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Compressor does not operate.
Outdoor fan does not operate.
No.
Start
Turn OFF power supply (indoor / out-
door unit).
Yes
Compressor
does not operate.
No
Yes
Is the connection of
wiring from terminal block
to compressor correct?
Check the compressor.
See page 27.
Is it normal?
Make the connection of
wiring from terminal
block to compressor
correct.
Replace the compressor.
Replace the outdoor
fan motor.
No
Yes
Check the outdoor control
P.C. board.
See page 31.
Does outdoor unit operate?
Yes
Ok
No.
Start
Turn OFF power supply (indoor / out-
door unit).
Yes
Outdoor fan motor
does not operate.
Yes
Is the connection of wiring
from terminal block to
outdoor fan motor correct?
Make the connection
of wiring from terminal
block to outdoor fan
motor correct.
Yes
No
Check the outdoor fan
motor. See page 27.
Is it normal?
Replace the outdoor
fan motor.
Check the outdoor control
P.C. board.
See page 31.
Does outdoor unit operate?
Yes
Ok
No
OB284-1.qxp 01.4.26 8:59 PM Page 30