PROBLEMS WITH YOUR AIR CONDITIONER?
You can solve many common air conditioner problems easily, saving you the cost of a possible
service call. Try the suggestions below to see if you can solve the problem before calling the service.
PROBLEM
Air conditioner does not
operate.
Inefficient or no cooling.
Noisy unit.
Odors.
Water dripping outside.
Water dripping inside.
Ice or frost build-up.
NOTE:
If circuit breaker is tripped repeatedly, or fuse is blown more than once, contact a qualified technician.
TROUBLESHOOTING GUIDE
POSSIBLE CAUSE
No power to the unit.
Dirty air filter.
Inappropriate capacity for
application.
Blocked airflow.
Power interruption, settings
change too quickly, or
compressor overload tripped.
Loose parts.
Inadequate support.
Formation of mold, mildew, or
algae on wet surfaces.
Condensation run-off is normal
during hot and humid weather.
Unit is not properly angled to
allow water to drain outside.
Low outside temperature.
Unit air filter is dirty.
15
SUGGESTED SOLUTION
Check connection of power cord
to power source.
The circuit breaker tripped or a
blown fuse.
Set OPERATION knob to
position other than "OFF".
Clean or replace air filter.
Check with dealer to determine
proper unit capacity for
application.
Remove obstruction from grille
or outdoor louvers.
Let fan run to restart
compressor (in approximately
10 minutes.)
Tighten loose parts.
Provide additional support to
unit.
Remove drain plug and drain
base pan.
Replace drain plug.
Clean unit thoroughly.
Add flexible tubing to redirect
water flow.
Unit must be installed on an
angle for proper condensation
run-off. Check the unit and
make adjustments.
When outdoor temperature is
approximately 65ºF or below,
frost may form when unit is in
cooling mode. Switch unit to
FAN (only) operation until frost
melts.
Remove and clean filter.