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Room Air Conditioner
Maintenance and Service
24
The air conditioner ma y be operating abnormally when:
Problem
The air conditioner is
unplugged.
The fuse is blown/circuit
breaker is tripped.
Power failure.
Airflow is restricted.
The thermostat may not
be set high enough.
The air filter is dirty.
The room may have been
hot.
Cold air is escaping.
Cooling coils have iced up.
Ice blocks the air flow and
stops the air conditioner
from cooling the room.
Air
conditioner
does not
start
Air
conditioner
does not
cool as it
should
Air
conditioner
freezing up
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.
Make sure there are no curtains
,
blinds, or furniture blocking the
front of the air conditioner.
Turn the knob to a higher number
.
The highest setting provides
maximum cooling.
Clean the filter at least every 2
weeks.
See the care and Maintenance
section.
When the air conditioner is first
turned on, you need to allow time
for the room to cool down.
Check for open furnace floor
registers and cold air returns.
See Air Conditioner Freezing Up
below.
Set the mode control at High Fan
or High Cool with thermostat at 1
or 2.
What To DoPossible Causes
* You can refer to the Energy Star program in detail at www.energystar.gov.
Troubleshooting
Press the RESET button located
on the power cord
plug. If the RESET button will not
stay engaged,
discontinue use of the air
conditioner and contact a qualified
service technician.
The current interrupter
device is tripped.