Read Panasonic CW-C180BN / CW-C240SN / CW-A180BN / CW-A240SN Service Manual online
CONTENTS
• PRODUCT SPECIFICATIONS ................................................................................................ 1
• DIMENSIONS .......................................................................................................................... 2
• WIRING DIAGRAM ............................................................................................................ 3 ~ 4
• REFRIGERATION CYCLE DIAGRAM..................................................................................... 5
• AIR CONDITIONER PERFORMANCE EVALUATION ............................................................ 5
• HOW TO INSTALL............................................................................................................. 6 ~ 7
• HOW TO OPERATE .......................................................................................................... 8 ~ 9
• TROUBLESHOOTING GUIDE .............................................................................................. 10
• CARE AND MAINTENANCE ................................................................................................. 11
• TECHNICAL DATA ............................................................................................................... 12
• EXPLODED VIEW ......................................................................................................... 13 ~ 14
• REPLACEMENT PARTS LIST .............................................................................................. 15
• ELECTRONIC CIRCUIT DIAGRAM ...................................................................................... 16
• DIMENSIONS .......................................................................................................................... 2
• WIRING DIAGRAM ............................................................................................................ 3 ~ 4
• REFRIGERATION CYCLE DIAGRAM..................................................................................... 5
• AIR CONDITIONER PERFORMANCE EVALUATION ............................................................ 5
• HOW TO INSTALL............................................................................................................. 6 ~ 7
• HOW TO OPERATE .......................................................................................................... 8 ~ 9
• TROUBLESHOOTING GUIDE .............................................................................................. 10
• CARE AND MAINTENANCE ................................................................................................. 11
• TECHNICAL DATA ............................................................................................................... 12
• EXPLODED VIEW ......................................................................................................... 13 ~ 14
• REPLACEMENT PARTS LIST .............................................................................................. 15
• ELECTRONIC CIRCUIT DIAGRAM ...................................................................................... 16
ORDER NO. MAC9604015C3
Panaso
nic
Panaso
nic
CW-C180BN
CW-A180BN
CW-A180BN
Service Manual
Room Air Conditioners
MODELS : CW-C180BN, CW-C240SN,
CW-A180BN, CW-A240SN.
CW-C240SN
CW-A240SN
CW-A240SN
CW-C180BN
– 1 –
WARNING
This service information is designed for experienced repair technicians only and is not designed for use by the general
public. It does not contain warnings or cautions to advise non-technical individuals of potential dangers in attempting
to service a product. Products powered by electricity should be serviced or repaired only by experienced professional technicians.
Any attempt to service or repair the product or products dealt with in this service information by anyone else could result in serious injury
or death.
public. It does not contain warnings or cautions to advise non-technical individuals of potential dangers in attempting
to service a product. Products powered by electricity should be serviced or repaired only by experienced professional technicians.
Any attempt to service or repair the product or products dealt with in this service information by anyone else could result in serious injury
or death.
!
PRODUCT SPECIFICATIONS
MODELS
CW-C180BN
CW-C240SN
CW-A180BN
CW-A240SN
COOLING
HEATING
COOLING
HEATING
CAPACITY
(Btu/h)
17,900 – 17,700
22,700 – 22,510
15,690 – 15, 510
15,340 – 14,830
21,140 – 20,630
20,800 – 19,780
(W)
5,250 – 5,200
6,650 – 6,600
4,600 – 4,550
4,500 – 4,350
6,200 – 6,050
6,100 – 5,800
MOISTURE REMOVAL
(
s
/h)
2.9
4.0
2.5
––
3.4
––
(Pints/h)
6.1
8.5
5.3
7.2
AIR CIRCULATION
(m
3
/min)
14.0
17.0
14.0
16.0
(Cft/min)
490
600
490
560
COMPRESSOR OUTPUT
(W)
1,700
2,200
1,700
2,200
ELECTRICAL
Phase
Single
DATA
Cycle (Hz)
50
Voltage (V)
240 – 220
Running
Current (A)
Current (A)
11.6 – 11.2
15.2 – 15.4
11.7 – 11.0
9.9 – 8.9
14.8 – 14.6
13.6 – 12.8
Starting
Current (A)
Current (A)
50
60
50
60
Input (W)
2,360 – 2,230
3,100 – 3,050
2,450 – 2,300
1,950 – 1,700
3,150 – 3,050
2,800 – 2,650
CABINET
Height (mm)
16 – 7/8" (428)
16 – 7/8" (428)
16 – 7/8" (428)
16 – 7/8" (428)
DIMENSIONS
Width (mm)
26" (660)
26" (660)
26" (660)
26" (660)
Depth (mm)
25 – 7/32" (640)
28 – 3/4" (730)
25 – 7/32" (640)
28 – 3/4" (730)
NET WEIGHT
(kg)
59
72
59
74
(Ibs)
130
160
130
164
REFRIGERANT (R-22)
(g)
980
1,350
1,090
1,030
(oz)
34.6
47.7
38.5
36.4
NOISE LEVEL High
Indoor dB (A)
52 – 51
58 – 57
52 – 51
52 – 51
58 – 58
––
Outdoor dB (A)
60 - 59
67 – 66
60 – 59
61 – 60
68 – 69
––
Low
Indoor dB (A)
49 – 48
54 – 53
49 – 48
48 – 47
54 – 54
––
Outdoor dB (A)
56 – 55
66 – 63
57 – 56
59 – 58
65 – 65
––
* Specifications are subject to change without notice for further improvement.
All illustration shown inside caters for models CW-C180BN, CW-A180BN unless stated otherwise
CW-C180BN
– 2 –
Panasonic
Panasonic
DIMENSIONS
CW-C180BN
CW-A180BN
CW-A180BN
CW-C240SN
CW-A240SN
CW-A240SN
FRONT VIEW
TOP VIEW
13-25/32"
(350)
J
N
SIDE VIEW
F
C
G
G
H
I
K
ITEM
CW-C240SN, CW-A240SN
A
Width
26"
(660)
B
Height
16 – 7/8"
(428)
C
Depth
28 – 25/32"
(730)
D
26 – 25/32"
(680)
E
1 – 31/32"
(50)
F
11 – 13/16"
(300)
G
2 – 3/64"
(75)
I
3/64"
(15)
J
10 – 13/16"
(288)
K
15 – 11/32" (389.6)
L
12 – 17/32"
(318)
M
3 – 5/32"
(80)
N
3 – 35/64"
(90)
ITEM
CW-C180BN, CW-A180BN
A
Width
26"
(660)
B
Height
16 – 7/8"
(428)
C
Depth
25 – 7/32"
(640)
D
23 – 7/32"
(590)
E
1 – 31/32"
(50)
F
10 – 15/16"
(220)
G
3 – 11/32"
(92)
H
3 – 1/32"
(77)
I
15 – 32"
(12)
J
10 – 15/16"
(278)
K
1 – 1/16"
(27)
L
12 – 17/32"
(318)
M
3 – 5/32"
(80)
N
3 – 35/64"
(90)
Unit : (mm)
Unit : (mm)
K
N
N
J
E
I
B
13-25/32"
(350)
2-3/32"
(53)
A
FRONT VIEW
SIDE VIEW
TOP VIEW
M
L
C
F
G
G
2-3/32"
(53)
M
L
A
E
D
D
B
CW-C180BN
– 3 –
CW-C180BN
WIRING DIAGRAM
CW-C180BN
CW-C240SN
Connection
CWA92125
BLUE–YELLOW
18.8
Ω
YELLOW–ORANGE
6.25
Ω
RED–YELLOW
51.5
Ω
CWA31244
CAPACITOR
3µF, 400VAC
Resistance of Fan Motor windings and rated Capacitor
CW-C240SN
Connection
2JS442D4AA01
C-R
0.95
Ω
C-S
4.39
Ω
CAPACITOR
CWA31338
45µF, 370VAC
* Resistance at 20°C of Ambient Temp.
Resistance of Compressor windings and rated Capacitor
CW-C180BN
Connection
CWA95263
BLUE–YELLOW
47.9
Ω
YELLOW–ORANGE
25.2
Ω
RED–YELLOW
103.3
Ω
CWA31357
CAPACITOR
3.5µF, 450VAC
Resistance of Fan Motor windings and rated Capacitor
CW-C180BN
Connection
2JS350D6BA02
C-R
0.95
Ω
C-S
4.18
Ω
CAPACITOR
CWA31504
35µF, 370VAC
* Resistance at 20°C of Ambient Temp.
Resistance of Compressor windings and rated Capacitor
P O W E R S U P P L Y C O R D
P O W E R S U P P L Y C O R D
1 ø , 2 4 0 – 2 2 0 V , 5 0 H z
1 ø , 2 4 0 – 2 2 0 V , 5 0 H z
C A P A C I T O R
C A P A C I T O R
M A I N S W I T C H
M A I N S W I T C H
BROWN
BROWN
1
0
2
3
AIR SWING
AIR SWING
SELECT SWITCH
SELECT SWITCH
SELECT SWITCH
AIR SWING MOTOR
AIR SWING MOTOR
BLUEBLUE
BLUEBLUE
BLUEBLUE
BLUEBLUE
REDRED
REDRED
WHITEWHITE
BLACK
BLACK
WHITE
WHITE
WHITE
WHITE
YELLOW
YELLOW
YELLOW/GREEN
YELLOW/GREEN
YELLOW/GREENYELLOW/GREEN
YELLOW
YELLOW
BLUE
BLUE
BLUE
BLUE
BLACK
BLACK
ORANGE
ORANGE
1
2
R
S
C
FAN MOTORFAN MOTOR
C O M P R E S S O R
C O M P R E S S O R
THERMOSTATTHERMOSTAT
RED (RED)
RED (RED)
BLUE (BLU)
BLUE (BLU)
YELLOW (YEL)
YELLOW (YEL)
TRADE MARK
TRADE MARK
T H E P A R E N T H E S I Z E D L E T T E R I S
I N D I C A T E D O N T E R M I N A L C O V E R .
I N D I C A T E D O N T E R M I N A L C O V E R .
I N D I C A T E D O N T E R M I N A L C O V E R .
C O M P R E S S O R T E R M I N A L
C O M P R E S S O R T E R M I N A L
FUSE (5A)
FUSE (5A)
P
1
CAPACITORCAPACITOR
LOW
LOW
FAN
FAN
HIGH
HIGH
FAN
FAN
HIGH
HIGH
COOL
COOL
LOW
LOW
COOL
COOL
OFF
OFF
P O W E R S U P P L Y C O R D
P O W E R S U P P L Y C O R D
1 ø , 2 4 0 – 2 2 0 V , 5 0 H z
1 ø , 2 4 0 – 2 2 0 V , 5 0 H z
C A P A C I T O R
C A P A C I T O R
CAPACITORCAPACITOR
M A I N S W I T C H
M A I N S W I T C H
BROWN
BROWN
1
0
2
3
AIR SWING
AIR SWING
SELECT SWITCH
SELECT SWITCH
SELECT SWITCH
AIR SWING MOTOR
AIR SWING MOTOR
BLUEBLUE
YELLOW/GREENYELLOW/GREEN
BLUEBLUE
BLUEBLUE
BLUEBLUE
REDRED
REDRED
WHITEWHITE
WHITEWHITE
BLACK
BLACK
WHITE
WHITE
WHITE
WHITE
YELLOW
YELLOW
YELLOW/GREEN
YELLOW/GREEN
YELLOW
YELLOW
BLUE
BLUE
BLUE
BLUE
BLACK
BLACK
ORANGE
ORANGE
1
2
R
S
C
FAN MOTORFAN MOTOR
C O M P R E S S O R
C O M P R E S S O R
THERMOSTATTHERMOSTAT
(TEMP. CONTROL)(TEMP.
CONTROL)
THERMOSTATTHERMOSTAT
(LOW TEMP.)(LOW
TEMP.)
RED (RED)
RED (RED)
BLUE (BLU)
BLUE (BLU)
YELLOW (YEL)
YELLOW (YEL)
TRADE MARK
TRADE MARK
T H E P A R E N T H E S I Z E D L E T T E R I S
T H E P A R E N T H E S I Z E D L E T T E R I S
I N D I C A T E D O N T E R M I N A L C O V E R .
I N D I C A T E D O N T E R M I N A L C O V E R .
I N D I C A T E D O N T E R M I N A L C O V E R .
C O M P R E S S O R T E R M I N A L
C O M P R E S S O R T E R M I N A L
FUSE (5A)
FUSE (5A)
P
1
LOW
LOW
FAN
FAN
HIGH
HIGH
FAN
FAN
HIGH
HIGH
COOL
COOL
LOW
LOW
COOL
COOL
OFF
OFF
CW-C240SN