Daikin RXYQ72 Serivce Manual page 271

Malfunction of Inverter Radiating Fin Temperature
Rise.................................................................. 161
Malfunction of Inverter Radiating Fin Temperature
Rise Sensor ..................................................... 170
Malfunction of Moving Part of Electronic Expansion
Valve (20E) ...................................................... 127
Malfunction of Moving Part of Electronic Expansion
Valve (Y1E, Y2E) ............................................. 144
Malfunction of Oil Equalizing Pipe Thermistor
(R7T)................................................................ 156
Malfunction of Outdoor Unit Fan Motor ................... 142
Malfunction of Receiver Outlet Liquid Pipe Thermistor
(R6T)................................................................ 155
Malfunction of Sub-Cooling Gas Pipe Thermistor
(R5T)................................................................ 157
Malfunction of Suction Pipe Pressure Sensor......... 160
Malfunction of Swing Flap Motor (MA) .................... 125
Malfunction of System, Refrigerant System Address
Undefined......................................................... 192
Malfunction of Thermistor (R1T)
for Outdoor Air ................................................. 150
Malfunction of Thermistor (R1T) for Suction Air...... 133
Malfunction of Thermistor (R2T) for
Heat Exchanger ............................................... 131
Malfunction of Thermistor (R2T) for Suction Pipe ... 153
Malfunction of Thermistor (R3T) for Gas Pipes....... 132
Malfunction of Thermistor (R4T) for
Outdoor Unit Heat Exchanger Deicer .............. 154
Malfunction of Thermostat Sensor in
Remote Controller............................................ 134
Malfunction of Transmission Between Central Remote
Controller and Indoor Unit................................ 200
Malfunction of Transmission Between Centralized
Controller and Indoor Unit................................ 189
Malfunction of Transmission Between Indoor Units and
Outdoor Units................................................... 178
Malfunction of Transmission Between Indoor Units and
Outdoor Units in the Same System.................. 184
Malfunction of Transmission Between Inverter and
Control PC Board............................................. 166
Malfunction of Transmission Between Main and
Sub Remote Controllers................................... 183
Malfunction of Transmission Between Optional
Controllers for Centralized Control........... 195
Malfunction of Transmission Between
Outdoor Units................................................... 181
Malfunction of Transmission Between Remote
Controller and Indoor Unit................................ 180
Method of Replacing The Inverter's Power Transistors
and Diode Modules .......................................... 242
Diode Module ................................................... 243
Power Transistor IGBT
(On Inverter PC Board)........................ 243
O
Operation Lamp Blinks............................................ 208
vi
Operation of The Remote Controller's Inspection /
Test Operation Button ......................................112
Outdoor Unit PC Board Layout ..................................68
P
PC Board Defect............................. 121
Piping Diagrams
FXFQ, FXSQ, FXMQ, FXHQ,
RXYQ72M, 96M ................................................220
Power Supply Insufficient or Instantaneous
Failure...............................................................175
Pressure Sensor ......................................................241
R
Refrigerant Circuit
RXYQ72M, 96M ..................................................25
Refrigerant Flow for Each Operation Mode
RXYQ72M, 96M ..................................................27
Refrigerant oil ..........................................................251
Refrigerant Overcharged .........................................147
Remote Controller Self-Diagnosis Function.............115
Replacement Procedure for INV Compressor,
VRV ..................................................................218
Reverse Phase, Open Phase ..................................174
S
Self-diagnosis by Wireless Remote Controller ........110
Setting of Air Flow Direction Adjustment Range........75
Setting of Demand Operation
Image of operation in the case of A ....................97
Image of operation in the case of A and B ..........97
Image of operation in the case of B ....................97
Setting of Low Noise Operation
Image of operation in the case of A ....................95
Image of operation in the case of A and B ..........95
Image of operation in the case of B ....................95
Simplified Remote Controller .....................................71
System is not Set yet ...............................................191
T
Test Operation
Procedure and Outline ........................................64
Thermostat Sensor in Remote Controller
,
203
Cooling ................................................................60
Heating................................................................61
Torque wrench.........................................................250
Troubleshooting (OP: Central Remote Controller)...194
Troubleshooting (OP: Schedule Timer) ...................200
Troubleshooting
(OP: Unified ON/OFF Controller)......................208
Turn Power on ...........................................................64
U
Unit No. transfer.......................................................114
FXAQ, FXLQ, FXNQ ............................221
Drawings & Flow Charts
SiUS39-601
, , ,
135 194 202