Read Panasonic WH-SDC03H3E5-1 / WH-SDC05H3E5-1 / WH-SDC07H3E5-1 / WH-SDC09H3E5-1 / WH-UD03HE5-1 / WH-UD05HE5-1 / WH-UD07HE5-1 / WH-UD09HE5-1 Service Manual Simplified online
2
TABLE OF CONTENTS
PAGE
PAGE
1.
Safety Precautions ............................................. 4
2.
Specifications ..................................................... 6
2.1
WH-SDC03H3E5-1 WH-UD03HE5-1 ............ 6
2.2
WH-SDC05H3E5-1 WH-UD05HE5-1 ............ 9
2.3
WH-SDC07H3E5-1 WH-UD07HE5-1 .......... 12
2.4
WH-SDC09H3E5-1 WH-UD09HE5-1 .......... 15
3.
Features ............................................................. 18
4.
Location of Controls and Components .......... 19
4.1
Indoor Unit ................................................... 19
4.2
Outdoor Unit ................................................. 42
5.
Dimensions ....................................................... 43
5.1
Indoor Unit ................................................... 43
5.2
Outdoor Unit ................................................. 44
6.
Refrigeration and Water Cycle Diagram ........ 46
6.1
Standard System (Optional PCB not
connected) ................................................... 47
connected) ................................................... 47
6.2
Advance System (Optional PCB connected) ...
.................................................................... 47
.................................................................... 47
7.
Block Diagram .................................................. 48
7.1
WH-SDC03H3E5-1 WH-UD03HE5-1
WH-SDC05H3E5-1 WH-UD05HE5-1 .......... 48
WH-SDC05H3E5-1 WH-UD05HE5-1 .......... 48
7.2
WH-SDC07H3E5-1 WH-UD07HE5-1
WH-SDC09H3E5-1 WH-UD09HE5-1 .......... 49
WH-SDC09H3E5-1 WH-UD09HE5-1 .......... 49
8.
Wiring Connection Diagram ............................ 50
8.1
Indoor Unit ................................................... 50
8.2
Outdoor Unit ................................................. 51
9.
Electronic Circuit Diagram .............................. 53
9.1
Indoor Unit ................................................... 53
9.2
Outdoor Unit ................................................. 54
10.
Printed Circuit Board ....................................... 56
10.1
Indoor Unit ................................................... 56
10.2
Outdoor Unit ................................................. 58
11.
Installation Instruction ..................................... 60
11.1
Indoor Unit ................................................... 60
11.2
Variation of system ...................................... 69
11.3
System Installation ....................................... 81
11.4
Outdoor Unit ................................................. 92
12.
Operation and Control ..................................... 97
12.1
Basic Function ............................................. 97
12.2
Water Pump ...............................................107
12.3
Indoor Unit Safety ......................................110
12.4
Auto Restart Control ..................................110
12.5
Indication Panel .........................................110
12.6
Indoor Back-Up Heater Control .................111
12.7
Tank Heater Control ...................................112
12.8
Base Pan Heater Control (Optional) ..........113
12.9
Force Heater Mode ....................................114
12.10
Powerful Operation ....................................115
12.11
Quiet Operation ..........................................116
12.12
Sterilization Mode ..................................... 116
12.13
Outdoor Ambient Thermo OFF Control .... 117
12.14
Alternative Outdoor Ambient Sensor Control ..
................................................................. 117
................................................................. 117
12.15
Force DHW mode ..................................... 118
12.16
Anti Freeze Control ................................... 119
12.17
Solar Operation (Optional) ........................ 120
12.18
Boiler Bivalent Control .............................. 121
12.19
External Room Thermostat Control (Optional)
................................................................. 123
................................................................. 123
12.20
Three Ways Valve Control ........................ 124
12.21
Two Ways Valve Control........................... 124
12.22
External OFF/ON Control ......................... 125
12.23
External Compressor Switch (Optional PCB) ..
................................................................. 126
................................................................. 126
12.24
Heat/Cool Switch (Optional PCB) ............. 126
12.25
SG Ready Control (Optional PCB) ........... 127
12.26
Demand Control (Optional PCB) .............. 128
12.27
Holiday Mode ............................................ 129
12.28
Dry Concrete ............................................. 129
12.29
Flow Sensor .............................................. 129
13.
Protection Control (WH-UD03HE5-1 ..................
WH-UD05HE5-1)
.............................................
130
13.1
Protection Control for All Operations ........ 130
13.2
Protection Control for Heating Operation.. 132
13.3
Protection Control for Cooling Operation .. 133
14.
Protection Control (WH-UD07HE5-1 ..................
WH-UD09HE5-1)
.............................................
134
14.1
Protection Control for All Operations ........ 134
14.2
Protection Control for Heating Operation.. 136
14.3
Protection Control for Cooling Operation .. 137
15.
Servicing Mode .............................................. 138
15.1
How to Take Out Front Plate .................... 138
15.2
Test Run ................................................... 138
15.3
Expansion Vessel Pre Pressure Checking ......
................................................................. 138
................................................................. 138
15.4
Pump Down Procedures ........................... 139
15.5
How To Adjust Pump Speed ..................... 140
15.6
How To Adjust Pump Speed ..................... 141
15.7
How To Unlock Cool Mode ....................... 142
15.8
EEPROM Factory Default Data Setup
Procedure ................................................. 143
Procedure ................................................. 143
15.9
Dry Concrete Setup .................................. 144
16.
Maintenance Guide........................................ 146
16.1
Maintenance for Water Filter Set .............. 147
17.
Troubleshooting Guide ................................. 149
17.1
Refrigeration Cycle System ...................... 149
17.2
Relationship between the Condition of the Air-
to-Water Heatpump Indoor and Outdoor Units
and Pressure and Electric Current ............ 150
to-Water Heatpump Indoor and Outdoor Units
and Pressure and Electric Current ............ 150
17.3
Breakdown Self Diagnosis Function ......... 151
17.4
Error Codes Table ..................................... 153
17.5
Self-diagnosis Method .............................. 155
18.
Disassembly and Assembly Instructions ... 203
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