Table Of Contents - Panasonic WH-SDC03H3E5 Service Manual

TABLE OF CONTENTS

1. Safety Precautions ............................................. 4
2. Specifications ..................................................... 7
2.1 WH-SDC03H3E5 WH-UD03HE5 ................... 7
2.2 WH-SDC05H3E5 WH-UD05HE5 ................. 10
3. Features ............................................................. 13
4. Location of Controls and Components .......... 14
4.1 Indoor Unit ................................................... 14
4.2 Outdoor Unit ................................................. 37
5. Dimensions ....................................................... 38
5.1 Indoor Unit ................................................... 38
5.2 Outdoor Unit ................................................. 39
6. Refrigeration and Water Cycle Diagram ........ 40
6.1 Standard System (Optional PCB not
connected) ................................................... 41
6.2 Advance System (Optional PCB connected) ...
.................................................................... 41
7. Block Diagram .................................................. 42
8. Wiring Connection Diagram ............................ 43
8.1 Indoor Unit ................................................... 43
8.2 Outdoor Unit ................................................. 44
9. Electronic Circuit Diagram .............................. 45
9.1 Indoor Unit ................................................... 45
9.2 Outdoor Unit ................................................. 46
10. Printed Circuit Board ....................................... 47
10.1 Indoor Unit ................................................... 47
10.2 Outdoor Unit ................................................. 49
11. Installation Instruction ..................................... 50
11.1 Indoor Unit ................................................... 50
11.2 Variation of system ...................................... 56
11.3 System Installation ....................................... 67
11.4 Outdoor Unit ................................................. 78
12. Operation and Control ..................................... 83
12.1 Basic Function ............................................. 83
12.2 Water Pump ................................................. 96
12.3 Indoor Unit Safety ......................................100
12.4 Auto Restart Control ..................................100
12.5 Indication Panel .........................................100
12.6 Indoor Back-Up Heater Control .................101
12.7 Tank Heater Control ...................................103
12.8 Base Pan Heater Control (Optional) ..........105
12.9 Heater Turn ON/OFF priority Control .........105
12.10 Force Heater Mode ....................................106
12.11 Powerful Operation ....................................107
12.12 Quiet Operation ..........................................107
12.13 Sterilization Mode ......................................108
12.14 Outdoor Ambient Thermo OFF Control .....109
12.15 Alternative Outdoor Ambient Sensor Control ..
..................................................................110
12.16 Force DHW mode ......................................110
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12.17 Anti Freeze Control ................................... 111
12.18 Solar Operation (Optional) ........................ 112
12.19 Boiler Bivalent Control .............................. 114
12.20 External Room Thermostat Control (Optional)
................................................................. 116
12.21 Three Ways Valve Control ........................ 117
12.22 Two Ways Valve Control........................... 117
12.23 External OFF/ON Control ......................... 118
12.24 External Compressor Switch (Optional PCB) ..
................................................................. 119
12.25 Heat/Cool Switch (Optional PCB) ............. 120
12.26 SG Ready Control (Optional PCB) ........... 121
12.27 Demand Control (Optional PCB) .............. 123
12.28 Holiday Mode ............................................ 124
12.29 Dry Concrete ............................................. 124
12.30 Flow Sensor .............................................. 124
13. Protection Control ......................................... 125
13.1 Protection Control for All Operations ........ 125
13.2 Protection Control for Heating Operation.. 127
13.3 Protection Control for Cooling Operation .. 128
14. Servicing Mode .............................................. 129
14.1 How to Take Out Front Plate .................... 129
14.2 Test Run ................................................... 129
14.3 Expansion Vessel Pre Pressure Checking 129
14.4 Pump Down Procedures ........................... 130
14.5 How To Adjust Pump Speed ..................... 131
14.6 How To Adjust Pump Speed ..................... 132
14.7 How To Unlock Cool Mode ....................... 133
14.8 EEPROM Factory Default Data Setup
Procedure ................................................. 134
14.9 Dry Concrete Setup .................................. 135
15. Maintenance Guide........................................ 137
15.1 Maintenance for Water Filter Set .............. 138
16. Troubleshooting Guide ................................. 140
16.1 Refrigeration Cycle System ...................... 140
16.2 Relationship between the Condition of the Air-
to-Water Heatpump Indoor and Outdoor Units
and Pressure and Electric Current ............ 141
16.3 Breakdown Self Diagnosis Function ......... 142
16.4 Error Codes Table ..................................... 144
16.5 Self-diagnosis Method .............................. 146
17. Disassembly and Assembly Instructions ... 192
17.1 To Remove Front Plate ............................. 192
17.2 To Remove Pressure Gauge .................... 192
17.3 To Open Control Board Cover .................. 193
17.4 To Remove Control Panel ........................ 193
17.5 To Remove RCCB .................................... 194
17.6 To Remove Transformer and Electronic
Controller Board ........................................ 194
17.7 To Open Control Board ............................. 195
17.8 To Remove Pressure Relief Valve, Air Purge
Valve and Flow Sensor ............................. 195
17.9 To Remove Water Pump and Bottle Complete
................................................................. 196
17.10 To Remove Filter ...................................... 197
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