Panasonic CU-3E19RBU User manual

© Panasonic Corporation 2015
Order No: PAPAMY1505100CE
Air Conditioner
Outdoor Unit
CU-3E19RBU
CU-4E24RBU
Destination
U.S.A.
Canada
Please file and use this manual together with the service manual for Model No. CS-E9RKUAW CS-E12RKUAW CS-E18RKUAW,
CS-E24RKUAW, CS-ME7RKUA, CS-E12RB4UW, CS-E18RB4UW, CS-ME5RKUA, Order No. PAPAMY1501049CE,
PAPAMY1503094CE, PAPAMY1503095CE, PAPAMY1505112CE.
IMPORT
A
NT S
A
FET
Y
NOTICE
There are special components used in this equipment which are important for safety. These parts are marked by in the Schematic
Diagrams, Circuit Board Diagrams, Exploded Views and Replacement Parts List. It is essential that these critical parts should be replaced
with manufacturer’s specified parts to prevent shock, fire or other hazards. Do not modify the original design without permission of
manufacturer.
!
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.
PRECAUTION OF LOW TEMPERATURE
In order to avoid frostbite, be assured of no refrigerant leakage during the installation or repairing of refrigerant circuit.

191
18. Exploded View and Replacement Parts List
18.1 CU-3E19RBU
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.
69
I/I
I/I
74
1
13
14
10
47
16
56
30
77
75
76
19
20
17
27
26
53
3
4
7
9
28
44
29
31 25
24
33
60
59 21
34
35
36
40
32
38
85
41
23
57
5
49
4
52
50
55
58
61
62
48
45
22
79
18
11
12
2
54
6
815
39
43
87
86

192
SAFETY REF. NO. DESCRIPTION & NAME QTY. CU-3E19RBU REMARK
1 CHASSIS ASSY 1 CWD52K1239A
2 SOUND PROOF BOARD 1 CWH151230
3 FAN MOTOR BRACKET 1 CWD541127
4 SCREW-BRACKET FAN MOTOR 3 CWH551217
5 CONDENSER COMPLETE 1 CWB32C4269
6 FAN MOTOR 1 EHDS80CAC O
7 SCREW-FAN MOTOR MOUNT 4 CWH551323
8 PROPELLER FAN ASSY 1 CWH00K1006
9 NUT - PROPELLER FAN 1 CWH561092
10 COMPRESSOR 1 5KD184XAB21 O
11 PACKING-COMP. MOUNT 3 CWB81043
12 BUSHING-COMP. MOUNT 3 CWH50055
13 NUT-COMPRESSOR MOUNT 3 CWH561049
14 HEATER 1 CWA341067
15 TUBE ASS'Y (CAP TUBE) 1 CWT01C4955
16 ACCUMULATOR 1 CWB131050
17 3-WAY VALVE (3/8) 1 CWB011601
18 3-WAY VALVE (5/8) 1 CWB011602
19 HOLDER COUPLING 1 CWH351303
20 STRAINER 1 CWB111062
21 STRAINER 3 CWB111063
22 EXPANSION VALVE 3 CWB051029 O
23 4-WAYS VALVE 1 CWB001057 O
24 DISCHARGE MUFFLER 1 CWB121042
25 HEATING PRESSURE SWITCH 1 CWA101013 O
26 FLARE NUT (1/4) 3 CWT251030
27 FLARE NUT (3/8) 3 CWT251031
28 SOUND PROOF MATERIAL 1 CWG302246
29 SOUND PROOR MATERIAL 1 CWG302520
30 SOUND PROOR MATERIAL 1 CWG302521
31 SOUND PROOR MATERIAL 1 CWG302955
32 SENSOR COMPLETE (DISCHARGE TEMP - CN-DIS) 1 CWA50C2722 O
33 V-COIL COMPLETE (4 WAY VALVE - CN-HOT) 1 CWA43C2392 O
34 V-COIL COMPLETE (EXPAND VALVE-WHITE CN-EV1) 1 CWA43C2334 O
35 V-COIL COMPLETE (EXPAND VALVE-YELLOW CN-EV2) 1 CWA43C2335 O
36 V-COIL COMPLETE (EXPAND VALVE-BLUE CN-EV3) 1 CWA43C2336 O
38 SENSOR COMPLETE (DEFROST TEMP - CN-TH2) 1 CWA50C2723 O
39 SENSOR COMPLETE (HEAT EXCHANGER , OUTDOOR TEMP) 1 CWA50C2710 O
40 SENSOR COMPLETE (GAS PIPE CN-TH4) 1 CWA50C2620 O
41 SENSOR COMPLETE (LIQUID PIPE CN-TH3) 1 CWA50C2622 O
43 ELECTRONIC CONTROLLER-MAIN 1 CWA73C9207R O
44 ELECTRONIC CONTROLLER-NOISE FILTER 1 CWA745975 O
45 ELECTRONIC CONTROLLER-DISPLAY 1 CWA746115 O
47 REACTOR 2 G0C403J00001 O
48 TERMINAL BOARD ASSY (L1, L2) 1 CWA28K1195 O
49 TERMINAL BOARD ASSY (1, 2, 3) 3 CWA28K1196 O
50 CONTROL BOARD COVER 1 CWH131333

193
SAFETY REF. NO. DESCRIPTION & NAME QTY. CU-3E19RBU REMARK
52 CABINET TOP PLATE 1 CWE031131A
53 CONTROL BOARD COVER CO. 1 CWH13C1209
54 CABINET FRONT PLATE ASSY 1 CWE06K1071
55 CABINET SIDE PLATE (L) 1 CWE041490A
56 CABINET SIDE PLATE 1 CWE041499A
57 WIRE NET 1 CWD041128A
58 HANDLE 1 CWE161010
59 TERMINAL COVER 1 CWH171035
60 NUT-TERMINAL COVER 1 CWH7080300J
61 INSTALLATION INSTRUCTION 1 CWF615715
62 INSTALLATION INSTRUCTION 1 CWF615716
74 ACCESSORY CO. (DRAIN ELBOW) 1 CWG87C900
75 TUBE ASSY (LIQUID 1) 1 CWT030577
76 TUBE ASSY (LIQUID 2) 1 CWT030578
77 TUBE ASSY (LIQUID 3) 1 CWT030579
79 MANIFOLD TUBE ASSY (GAS) 1 CWT07K1835
85 SPRING - SENSOR 5 CWH711010
86 HOLDER-SENSOR 4 CWH32074
87 CONTROL BOARD COVER 1 CWH131364
(Note)
All parts are supplied from PAPAMY, Malaysia (Vendor Code: 00029488).
“O” marked parts are recommended to be kept in stock.