Troubleshooting Tips; Before You Call For Service - NEC RSH2423S Owner's Manual

(1) A30045A(w fl+) 1994.10.12 12:37 PM '. 3 3 23

Before you call for service...

Troubleshooting Tips! Save time and money!
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Check the following points before requesting repairs or service.... If the fault persists,
please contact your dealer or service center.
Does not operate.
• Have you made a
mistake in timer
operation?
• Has the fuse blown or
has the circuit breaker
been tripped?
Does not cool or heat
effectively.
• Is the air filter dirty? See
air filter cleaning
instructions.
(Refer to page 19)
• Has the temperature
been set incorrectly?
• Are the indoor unit's air
inlet or outlet vents
obstructed?
NOTE
WATER RESISTANT: The outdoor side of this appliance is WATER RESISTANT.
The room has a
peculiar odor.
• Check that this is not a
damp smell exuded by
the walls, carpet,
furniture, or cloth items
in the room.
The air conditioner
operation is noisy.
• 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.
The indoor side is not water resistant and should not be exposed to excess water.
It seems that
condensation is leaking
from the air conditioner.
• Condensation occurs
when the airflow from
the air conditioner cools
the warm room air.
Remote control display
is faint, or no display at
all.
• Are the batteries
depleted?
• Are the batteries
inserted in the opposite
(+) and (-) directions?
23
Air conditioner does not
operate for about 3
minutes when restarted.
• This is the protector of
the mechanism.
• Wait about three
minutes and operation
will begin.
Crack sound is heard.
• This sound is generated
by the
expansion/constriction
of the front panel, etc.
due to changes of
temperature.