Daikin R36NUY2S - Page 371

Si20-701_B Troubleshooting by Remote Controller
364
Troubleshooting
Check LED
on outdoor unit PCB.
(Is the voltage
insufficient?)
NO
YES
YES
External factor
Is the
power supply
voltage between
200±10% VAC?
NO
YES
Field factors
When the compressor is
running, measure the
voltage between + and -
of electrolytic capacitor
(C+, C-).
NO
Correct the
wiring.
Is the wiring correct?
YES
Monitor the
voltage
(Instantaneous
voltage drop)
Is the
measured voltage
220 VDC or
more?
NO
Replace the
outdoor inverter
PCB.
Caution
Be sure to turn off the power switch before
connecting or disconnecting connectors, or parts
may be damaged.