Troubleshooting by Error Code
SiAF332111E
288
Part 6 Service Diagnosis
5.51 Reactor Temperature Abnormality
Applicable
Models
RXMQ8AR
Error Code
P3
Method of Error
Detection
Detect according to the value detected with the reactor surface thermistor.
Error Decision
Conditions
When the system is in operation and the thermistor causes wiring disconnection or short circuit
in it.
Supposed
Causes
Defective connection of thermistor
Defective reactor surface thermistor
Defective inverter PCB
Troubleshooting
Make measurement of
resistance of the radiation
fin thermistor.
Is the
resistance of the
thermistor normal?
Turn ON the
power supply.
Does the error
recur?
NO
YES
YES
NO
Replace the inverter PCB (A3P).
Replace the inverter PCB (A3P).
Continue operation.
Caution
Be sure to turn off the power switch before connecting or disconnecting
connectors, or parts may be damaged.
Summary of Contents for VRV S RXQ4/5ARV1
Page 1: ...Service Manual Cooling Only 50 60 Hz RXQ4 5ARV1 RXMQ6ARV1 RXMQ8 10 12ARY1 SiAF332111E...
Page 369: ...SiAF332111E Wiring Diagrams Part 7 Appendix 363 RXMQ6ARV1 C 3D137051...
Page 370: ...Wiring Diagrams SiAF332111E 364 Part 7 Appendix RXMQ8ARY1 C 3D137060...
Page 371: ...SiAF332111E Wiring Diagrams Part 7 Appendix 365 RXMQ10 12ARY1 3D121610B...
Page 375: ...SiAF332111E Wiring Diagrams Part 7 Appendix 369 FXMQ40 50 63 80 100ARV1 3D127112 04 59...