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49-5000549 Rev. 0 13
TROUBLESHOOTING TIPS
Troubleshooting Tips...Before you call for service
Save time and money! Review the charts on the following pages 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 •&KHFNWKHKRXVHIXVHFLUFXLWEUHDNHUER[DQGUHSODFH
breaker is tripped the fuse or reset the breaker.
Power failure • The unit will automatically re-start in the settings last
used after the power is restored.
•7KHUHLVDSURWHFWLYHWLPHGHOD\DSSUR[LPDWHO\
3 minutes) to prevent tripping of the compressor
overload. For this reason, the unit may not start
normal cooling or heating for 3 minutes after it
is turned back on.
The current interrupter • Press the RESET button located on the power cord plug.
device is tripped
• If the RESET button will not stay engaged, discontinue
use of the air conditioner and contact a qualified service
technician.
Air conditioner Ice blocks the air flow • Set the mode control at Fan Only or Hi Cool with the
freezing up and stops the air conditioner temp control at a warmer setting.
from cooling the room
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 • In the Cool mode, press the Decrease pad.
not be set correctly
The air filter is dirty • Clean the filter at least every 30 days. See the Operating
Instructions 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 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” above.
Air conditioner does Airflow is restricted • Make sure there are no curtains, blinds or furniture
not warm as it should blocking the front of the air conditioner.
The temp control may • In the Heat mode, press the Increase pad.
not be set low enough
The air filter is dirty • Clean the filter at least every 30 days. See the Operating
Instructions section.
The room may have been cold • When the air conditioner is first turned on, you need to
allow time for the room to warm up.
Warm air is escaping • Check for open furnace floor registers and
cold air returns.
The remote control The batteries are inserted • Check the position of the batteries. They should be
is not working incorrectly. inserted in the opposite (+) and (–) direction.
The batteries may be dead. • Replace the batteries.
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