Panasonic WH-SXC09F3E8, Service Manual

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TABLE OF CONTENTS
1. Safety Precautions .............................................3
2. Specifications .....................................................5
2.1 WH-SXC09F3E8 WH-UX09FE8....................5
2.2 WH-SXC09F9E8 WH-UX09FE8....................8
2.3 WH-SXC12F9E8 WH-UX12FE8..................11
3. Features.............................................................14
4. Location of Controls and Components..........15
4.1 Indoor Unit ...................................................15
4.2 Outdoor Unit.................................................23
5. Dimensions .......................................................24
5.1 Indoor Unit ...................................................24
5.2 Outdoor Unit.................................................25
6. Refrigeration and Water Cycle Diagram ........26
7. Block Diagram ..................................................28
7.1 WH-SXC09F3E8 WH-UX09FE8..................28
7.2 WH-SXC09F9E8 WH-UX09FE8
WH-SXC12F9E8 WH-UX12FE8..................29
8. Wiring Connection Diagram ............................30
8.1 Indoor Unit ...................................................30
8.2 Outdoor Unit.................................................32
9. Electronic Circuit Diagram ..............................33
9.1 Indoor Unit ...................................................33
9.2 Outdoor Unit.................................................35
10. Printed Circuit Board .......................................36
10.1 Indoor Unit ...................................................36
10.2 Outdoor Unit.................................................38
11. Installation Instruction.....................................40
11.1 Select the Best Location ..............................40
11.2 Indoor/Outdoor Unit Installation Diagram ....40
11.3 Indoor Unit ...................................................41
11.4 Outdoor Unit.................................................46
12. Operation and Control .....................................50
12.1 Basic Function .............................................50
12.2 Water Pump .................................................71
12.3 Pump Down Operation [Service Mode: 01] .73
12.4 Flow Switch..................................................73
12.5 Indoor Unit Safety ........................................74
12.6 Auto Restart Control ....................................74
12.7 Indication Panel ...........................................74
12.8 Indoor Back-Up Heater Control ...................75
12.9 Tank Booster Heater Control .......................76
12.10 Base Pan Heater Control (Optional) ............76
12.11 Sterilization Mode ........................................77
12.12 Quiet Operation............................................77
12.13 Anti Freeze Control......................................78
12.14 Solar Operation (Optional)...........................79
12.15 External Room Thermostat Control (Optional)
....................................................................83
12.16 Three Ways Valve Control...........................84
12.17 Two Ways Valve Control .............................84
12.18 External OFF/ON Control ............................85
12.19 Holiday Mode .............................................. 86
12.20 Dry Concrete Function................................ 86
13. Protection Control........................................... 87
13.1 Protection Control for All Operations .......... 87
13.2 Protection Control for Heating Operation.... 89
13.3 Protection Control for Cooling Operation.... 91
14. Servicing Guide ............................................... 92
14.1 How to Take Out Front Plate ...................... 92
14.2 How to Take Out Side Cabinet ................... 92
14.3 Test Run ..................................................... 92
14.4 Proper Pump Down Procedure [SERVICE
MODE: 01] .................................................. 92
14.5 How to Adjust Water Flow Rate [SERVICE
MODE: 02] .................................................. 93
14.6 Expansion Vessel Pre Pressure Checking . 93
14.7 How to Unlock Cool Mode .......................... 93
14.8 Dry Concrete [SERVICE MODE: 03] .......... 94
14.9 EEPROM Factory Default Data Setup
Procedure ................................................... 94
15. Maintenance Guide.......................................... 95
16. Troubleshooting Guide................................... 97
16.1 Refrigeration Cycle System ........................ 97
16.2 Relationship between the Condition of the Air-
to-Water Heatpump Indoor and Outdoor Units
and Pressure and Electric Current.............. 98
16.3 Breakdown Self Diagnosis Function ........... 99
16.4 Error Codes Table..................................... 100
16.5 Self-diagnosis Method .............................. 102
17. Disassembly and Assembly Instructions ... 139
17.1 To Remove Front Plate............................. 139
17.2 To Remove Cabinet.................................. 139
17.3 To Remove Pressure Gauge .................... 140
17.4 To Remove Control Panel ........................ 140
17.5 To Remove RCCB .................................... 141
17.6 To Remove Transformer and Electronic
Controller Board........................................ 142
17.7 To Remove Pressure Relief Valve, Flow
Switch and Air Purge Valve ...................... 142
17.8 To Remove Water Pump and Bottle Complete
................................................................. 143
18. Technical Data ............................................... 145
18.1 Operation Characteristics ......................... 145
18.2 Heating Capacity Table............................. 153
18.3 Cooling Capacity Table............................. 153
19. Exploded View and Replacement Parts List154
19.1 Indoor Unit ................................................ 154
19.2 Outdoor Unit.............................................. 157