
Order No: PAPAMY1503095CE
Air Conditioner
Indoor Unit Outdoor Unit
CS-E12RB4UW
CS-E18RB4UW
CU-E12RB4U
CU-E18RB4U
E
S
O
L
C
N
E
P
O
N
E
P
O
E
S
O
L
C
O
F
F
/
O
N
A
I
R
T
I
M
S
P
W
O
E
W
R
I
N
E
G
R
AUTO
HEAT
COOL
DRY
FAN
MODE
POWERFUL/
QUIET
TIMER
123
FF
SETCHECK CLOCK RESET
FAN
SPEED
AIR
SWING
OFF/ON
FF/ON
TEMP
AIRSWING
FANSPEED
SET
ET
3
CANCEL
CANCELONOFF
AC RC
HEC
Destination
USA
Canada
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 products dealt with in this service information by anyone else could result in serious injury or death.
WARNING
In order to avoid frostbite, be assured of no refrigerant leakage during the installation or repairing of refrigerant circuit.
PRECAUTION OF LOW TEMPERATURE
© Panasonic Corporation 2015

19. Exploded View and Replacement Parts List
19.1 Indoor Unit
A
35
36
24
37
15
40
38
39
42
44
47
41
18
25
23
19
16
17
22
A
99

3
1
O/I
I/I
I/I
52
53
54
8
2
7
6
5
9
4
26
21
27
29
30
31
51A
33
32
51
28
11
48
13
14
12
Note:
The above exploded view is for the purpose of parts disassembly and replacement.
The non-numbered parts are not kept as standard service parts.
100
48A

<Model: CS-E12RB4UW CS-E18RB4UW>
SAFETY REF. NO. PART NAME & DESCRIPTION QTY CS-E12RB4UW CS-E18RB4UW REMARK
1 BASE PAN ASS’Y 1 CWD52K1100 ←
2 INNER POLYSTYRENE COMPLETE 1 CWG07C1047A ←
3 CABINET SIDE PLATE ASS’Y 1 CWE041121 ←
4 CABINET SIDE PLATE ASS’Y 1 CWE041122 ←
5 LEAD WIRE - FAN MOTOR 1 CWA67C5136 ← O
7 ANTI - VIBRATION BUSHING 3 CWH501065 ←
8 CORD HOLDER 1 CWD741024 ←
9 SCREW - FAN MOTOR 3 CWH561058 ←
12 NUT for TURBO FAN 1 CWH561042 ←
13 SP WASHER 1 XWA8BFJ ←
14 WASHER 1 XWG8H22FJ ←
15 EVAPORATOR COMPLETE 1 CWB30C5022 ←
16 FLARE NUT (1/2”) 1 CWT251032 ←
17 HEATPROOF TUBE 1 CWG021024 ←
18 HEATPROOF TUBE 1 CWG021064 ←
19 FLARE NUT (1/4”) 1 CWT251030 ←
21 PIPE COVER 1 CWD93C1163 ←
22 SENSOR - EVAPORATOR 1 CWA50C2549 ←
23 HOLDER SENSOR 2 CWH32143 ←
24 EVAPORATOR SUPPORTER 3 CWD911529A ←
25 TUBE ASS’Y (CAPIL. TUBE) 1 CWT07K1188 ←
26 DRAIN PUMP COMPLETE 1 CWB53C1055 ← O
27 PANEL DRAIN PUMP ASS’Y 1 CWD93K1021 ←
28 DRAIN PUMP 1 CWB532122 ←
29 ANTI - VIBRATION BUSHING 3 CWH501080 ←
31 FLEXIBLE PIPE 1 CWH85C1115 ←
32 DRAIN NOZZLE 1 CWH411011 ←
33 DRAIN HOSE HEAT INSULATION 1 CWG321116 ←
35 DRAIN PAN - COMPLETE 1 CWH40C1116 ←
36 DRAIN PLUG 1 CWB821008 ←
37 AIR GUIDER BLOWER WHEEL 1 CWD321058 ←
38 CONTROL BOARD CASING 1 CWH10K1102 ←
40 SPACER 6 CWH541026 ←
44 LEADWIRE-AIR TEMP. SENSOR 1 CWA68C2214 ← O
47 CONTROL BOARD COVER COM. 1 CWH13C1344 ←
48 ACCESSORY COMPLETE 1 CWH82C2108 ←
48A HEATPROOF TUBE 1 CWG021116 ←
51 WIRELESS REMOTE CONTROL COMPLETE 1 CWA75C4643 ← O
51A WIRED REMOTE CONTROL 1 CWA75C4516 ←
6 FAN MOTOR 1 EHDS50A40AC ← O
11 TURBO FAN 1 CWH03K1022 ←
30 FLOAT SWITCH - DRAIN PUMP 1 CWA121233 ← O
39 ELECTRONIC CONTROLLER (MAIN) 1 CWA73C9226 CWA73C9227 O
41 TRANSFORMER 1 CWA40C1030 ← O
42 TERMINAL BOARD ASS'Y 1 CWA28K1321 ← O
101

SAFETY REF. NO. PART NAME & DESCRIPTION QTY CS-E12RB4UW CS-E18RB4UW REMARK
52 OPERATING INSTRUCTION 1 CWF569879 ←
53 INSTALLATION INSTRUCTION 1 CWF616670 ←
54 INSTALLATION INSTRUCTION 1 CWF616671 ←
(Note)
All parts are supplied from PAPAMY, Malaysia (Vendor Code: 00029488).
“O” marked parts are recommended to be kept in stock.
102