Daikin R42NUY2S - Page 216

Troubleshooting by Remote Controller Si20-701_B
209
Refer to P.460.
Refer to P.474.
NO
YES
Replace the
defective
thermistor.
Are the
characteristics of each
thermistor
normal?
CHECK 3
CHECK 9
Eliminate the
causes of wet operation.
Actually, it is in wet
operation.
A
The error is
displayed again.
YES
NO
Replace the
outdoor unit
PCB.
External factor
(Noise, etc.)
Restart operation.
YES
Mount properly.
Is the
temperature
sensor of each
thermistor (suction
pipe, discharge pipe
and heat exchanger
distributor pipe
thermistors)
mounted
properly?
NO
CHECK 3
CHECK 9