Daikin VRV III RXYQ5-54PY1 Service Manual page 397

Malfunction of Thermistor (R4T)
for Outdoor Unit Heat Exchanger ..................255
Malfunction of Thermostat Sensor in Remote
Controller ......................................................234
Malfunction of Transmission Between Centralized
Controller and Indoor Unit .............................291
Malfunction of Transmission Between Indoor and
Outdoor Units in the Same System ...............287
Malfunction of Transmission Between
Indoor Units ...................................................281
Malfunction of Transmission Between Inverter and
Control PC Board ..........................................268
Malfunction of Transmission Between Main and
Sub Remote Controllers ................................286
Malfunction of Transmission Between Optional
Controllers for Centralized Control ................298
Malfunction of Transmission Between
Outdoor Units ................................................284
Malfunction of Transmission Between Remote
Controller and Indoor Unit .............................283
Method of Checking The Inverter's Power Transistors
and Diode Modules .......................................368
O
Operation Lamp Blinks .........................................305
Operation of The Remote Controller's Inspection /
Test Operation Button ...................................209
Outdoor Unit PC Board Layout ............................160
P
PC Board Defect ................................. 221
Piping Diagrams ...................................................316
Indoor Unit .....................................................320
Outdoor Unit ..................................................316
Piping Installation Point ........................................361
The Example of A Wrong Pattern ..................362
Power Supply Insufficient or
Instantaneous Failure ...................................277
Pressure Sensor ..................................................367
R
Refrigerant Flow for Each Operation Mode ............74
Refrigerant Overcharged .....................................249
Remote Controller Self-Diagnosis Function .........212
Remote Controller Service Mode .........................210
Reverse Phase, Open Phase ..............................276
RXYQ10P, 12P ......................................................71
RXYQ14P, 16P, 18P ..............................................73
RXYQ5P ................................................................69
RXYQ8P ................................................................70
S
Self-diagnosis by Wired Remote Controller .........205
Self-diagnosis by Wireless Remote Controller .....206
Setting of Low Noise Operation and Demand
Operation ......................................................191
Image of operation in the case of A ...... 192
Image of operation in
the case of A and B ................. 192
Image of operation in the case of B ...... 192
vi
Simplified Remote Controller .............................. 163
BRC2A51, BRC2C51 .................................... 163
System is not Set yet .......................................... 294
T
Test Operation .................................................... 144
Thermostat Sensor in Remote Controller ............ 132
Cooling .......................................................... 132
Heating ......................................................... 133
Torque wrench .................................................... 377
Troubleshooting
(OP: Central Remote Controller) .................. 297
Troubleshooting
(OP: Unified ON/OFF Controller) ................. 305
Troubleshooting by Remote Controller ............... 204
W
Weigher for refrigerant charge ............................ 380
Wired Remote Controller ..................................... 161
Wireless Remote Controller - Indoor Unit ........... 162
BRC4C type .................................................. 162
BRC7C type .................................................. 162
BRC7E type .................................................. 162
Wiring Diagrams for Reference ........................... 324
Field Wiring ................................................... 329
Indoor Unit .................................................... 332
Outdoor Unit ................................................. 324
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235 297
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194
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194
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194
Si34-601A
Drawings & Flow Charts