Panasonic CU-2E18SBE - Printed Circuit Board Layouts

Panasonic CU-2E18SBE

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32

8. Printed Circuit Board

8.1 Main Printed Circuit Board

8.1.1 CU-2E12SBE CU-2E15SBE CU-2E18SBE

CN-EV1

CN-EV2

CN-TH3

CN-TH2

CN-HEAT

CN-FM1

CN-HOT

CN-TH4

CN-TH1

CN-TANK

Table of Contents

Default Chapter1
- Air Conditioner1
- Outdoor Unit1
- Table of Contents2
1 Safety Precautions3
2 Specifications5
- Cu-2E12Sbe5
- Cu-2E15Sbe7
- Cu-2E18Sbe9
- Cu-3E23Sbe11
3 Dimensions23
- Cu-2E12Sbe Cu-2E15Sbe Cu-2E18Sbe23
- Cu-3E23Sbe23
4 Refrigeration Cycle Diagram24
- Cu-2E12Sbe Cu-2E15Sbe Cu-2E18Sbe24
- Cu-3E23Sbe25
5 Block Diagram26
- Cu-2E12Sbe Cu-2E15Sbe Cu-2E18Sbe26
- Cu-3E23Sbe27
6 Wiring Connection Diagram28
- Cu-2E12Sbe Cu-2E15Sbe Cu-2E18Sbe28
- Cu-3E23Sbe29
7 Electronic Circuit Diagram30
- Cu-2E12Sbe Cu-2E15Sbe Cu-2E18Sbe30
- Cu-3E23Sbe31
8 Printed Circuit Board32
- Main Printed Circuit Board32
- Noise Filter Printed Circuit Board34
- Display Printed Circuit Board34
- CPU Printed Circuit Board35
9 Installation Information36
- Cu-2E12Sbe Cu-2E15Sbe36
- Cu-2E18Sbe37
- Cu-3E23Sbe38
10 Installation Instruction39
- Cu-2E12Sbe Cu-2E15Sbe Cu-2E18Sbe39
- Cu-3E23Sbe43
  - Install the Outdoor Unit44
  - Heat Insulation46
11 Operation Control47
- Cooling Operation47
- Heating Operation48
- Outdoor Quiet Cooling Operation Control48
12 Simultaneous Operation Control50
13 Protection Control51
- Freeze Prevention Control (Cool)51
- Dew Prevention Control (Cool)51
- Electronic Parts Temperature Rise Protection 1 (Cool)51
- Electronic Parts Temperature Rise Protection 2 (Cool)51
- Cooling Overload Control (Cool)52
- Heating Overload Control (Heat)52
- Extreme Low Temperature Compressor Low Pressure Protection Control (Heat)52
- Deice Control53
- Time Delay Safety Control (Restart Control)53
- Seconds Force Operation53
- Total Current Control53
- IPM (Power Transistor) Protection Control53
- Compressor Protection Control (Gas Leak Detection Control 1)53
- Compressor Protection Control (Gas Leak Detection Control 2)54
- Valve Close Detection Control54
- Compressor Discharge High Pressure Protection Control54
14 Servicing Mode55
- Cu-3E23Sbe55
- Cu-2E12Sbe, Cu-2E15Sbe & Cu-2E18Sbe57
15 Troubleshooting Guide58
- Self Diagnosis Function (CU-2E12SBE, CU-2E15SBE and CU-2E18SBE)58
- Self Diagnosis Function (CU-3E23SBE)60
16 Disassembly and Assembly Instructions63
- Outdoor Unit Removal Procedure63
- Cu-2E18Sbe)63
- Outdoor Unit Removal Procedure (CU-3E23SBE)64
17 Technical Data67
- Cool Mode Performance Data67
- Heat Mode Performance Data106
18 Service Data135
- Operation Characteristics (CU-2E12SBE)135
- Operation Characteristics (CU-2E15SBE)145
- Operation Characteristics (CU-2E18SBE)155
- Operation Characteristics (CU-3E23SBE)167
19 Exploded View and Replacement Parts List177
- Cu-2E12Sbe Cu-2E15Sbe Cu-2E18Sbe177
- Cu-3E23Sbe180

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