
Air conditioner
freezing up
See Air Conditioner Freezing Up below.
Cooling coils have
iced up.
Ice blocks the air flow and
stops the air conditioner
from cooling the room.
Set the fan at MED or HIGH until the ice
melts.
18
TROUBLESHOOTING
Abnormal Operation
Normal Operation
Air conditioner
does not cool
as it should
Air conditioner
does not start
Problem
Possible Causes
What To Do
The air conditioner is
unplugged.
Make sure the air conditioner plug is pushed
completely into the outlet and switched on.
Troubleshooting Tips
Save time and money! Review the chart below first and you may not need to call for service.
You may hear a pinging noise caused by water being picked up and thrown against the
condenser on rainy days or when the humidity is high. This design feature helps
remove moisture and improve efficiency.
You may hear the thermostat click when the compressor cycles on and off.
Water will collect in the base pan during high humidity or on rainy days .The water may
overflow and drip from the outdoor side of the unit.
The fan may continue to operate when the compressor has cycled off.
The fuse is blown/circuit
breaker is tripped.
Check the house fuse/circuit breaker box
and replace the fuse or reset the breaker.
Power failure.
If power failure occurs, switch off and
disconnect/unplug the power cord. When
power is restored, reconnect (plug in) the
power cord, switch on the power and wait
3 minutes to restart the air conditioner to
prevent tripping of the compressor overload.
Airflow is restricted .
Make sure there are no curtains, blinds, or
furniture blocking the front of the air conditioner.
Clean the filter at least every 2 weeks.
See the care and cleaning section.
When the air conditioner is first turned on you
need to allow time for the room to cool down.
The air filter is dirty.
The room may have
been hot.
Check for open furnace floor registers and
cold air returns.
Cold air is escaping.