81
[SUZ-KA50/60/71VA(1).TH SUZ-KA60VAR2.TH]
Check of power supply
Outdoor unit does not operate. (LED display: display OFF)
Turn on power supply.
No
Yes
Yes
No
No
Yes
No
Yes
Yes
No
Replace the power board.
Start
Check the connecting of parts of main power supply circuit.
Is there voltage of 230V AC in the
power supply terminal block?
Is the output voltage from the noise
filter P.C. board 230V AC?
Is the input voltage to the outdoor
electronic control P.C. board 325V DC?
Check the power supply cable.
Replace the outdoor electronic control P.C. board.
Replace the noise
filter P.C. board.
Is fuse (F64) blown?
Is the input voltage to the power board
230V AC?
Replace the fuse.
Replace the reactor.
Q
To Next Page
Loading...
