Daikin REYQ8-48PY1B, Руководство по обслуживанию

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SiBE37-701_B Troubleshooting by Indication on the Remote Controller
Troubleshooting 324
Troubleshooting Compressor inspection
Caution
Be sure to turn off power switch before connect or disconnect connector,
or parts damage may be occurred.
YES
Check if the
stop valve is
open.
Check if the
compressor
lead wires are
normal.
Check if the
wiring and
connection to the
compressor are
normal.
Insulation
resistance of the
compressor is
100 k
Ω
or below.
Compressor coils
are disconnected.
Check 4
∗
Check if the power transistor
is normal.
Failure occurs again
after restarting the
unit.
Power OFF
NO
NO
NO
YES
NO
YES
NO
NO
YES
NO
YES
Open the stop valve.
Replace compressor lead
wires.
Correct the wiring and
connection.
Replace the inverter
compressor.
Replace the inverter
compressor.
Replace the inverter
PCB (A2P).
Continue operation.
Momentary power
failure is possible.
Replace the inverter
compressor.
∗
: Referring to the information on P384. Check 4
YES
YES