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TROUBLESHOOTING
Please review the chart first before you call for service.
Normal Operation
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.
You may hear the thermostat click when the compressor turns on and off.
Water will be collected 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 operation when the compressor is off.
Abnormal Operation
Problem
Air conditioner
does not work
Air conditioner
does not cool as
it should
Air conditioner
freezing up
Possible Causes
The air conditioner is
unplugged.
The fuse is blown/circuit
breaker is tripped.
Power failure.
Airflow is restricted .
The air filter is dirty.
The room was hot.
Cold air is escaping.
Cooling coils have iced up.
Ice blocks the air flow and
stops the air conditioner
from cooling the room.
What To Do
Make sure the air conditioner plug is pushed
completely into the outlet.
Check the house fuse/circuit breaker box and
replace the fuse or reset the breaker.
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.
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 operating instruction section.
When the air conditioner is first turned on, it takes
some time for the room to cool down.
Check for open furnace floor registers and cold
air returns.
Set the air conditioner's vent to the closed position.
See "Air conditioner freezing up" below.
Set the fan at MED or HIGH until the ice melts.
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