Read Panasonic WH-SXC09H3E5 / WH-SXC12H6E5 / WH-UX09HE5 / WH-UX12HE5 Service Manual online
2
TABLE OF CONTENTS
1.
Safety Precautions .............................................4
2.
Specifications .....................................................7
2.1
WH-SXC09H3E5 WH-UX09HE5 ...................7
2.2
WH-SXC12H6E5 WH-UX12HE5 .................10
3.
Features.............................................................13
4.
Location of Controls and Components..........14
4.1
Indoor Unit ...................................................14
4.2
Outdoor Unit.................................................38
5.
Dimensions .......................................................39
5.1
Indoor Unit ...................................................39
5.2
Outdoor Unit.................................................40
6.
Refrigeration and Water Cycle Diagram ........41
6.1
Standard System (Optional PCB not
connected) ...................................................42
connected) ...................................................42
6.2
Advance System (Optional PCB connected)...
....................................................................42
....................................................................42
7.
Block Diagram ..................................................43
7.1
WH-SXC09H3E5 WH-UX09HE5 .................43
7.2
WH-SXC12H6E5 WH-UX12HE5 .................44
8.
Wiring Connection Diagram ............................45
8.1
Indoor Unit ...................................................45
8.2
Outdoor Unit.................................................47
9.
Electronic Circuit Diagram ..............................48
9.1
Indoor Unit ...................................................48
9.2
Outdoor Unit.................................................50
10.
Printed Circuit Board .......................................51
10.1
Indoor Unit ...................................................51
10.2
Outdoor Unit.................................................53
11.
Installation Instruction.....................................55
11.1
Indoor Unit ...................................................55
11.2
Variation of system ......................................62
11.3
System Installation.......................................74
11.4
Service and maintenance ............................85
11.5
Outdoor Unit.................................................86
12.
Operation and Control .....................................93
12.1
Basic Function .............................................93
12.2
Water Pump .............................................. 107
12.3
Indoor Unit Safety ..................................... 111
12.4
Auto Restart Control ................................. 111
12.5
Indication Panel ........................................ 111
12.6
Indoor Back-Up Heater Control ................ 112
12.7
Tank Heater Control.................................. 114
12.8
Base Pan Heater Control (Optional) ......... 116
12.9
Heater Turn ON/OFF priority Control........ 116
12.10
Force Heater Mode................................... 117
12.11
Powerful Operation ................................... 119
12.12
Quiet Operation......................................... 119
12.13
Sterilization Mode ..................................... 120
12.14
Outdoor Ambient Thermo OFF Control .... 121
12.15
Alternative Outdoor Ambient Sensor Control ..
................................................................. 122
................................................................. 122
12.16
Force DHW mode ..................................... 122
12.17
Anti Freeze Control ................................... 123
12.18
Solar Operation (Optional)........................ 124
12.19
Boiler Bivalent Control .............................. 126
12.20
External Room Thermostat Control (Optional)
................................................................. 128
................................................................. 128
12.21
Three Ways Valve Control........................ 129
12.22
Two Ways Valve Control........................... 129
12.23
External OFF/ON Control ......................... 130
12.24
External Compressor Switch (Optional PCB) ..
................................................................. 131
................................................................. 131
12.25
Heat/Cool Switch (Optional PCB) ............. 132
12.26
SG Ready Control (Optional PCB) ........... 133
12.27
Demand Control (Optional PCB) .............. 135
12.28
Holiday Mode ............................................ 136
12.29
Dry Concrete............................................. 136
12.30
Flow Sensor .............................................. 136
13.
Protection Control......................................... 137
13.1
Protection Control for All Operations ........ 137
13.2
Protection Control for Heating Operation.. 139
13.3
Protection Control for Cooling Operation.. 141
14.
Servicing Mode .............................................. 142
14.1
How to Take Out Front Plate .................... 142
14.2
Test Run ................................................... 142
14.3
Expansion Vessel Pre Pressure Checking ......
................................................................. 142
................................................................. 142
14.4
Pump Down Procedures........................... 143
14.5
How To Adjust Pump Speed..................... 144
14.6
How To Adjust Pump Speed..................... 145
14.7
How To Unlock Cool Mode ....................... 146
14.8
EEPROM Factory Default Data Setup
Procedure ................................................. 147
Procedure ................................................. 147
14.9
Dry Concrete Setup .................................. 148
15.
Maintenance Guide........................................ 150
15.1
Maintenance for Water Filter Set .............. 151
16.
Troubleshooting Guide................................. 153
16.1
Refrigeration Cycle System ...................... 153
16.2
Relationship between the Condition of the Air-
to-Water Heatpump Indoor and Outdoor Units
and Pressure and Electric Current............ 154
to-Water Heatpump Indoor and Outdoor Units
and Pressure and Electric Current............ 154
16.3
Breakdown Self Diagnosis Function ......... 155
16.4
Error Codes Table..................................... 157
16.5
Self-diagnosis Method .............................. 159
17.
Disassembly and Assembly Instructions ... 207
17.1
To Remove Front Plate............................. 207
17.2
To Remove Pressure Gauge .................... 207
17.3
To Open Control Board Cover .................. 208
17.4
To Remove Control Panel ........................ 208
17.5
To Remove RCCB .................................... 209
17.6
To Remove Transformer and Electronic
Controller Board........................................ 209
Controller Board........................................ 209
17.7
To Open Control Board............................. 210
17.8
To Remove Pressure Relief Valve, Air Purge
Valve and Flow Sensor............................. 210
Valve and Flow Sensor............................. 210
17.9
To Remove Water Pump and Bottle Complete
................................................................. 211
................................................................. 211
17.10
To Remove Filter ...................................... 212
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