Daikin VRV II RXYQ8MY1K Service Manual page 309

Malfunction of Transmission Between Indoor and
Outdoor Units in the Same System ...............207
Malfunction of Transmission Between
Indoor Units ...................................................201
Malfunction of Transmission Between Inverter and
Control PC Board ..........................................192
Malfunction of Transmission Between Main and
Sub Remote Controllers ................................206
Malfunction of Transmission Between Optional
Controllers for Centralized Control ....... 216
Malfunction of Transmission Between
Outdoor Units ................................................204
Malfunction of Transmission Between Remote
Controller and Indoor Unit .............................203
Method of Replacing The Inverter's Power
Transistors and Diode Modules ....................280
O
Operation Lamp Blinks .........................................227
Operation of The Remote Controller's Inspection /
Test Operation Button ...................................143
Outdoor Unit PC Board Layout ..............................93
P
PC Board Defect ......................... 152
Piping Diagrams ...................................................236
Indoor Unit .....................................................237
Outdoor Unit ..................................................236
Piping Installation Point ........................................272
Power Supply Insufficient or Instantaneous
Failure ...........................................................198
Pressure Sensor ..................................................279
R
Refrigerant Flow for Each Operation Mode ............47
Refrigerant Overcharged .....................................177
Remote Controller Self-Diagnosis Function .........146
Remote Controller Service Mode .........................144
Reverse Phase, Open Phase ..............................197
RXYQ8M, 10M .......................................................46
S
Self-diagnosis by Wired Remote Controller .........140
Self-diagnosis by Wireless Remote Controller .....141
Setting of Low Noise Operation and Demand
Operation ......................................................123
Image of operation in the case of A ...... 124
Image of operation in the case of
A, B .......................................... 124
Image of operation in the case of B ...... 124
Setting of Refrigerant Additional Charging
Operation ......................................................129
Check Operation ............................................131
Simplified Remote Controller .................................96
BRC2A51,BRC2C51 .......................................96
STD Compressor Motor Overcurrent/Lock ...........170
System is not Set yet ...........................................213
vi
T
Test Operation ...................................................... 88
Thermostat Sensor in Remote Controller .............. 81
Torque wrench .................................................... 289
Troubleshooting
Troubleshooting (OP: Schedule Timer) ............... 220
,
223
Troubleshooting
Troubleshooting by Remote Controller ............... 139
W
Weigher for refrigerant charge ............................ 292
Wired Remote Controller ....................................... 94
Wireless Remote Controller - Indoor Unit ............. 95
Wiring Diagrams for Reference ........................... 242
, , ,
166 215 222
,
126
,
126
,
126
Cooling ............................................................ 81
Heating ........................................................... 82
(OP: Central Remote Controller) .................. 215
(OP: Unified ON/OFF Controller) ................. 227
BRC4C type .................................................... 95
BRC7C type .................................................... 95
BRC7E type .................................................... 95
Field Wiring ................................................... 243
Indoor Unit .................................................... 246
Outdoor Unit ................................................. 242
Si39-502A
Drawings & Flow Charts