Lennox International Inc. R22 - Manual (Page 17)

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16
Safety Precautions
Operating Instructions
Care and Maintenance
Troubleshooting Tips
Before you call for service...
Check the following points before requesting repairs or service.... If the fault persists, please
contact your dealer or service center.
Troubleshooting Tips! Save time and money!
Case Explanation See page
Does not operate.
The room has a peculiar
odor.
It seems that condensation is
leaking from the air
conditioner.
Air conditioner does not
operate for about 3 minutes
when restarted.
Does not cool or heat
effectively.
The air conditioner operation
is noisy.
Remote controller display is
faint, or no display at all.
• Have you made a mistake in timer operation?
• Has the fuse blown or has the circuit breaker been
tripped?
• Is the power Switch at Off?
• Is the unit at the starting of Heating Operation?
If yes, Hot-start is activating.
• Is the unit in the Deicing?
If yes, wait for finishing the Deicing.
• Check that this is not a damp smell exuded by the
walls, carpet, furniture, or cloth items in the room.
• Condensation occurs when the airflow from the air
conditioner cools the warm room air.
• This is the Protection device of the air conditioner .
• Wait about three minutes and operation will begin.
• If the airflow begins before its temperature become
warm, it will cause an undesired cooling effect. In
order to prevent this, the airflow will not begin until
it is sufficiently warm.
• Is the air filter dirty? See air filter cleaning
instructions.
• The room may have been very hot when the room
air conditioner was first turned on. Allow time for it
to cool down.
• Has the temperature been set incorrectly?
• Are the indoor unit's air inlet or outlet vents
obstructed?
• For a noise that sounds like water flowing.
-This is the sound of freon flowing inside the air
conditioner unit.
• For a noise that sounds like the compressed air
releasing into atmosphere.
-This is the sound of the dehumidifying water being
processed inside the air conditioning unit.
• Are the batteries depleted?
• Are the batteries inserted in the opposite (+) and (-)
directions?
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NOTE
WATER RESISTANT: The outdoor side of this appliance is WATER RESISTANT.
The indoor side is not water resistant and should not be exposed to excess water.