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Troubleshooting by Remote Controller
Si20-701_B
91
Troubleshooting
YES
There
is a foreign
matter around the
fan.
YES
NO
Remove the
foreign matter.
The
fan motor
connectors of the
fan PCB are
disconnected.
YES
NO
Connect
correctly.
The
connectors
between the
indoor unit PCB and
the fan PCB are
disconnected.
YES
NO
Connect
correctly.
The
fan can
be moved
lightly by hand after
the fan motor connector
of the fan PCB is
removed.
NO
Replace the fan
motor.
The
fuse on the fan
PCB has no
continuity.
NO
YES
Replace the fan
PCB.
Turn OFF the power
supply. Wait for 10 minutes.
Caution
Be sure to turn off the power switch before
connecting or disconnecting connectors, or parts
may be damaged.
A