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9-2-3. Only outdoor unit does not run.
A. Check setting temperature.
B. Check PCB Ass'y in either indoor or outdoor unit.
9-2-4. Only indoor unit does not run.
•
Indoor PCB Ass'y is defective.
•
Indoor PCB Ass'y is defective.
•
Check voltage between terminals
No. 3(+) and No. 4 at terminal plate.
(DC 24V)
No voltage appears.
•
Outdoor PCB Ass'y is defective.
OK
OK
NO
Is room temperature too low ?
Try to lower setting temperature by
temperature setting button ( button).
Outdoor unit still does
not run.
Remote control unit is defective.
•
Try to run using another remote
control unit.
COOL
OK
NO
Is room temperature too high ?
Try to raise setting temperature by
temperature setting button ( button).
Outdoor unit still does
not run.
•
Try to run using another remote
control unit.
HEAT
Remote control unit is defective.
000-111 SM (18-68) 00.3.17 11:49 AM y[W 58