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Consumer Support Troubleshooting Tips Installation Instructions Care and Cleaning Operating Instructions Safety Instructions
14
Before You Call For Service…
Troubleshooting Tips
Save time and money! Review the chart on this page
first and you may not need to call for service.
Problem Possible Causes What To Do
Air conditioner
The air conditioner • Make sure the air conditioner plug is pushed completely
does not start
is unplugged. into the outlet.
The fuse is blown/circuit • Check the house fuse/circuit breaker box and replace
breaker is tripped. the fuse or reset the breaker.
Power failure. • 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.
Air conditioner does
Airflow is restricted. • Make sure there are no curtains, blinds or furniture
not cool as it should
blocking the front of the air conditioner.
The temp control may not • Turn the knob to a warmer or cooler setting. The coolest
be set high or low enough. setting provides maximum cooling. The warmest setting
provides maximum heating on models with heat.
The air filter is dirty. • Clean the filter at least every 30 days. See the
Care and
cleaning of the air conditioner
section.
The room may have been hot • When the air conditioner is first turned on you need to
or cold. allow time for the room to cool down or warm up.
Cold air is escaping. • Check for open furnace floor registers and cold
air returns.
• Set the air conditioner’s vent to the closed position.
Cooling coils have iced up. • See “Air conditioner freezing up” below.
Air conditioner
Ice blocks the air flow • Set the mode control at
HIGH FAN
or
HIGH COOL
freezing up
and stops the air conditioner with the temp at a warmer setting.
from cooling the room.
Normal Operating Sounds
■ 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 run even when the
compressor is not.
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