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SiME341909EA
Troubleshooting by Error Code
Part 6 Service Diagnosis
231
5.46 Reactor Temperature Abnormality
Applicable
Models
All outdoor unit models
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
Check in Monitor Mode
For the models equipped with
2 compressors, check the
compressor M1C or M2C
applicable to the error code
P3
while in monitor mode of
the outdoor unit.
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. (
#
1)
#
1
RXQ6-12AR: A3P
RXQ14/16AR: A3P, A6P
Replace the inverter PCB. (
#
1)
Continue operation.
Caution
Be sure to turn off the power switch before connecting or disconnecting
connectors, or parts may be damaged.
Содержание VRV X RXQ10ARYFK
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