Desa DS-12CH - Fault Check List

15
FAULT CHECK LIST
The air conditioner will not run:
 Is the air conditioner plugged in?
 Is there a power failure?
 Is the ambient temperature below the set
temperature?
 Are the valves on the outdoor unit open?
The machine seems to do little:
 Is there direct sunshine? (Please close
curtains)
 Are too many windows or doors open?
 Is there some
thing in the room producing a
lot of heat?
The machine seems to do
nothing:
 Is the filter dusty/contaminated?
 Is the air intake or output blocked up?
 Is there something blocking the outdoor
unit?
 Is the ambient temperature below your
selected temperature?
 Is the timer mode activated?
The machine is too noisy:
 Is the floor underneath the outdoor unit
uneven?
The compressor does not run:
 It is possible the overheat protection of the
compressor is on. (Wait for the
temperature to drop)
WARNING – Never try to repair or dismantle the unit yourself