Daikin FBQ71B7V3B x 2 - Page 287

Si20-701_B Troubleshooting by Remote Controller
280
Note:
If an overcurrent results during motor pre-heating, reset
by remote controller may not be possible.
YES
NG
OK
NO
Is
inverter
output voltage
same in all 3
phases?
Check
main circuit parts.
Inspect
compressor.
Correct the
wiring. Defective
main circuit
parts.
Defective
inverter.
(Note) Within ±5%
between phases U and V,
between V and W and
between W and U.
A