Troubleshooting by Error Code
SiAF341904E
246
Part 6 Service Diagnosis
Reference
CHECK 4
Refer to page 290.
Power OFF
YES
NO
Restarting
the system results in
the recurrence of the
error.
Continue operation.
Replace the
compressor.(
1)
NO
YES
Replace the inverter PCB
(
#
2).
YES
Restarting the
system results in the
recurrence of the
error.
Continue operation.
The error could have
resulted from causes
such as instantaneous
power failure.
NO
The
insulation
resistance of the relevant
compressor is 100 k
Ω
or less.
Replace the
compressor.(
1)
1
RXQ6-14A: M1C
RXQ16-20A: M1C, M2C
YES
The coil
of the relevant
compressor has caused
wiring disconnection
in it.
Replace the
compressor.(
1)
YES
NO
Replace the inverter
PCB. (
2)
2
RXQ6-14A: A3P
RXQ16-20A: A3P, A6P
NO
Power OFF
A
( )
CHECK 4
Is the power
transistor normal?
