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Troubleshooting
SiBE041102_A
58
Service Diagnosis
Troubleshooting
Check No.04
Refer to P.88
NO
NO
NO
Check No. 04
Check Hall IC
NO
NO
NO
YES
YES
YES
YES
YES
YES
(R15197)
Caution
Replace the fan motor or indoor
unit PCB.
Replace the fan motor.
Replace the indoor unit PCB.
Replace the capacitor.
(Replace the indoor unit PCB.)
Replace the fan motor.
Replace the fan motor.
Replace the indoor unit PCB.
Does the fan rotate?
Is there an output?
Is it the rated voltage?
Does the fan rotate
smoothly?
Is it the rated voltage?
Is there continuity?
Start operation.
Turn off the power supply and
rotate the fan by hand.
Check the fan motor voltage.
Turn the power on and check the
fan motor voltage.
(immediately after restart)
Check the capacitor's continuity.
Be sure to turn off the power switch before connecting or disconnecting
connectors, or parts may be damaged.
NO
YES
Check the power supply voltage.
Correct the power supply.
Voltage as rated?
∗
Before starting operation, turn off the
indoor unit with the remote controller
or the indoor unit ON/OFF button.