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CU-4E24RBU-5
Panasonic CU-4E24RBU-5 Manuals
Manuals and User Guides for Panasonic CU-4E24RBU-5. We have
2
Panasonic CU-4E24RBU-5 manuals available for free PDF download: Service Manual, Operating Instructions Manual
Panasonic CU-4E24RBU-5 Service Manual (197 pages)
Outdoor Unit
Brand:
Panasonic
| Category:
Air Conditioner
| Size: 18.76 MB
Table of Contents
Air Conditioner
1
Outdoor Unit
1
Table of Contents
2
1 Safety Precautions
3
2 Specifications
5
CU-3E19RBU-5 (Wall Mounted & Cassette)
5
CU-3E19RBU-5 (Ducted)
7
CU-4E24RBU-5 (Wall Mounted & Cassette)
9
CU-4E24RBU-5 (Ducted)
11
3 Dimensions
26
Cu-3E19Rbu-5
26
Cu-4E24Rbu-5
26
4 Refrigeration Cycle Diagram
27
Cu-3E19Rbu-5
27
Cu-4E24Rbu-5
28
5 Block Diagram
29
Cu-3E19Rbu-5
29
Cu-4E24Rbu-5
30
6 Wiring Connection Diagram
31
Cu-3E19Rbu-5
31
Cu-4E24Rbu-5
32
7 Electronic Circuit Diagram
33
Cu-3E19Rbu-5
33
Cu-4E24Rbu-5
34
8 Printed Circuit Board
35
Main Printed Circuit Board
35
Noise Filter Printed Circuit Board
37
Display Printed Circuit Board
38
9 Installation Information
39
Cu-3E19Rbu-5
39
Cu-4E24Rbu-5
40
10 Installation Instruction
41
Cu-3E19Rbu-5
41
Cu-4E24Rbu-5
46
11 Operation Control
51
Cooling Operation
51
Heating Operation
52
12 Simultaneous Operation Control
53
13 Protection Control
54
Freeze Prevention Control (Cool)
54
Dew Prevention Control (Cool)
54
Electronic Parts Temperature Rise Protection 1 (Cool)
54
Electronic Parts Temperature Rise Protection 2 (Cool)
54
Cooling Overload Control (Cool)
55
Heating Overload Control (Heat)
55
Extreme Low Temperature Compressor Low Pressure Protection Control (Heat)
56
Deice Control
56
Time Delay Safety Control (Restart Control)
56
Seconds Force Operation
56
Total Current Control
56
IPM (Power Transistor) Protection Control
57
Compressor Protection Control (Gas Leak Detection Control 1)
57
Compressor Protection Control (Gas Leak Detection Control 2)
57
Valve Close Detection Control
58
Compressor Discharge High Pressure Protection Control
58
Compressor Heater Control
58
14 Servicing Mode
59
Cu-3E19Rbu-5
59
Cu-4E24Rbu-5
61
15 Troubleshooting Guide
63
Self Diagnosis Function
63
Self-Diagnosis Method
65
16 Disassembly and Assembly Instructions
89
Outdoor Unit Removal Procedure (CU-3E19RBU-5)
89
Outdoor Unit Removal Procedure (CU-4E24RBU-5)
91
Fan Motor
93
17 Technical Data
94
Cu-3E19Rbu-5
94
Cu-4E24Rbu-5
117
18 Exploded View and Replacement Parts List
192
Cu-3E19Rbu-5
192
Cu-4E24Rbu-5
195
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Panasonic CU-4E24RBU-5 Operating Instructions Manual (28 pages)
Brand:
Panasonic
| Category:
Air Conditioner
| Size: 4.66 MB
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