Download SPLIT SYSTEM AIR CONDITIONER

10-2-3. Only outdoor unit does not run.
A. Check setting temperature.
COOL
HEAT
Is room temperature too low ?
Is room temperature too high ?
NO
NO
Try to lower setting temperature by
temperature setting button ( button).
Try to raise setting temperature by
temperature setting button ( button).
Outdoor unit still does
not run.
Outdoor unit still does
not run.
• Try to run using another remote
control unit.
• Try to run using another remote
control unit.
OK
OK
Remote control unit is defective.
Remote control unit is defective.
B. Check PCB Ass'y in either indoor or outdoor unit.
• Check voltage between terminals
No. 1(+) and No. 2 at the terminal
plate.
(DC 24V)
OK
• Outdoor PCB Ass'y is defective.
No voltage appears.
• Indoor PCB Ass'y is defective.
10-2-4. Only Indoor unit does not run.
• Indoor PCB Ass'y is defective.
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