Daikin ALTHERMA HT Service Manual page 5
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Also See for ALTHERMA HT:
- User manual (12 pages) ,
- Installer's reference manual (296 pages)
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ESIE09-08B
Table of Contents
Valve (K1E) R-410A circuit...................................................................134
3.4 "AE" Indoor Unit: Water Circuit Error.....................................................136
Board and Control PC Board) ..............................................................138
R-410A .................................................................................................140
3.8 "C5" Indoor Unit: Malfunction of Tank Thermistor (R2T).......................141
3.9 "C9" Indoor Unit: Return Water Thermistor (R4T).................................142
3.10 "CA" Indoor Unit: Leaving Water Thermistor Error (R5T) ......................143
Controller..............................................................................................144
3.12 "E1" Outdoor Unit: PC Board Defect......................................................145
3.13 "E1" Indoor Unit: PC Board Defect.........................................................146
3.14 "E3" Outdoor Unit: Actuation of High Pressure Switch..........................147
3.15 "E3" Indoor Unit: Actuation of High Pressure Switch ............................149
3.16 "E4" Outdoor Unit: Actuation of Low Pressure Sensor .........................152
3.17 "E4" Indoor Unit: Actuation of Low Pressure Sensor ............................154
3.18 "E5" Outdoor Unit: Inverter Compressor Motor Lock ............................156
3.19 "E5" Indoor Unit: Inverter Compressor Motor Lock ...............................157
3.20 "E7" Malfunction of Outdoor Unit Fan Motor .........................................158
Expansion Valve...................................................................................160
Valve (K2E) R-134a circuit ...................................................................162
3.23 "F3" Outdoor Unit: Abnormal Discharge Pipe Temperature..................164
3.24 "F3" Indoor Unit: Abnormal Discharge Pipe Temperature ....................165
3.28 "J5" Outdoor Unit: Malfunction of Thermistor (R3T, R5T) for Suction
Pipe 1, 2 ...............................................................................................169
Heat Exchanger....................................................................................171
Liquid Pipe............................................................................................172
Heat Exchanger Gas Pipe....................................................................173
3.33 "JA" Outdoor Unit: Malfunction of High Pressure Sensor .....................174
3.34 "JA" Indoor Unit: Malfunction of High Pressure Sensor........................175
3.35 "JC" Outdoor Unit: Malfunction of Low Pressure Sensor ......................176
3.36 "JC" Indoor Unit: Malfunction of Low Pressure Sensor.........................177
3.37 "L1" Outdoor Unit: Malfunction of PC Board..........................................178
3.38 "L1" Indoor Unit: Malfunction of PC Board.............................................179
Rise ......................................................................................................180
Rise (R8T) ............................................................................................181
3.41 "L5" Outdoor Unit: Inverter Compressor Abnormal - R-410A ...............182
3.42 "L5" Indoor Unit: Inverter Compressor Abnormal - R-134a...................183
3.43 "L8" Outdoor Unit: Inverter Current Abnormal ......................................184
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Troubleshooting
