Daikin Floor Standing Type F-Series Service Manual page 136

Troubleshooting
Troubleshooting
125
Be sure to turn off the power switch before connecting or disconnecting
Caution connectors, or parts may be damaged.
Check the supply voltage.
Supply voltage as
specified?
YES
Rotate the fan by hand.
Does the fan rotate
smoothly?
YES
Turn on the
power again. System
restarted?
NO
Repeat a few
times.
NO
NO
(Precaution before turning on the power again)
Make sure the power has been off for
at least 30 seconds.
YES
Disturbance factors
∗ Noise ∗ Power supply distortion
SiBE06-708_A
Correct the power supply.
Replace the fan motor or
the outdoor unit PCB.
Check for such factors for a
long term.
∗ Try to restart a few times.
Replace the PM1. (Replace
the outdoor unit PCB.)
(R8402)
Service Diagnosis