Daikin ALTHERMA HT Service Manual page 290

Malfunction of System, Refrigerant System Address
Undefined ......................................................208
Malfunction of Tank Thermistor (R3T) .................141
Malfunction of Thermistor (R3T, R5T) for Suction 
Pipe 1, 2 ........................................................169
Malfunction of Thermistor (R3T) Liquid Thermistor 
R-410A ..........................................................140
Malfunction of Thermistor (R4T) ..........................173
Malfunction of Thermistor (R6T) for Outdoor Unit 
Heat Exchanger ............................................171
Malfunction of Thermistor (R7T) for Outdoor Unit
Liquid Pipe ....................................................172
Malfunction of Thermostat Sensor in Remote 
Control ..........................................................144
Malfunction of Transmission between Indoor Units
and Outdoor Units .................................200, 202
Malfunction of Transmission between Inverter and
Control PC Board ..................................188, 189
Malfunction of Transmission between Main and 
Sub Remote Controls ....................................205
Malfunction of Transmission Between Outdoor 
Units ..............................................................204
Malfunction of Transmission between Remote 
Control and Indoor Unit .................................203
Method of Replacing The Inverter's Power 
Transistors Modules ......................................243
Model Name .........................................................246
N
Normal Operation ...................................................47
O
Operation Mode .....................................................46
Operation when Power is Turned On .....................77
Outdoor Unit PC Board Layout ..............................78
Outdoor Unit Thermistors for Discharge Pipe ......240
P
P1 .................................................................191, 192
PC Board Defect ..................................132, 145, 146
PCB Layout for EKHBRD 011/014/016 AAV1 ........30
PJ .........................................................................193
Power Supply Insufficient or Instantaneous 
Failure ...................................................196, 198
Precautions for New Refrigerant (R-410A) ..........267
Pressure Sensor ..................................................242
Protection Control ..................................................54
Pump Error (M1P) or Other Water System 
Error ..............................................................133
Pump-down Residual Operation ............................52
R
Refrigerant Circuit ....................................................8
Refrigerant Cylinders ...........................................269
Return Water Thermistor ......................................142
ii
S
Service Tools ...................................................... 270
Setting Modes ..................................................... 250
Setting of Refrigerant Additional Charging 
Operation ..................................................... 115
Setting of Refrigerant Recovery Mode ................ 115
Simultaneous demand of space heating and 
domestic water heating .................................. 63
Special Control ...................................................... 50
Specifications .......................................................... 5
Startup Control ...................................................... 50
Stopping Operation ............................................... 53
Switch Box Layout ......................................... 28, 255
Symptom-based Troubleshooting ....................... 119
System is not Set yet .......................................... 207
T
Tank Thermistor .................................................. 241
Technical Specifications ...................................... 249
Test Operation
Procedure and Outline .................................... 70
Thermistor Resistance / Temperature 
Characteristics ............................................. 239
U
U0 ........................................................................ 194
U2 ................................................................ 196, 198
U4 ................................................................ 200, 202
U5 ........................................................................ 203
U8 ........................................................................ 205
UA ............................................................... 204, 206
UF ....................................................................... 207
UH ....................................................................... 208
W
Water circuit error ................................................ 136
Wiring Diagrams .................................................. 257
ESIE09-08B
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