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Maintenance and Service
Troubleshooting
Check the following points before requesting repairs or service.... If the fault persists, please contact your dealer or service center.
Case
The air conditioner does not
operate.
The room has a peculiar
odor.
It seems that condensation
is leaking from the air condi-
tioner.
Air conditioner does not
operate for about 3 minutes
after turning on.
Does not cool or heat effec-
tively.
The air conditioner opera-
tion is noisy.
Remote Controller display is
faint, or no display at all.
Crack sound is heard.
22 Multi Air Conditioner
Explanation
• Check room temperature setting?
• Check if circuit breaker is on?
• Check that this is not a damp smell exuded by
the walls, carpet, furniture, or cloth items in the
room.
• Check the drain hose is connected tight or if
indoor unit is installed even.
• This is the protector of the mechanism.
• Wait about 3 minutes and operation will begin.
• About 3 minutes delay is applied to protect
compressor from frequenty on/off.
• Is the air filter dirty? See air filter cleaning
instructions.
• Has the temperature been set correctly?
• Are the indoor unit's air inlet or outlet vents
obstructed?
• For a noise that sounds like water flowing.
-This is the sound of refrigerant 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?
• This sound is generated by the expansion/con-
striction of the front panel, etc. due to changes
of temperature.
See page
12
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18~19
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9
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