manual
4. Refrigerant System Diagram
outdoor
indoor
D1
C1
B1
A1
filter
A heat exchanger
gas -liquid separator
inverter compressor
discharge silencer
discharge temperature
sensor
SP
4-way valve
outdoor heat exchanger
fan
high pressure switch
B heat exchanger
C heat exchanger
D heat exchanger
filter
filter
filter
filter
C2
C3
D3
D2
B3
B2
A2
A3
A1:
A－unit electronic expansion valve B1:B-unit electronic expansion valve
C1:C-unit electronic expansion valve D1:D-unit electronic expansion valve
A2:A-unit gas pipe temperature sensor B2:B-unit gas pipe temperature senso
r
C2:C-unit gas pipe temperature sensor D2:D-unit gas pipe temperature senso
r
A3:
A－unit liquid pipe temperature sensor B3:B-unit liquid pipe temperature sensor
C3:C-unit liquid pipe temperature sensor D3:D-unit liquid pipe temperature senso
r

15
Technical Information
Service Manual
5. Electrical Part
5.1 Wiring Diagram
Symbol Symbol Color Symbol Symbol Color Symbol Name
WH White GN C&HN COMP Compressor
YE Yellow BN Brown Grouding wire
RD Red BU Blue
YEGN Yellow/C&Hn BK Black
VT Violet OG Orange
● Outdoor Unit
●Instruction
(1)Models:CHML-U14NK2(CB228W06500) CHML-U18NK3(CB228W06300)
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16 Technical Information
Service Manual
(2)Model:CHML-U14NK2(CB228W06501) CHML-U18NK3(CB228W06301)
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17
Technical Information
Service Manual
(5)Model:CHML-U24NK3(CB228W06600)
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18 Technical Information
Service Manual
(6)Model:CHML-U24NK4(CB228W06601)
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