SiUS121827E Troubleshooting for Outdoor Unit
Part 6 Service Diagnosis 211
Troubleshooting
Check No.16 Refer to P.240
(R20416)
Caution
YES
YES
NO
YES
NO
NO
YES
NO
Turn on the power.
Rotate the fan.
Check No. 16
Check the rotation pulse input on
the outdoor unit PCB (main PCB).
Turn off the power and
reconnect the connector.
Remove the foreign
matters.
Replace the outdoor fan
motor.
Replace the outdoor unit
PCB (main PCB).
Fan motor
connector disconnected?
Foreign matters
in or around the fan?
Replace the outdoor fan
motor.
Fan rotates
smoothly?
Pulse signal
generated?
Be sure to turn off the power switch before connecting or disconnecting
connectors, or parts may be damaged.
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