Daikin RXQ12AHR, Руководство по обслуживанию

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Troubleshooting by Error Code SiAF341904E
224 Part 6 Service Diagnosis
Reference
CHECK 4 Refer to page 290.
NO
YES
NO
YES
NO
Power ON
Restart the
compressor, and
then check for the
operation. Does the
error recur?
Has the
compressor
started up at high
differential pressure
(0.5 MPa or
more)?
The error recurs at
startup.
YES YES
Power OFF
Power OFF
Power ON
Power ON
Power OFF
Pressure equalization failure.
Check for the refrigerant
system.
Quit work.
Pressure equalization failure
may have occurred. Check for
the refrigerant system.
YES
YES
NO
Replace the inverter PCB. (
#
1)
NO
The error recurs at
startup.
Continue operation.
The error could have
resulted from instantaneous
power failure.
A
Continue operation.
Replace the compressor.
Is the power
transistor
normal?
Replace the inverter
PCB. (
#
1)
This is not a failure of the
inverter PCB. Reinstall the
PCB.
YES
NO
NO
The relevant
compressor has a
wiring disconnection
in it.
The insulation
resistance of the relevant
compressor is low
(< 100 k
Ω
)
YES
Replace the compressor.
RXQ6-14A: M1C
RXQ16-20A: M1C, M2C
RXQ6-14A: M1C
RXQ16-20A: M1C, M2C
#
1
RXQ6-14A: A3P
RXQ16-20A: A3P, A6P
CHECK 4