Before you call for service...
Troubleshooting Tips save time and money!
Review the chart below first and you may not need to call for service.
Normal Operation
Y 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.
Y You may hear the thermostat click when the compressor cycles on and off.
Y 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.
Y The fan may run even when the compressor does not.
Abnormal Operation
ProblemPossible CausesWhat To Do
The air conditioner isY Make sure the air conditioner plug is pushed
unplugged.completely into the outlet.
The fuse is blown/circuitY Check the house fuse/circuit breaker box andAir conditioner
breaker is tripped.replace the fuse or reset the breaker.does not start
Power failure.Y If power failure occurs, turn the mode control to OFF .
When power is restored, wait 3 minutes to restart the
air conditioner to prevent tripping of the compressor
overload.
Airflow is restricted.Y Make sure there are no curtains, blinds, or furniture
blocking the front of the air conditioner.
The THERMOSTAT mayY Turn the knob to a higher number. The highest
not be set high enough.setting provides maximum cooling.
Air conditioner The air filter is dirty.Y Clean the filter at least every 2 weeks.
does not cool as itSee the operating instructions section.
should
The room may have beenY When the air conditioner is first turned on Beforeyoucallforservice...
hot.you need to allow time for the room to cool down.
Cold air is escaping.Y Check for open furnace floor registers
and cold air returns.
Y Set the air conditioner's vent to the closed position.
Cooling coils have iced up.Y See Air Conditioner Freezes Up below.
Air conditioner Ice blocks the air flow andY Set the mode control at Med Fan orHigh Cool with
freezes upstops the air conditionerthe thermostat at 1 or2.
from cooling the room.
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