Daikin Altherma HT - Hot water preparation in detail; Programmable room thermostat; Heat emitters: radiators; Underfloor heating (UFH) and;or fan coil units (FCU)

ESIE09-08B
Table of Contents iii
3.3 “A9” Indoor Unit: Malfunction of Moving Part of Electronic Expansion 
Valve (K1E) R-410A circuit...................................................................134
3.4 “AE” Indoor Unit: Water Circuit Error.....................................................136
3.5 “
AJ” Indoor Unit: Malfunction of Capacity Determination
Device..........137
3.6 “C1” Indoor Unit: Failure of Transmission (Betwee
n Indoor unit PC 
Board and Control PC Board) ..............................................................138
3.7 “C4” Indoor Unit: Malfunction of Thermistor (R3T) Liquid Thermistor 
R-410A .................................................................................................140
3.8 “C5” Indoor Unit: Malf
unction of Tank Thermistor (R2T).......................141
3.9 “C9” Indoor Unit: Return Water Thermistor (R4T)
.................................142
3.10 “CA” Indoor Unit: Leaving Water Ther
mistor Error (R5T) ......................143
3.11 “CJ” Indoor Unit: Malf
unction of Thermostat Sensor in Remote 
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
3.21 “E9” Outdoor Unit: Ma
lfunction of Moving Part of Electronic 
Expansion Valve...................................................................................160
3.22 “E9” Indoor Unit: Malf
unction of Moving Part of Electronic Expansion 
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
3.25 “
H9” Outdoor Unit
: Malfunction of Thermistor (R1T) for Outdoor Air ....166
3.26 “J3” Outdoor Unit: Malfunction of Discharge Pipe Thermistor (R2T)....167
3.27 “J3” Indoor Unit: Malfunction of Discharge Pipe Thermistor (R6T)
......168
3.28 “J5” Outdoor Unit
: Malfunction of Thermistor (R3T, R5T) for Suction 
Pipe 1, 2 ...............................................................................................169
3.29 “J5” Indoor Unit: Malfun
ction of Thermistor (R7T) for Liquid R-134a...170
3.30 “J6” Outdoor Unit: Malfunction of Thermistor (R6T) for Outdoor Unit 
Heat Exchanger....................................................................................171
3.31 “J7” Outdoor Unit: Malfunction of Thermistor (R7T) for Outdoor Unit 
Liquid Pipe............................................................................................172
3.32 “J9” Outdoor
Unit
: Malfunction of Thermistor (R4T) for Subcooling 
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: Malf
unction 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
3.39 “
L4” Outdoor Unit: Ma
lfunction of Inverter Radiating Fin Temperature 
Rise ......................................................................................................180
3.40 “L4” Indoor Unit: Malfu
nction of Inverter Radiating Fin Temperature 
Rise (R8T) ............................................................................................181
3.41 “L5” Outdoor Unit: Inverter Compressor Abn
ormal - R-410A ...............182
3.42 “L5” Indoor Unit: In
verter Compressor Abnormal - R-134a...................183
3.43 “L8” Outdoor Unit: Inverter Current
Abnormal ......................................184