16
49-5000434 Rev. 1
Troubleshooting Tips...
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Save time and money! Review the charts on the following pages first and you may not need to call for service.
TROUBLESHOOTING TIPS
Problem
Possible Causes
What To Do
Air conditioner does
not start
The air conditioner is unplugged.
Make sure the air conditioner plug is pushed completely into
the outlet.
The fuse is blown/circuit breaker
is tripped.
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fuse or reset the breaker.
Power failure.
The unit will automatically restart in the settings last used
after the power is restored.
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prevent tripping of the compressor overload. For this reason,
the unit may not start normal cooling for 3 minutes after it is
turned back on.
The current interrupter device is
tripped.
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.
Air conditioner does
not cool as it should
Airflow is restricted.
Make sure there are no curtains, blinds or furniture blocking
the front of the air conditioner.
The temp control may not be set
correctly.
On models with touch pads: In the
Cool
mode, press the
Decrease
–
pad.
On models with control knobs, turn the temperature knob to
a higher number.
The air filter is dirty.
Clean the filter at least every 30 days. See the Care and
Cleaning section.
The room may have been hot.
When the air conditioner is first turned on, you need to allow
time for the room to cool down.
Cold air is escaping.
Check for open furnace registers and cold air returns.
Cooling coils have iced up.
See
“Air conditioner freezing up”
below.
Air conditioner freezing
up
Ice blocks the air flow and stops
the air conditioner from cooling
the room.
On models with control knobs, set the mode control at
High
Fan
or
High Coo
l with the Temp at
1
or
2
.
On models with touch pads, set the controls at
High Fan
or
High Cool
and set the thermostat to a higher temperature.
The remote control is
not working
The batteries are inserted
incorrectly.
Check the position of the batteries. They should be inserted
in the opposite (+) and (–) direction.
The batteries may be dead.
Replace the batteries.
Water drips outside
Hot, humid weather.
This is normal.
Water drips indoors
The air conditioner is not tilted
to the outside.
For proper water disposal, make sure the air conditioner
slants slightly from the case front to the rear.
Water collects in base
pan
Moisture removed from air
and
drains into base pan.
This is normal for a short period in areas with little humidity;
normal for a longer period in very humid areas.
Normal Operating Sounds
Ŷ
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.
Ŷ
You may hear the thermostat click when the
compressor cycles on and off.
Ŷ
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.
Ŷ
The fan may run even when the compressor does not.
