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53
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9-6. Troubleshooting for Remote Control (Including the Indoor P.C. Board)
There is no been from
the indoor unit.
The operation lamp of
the air conditioner main
unit does not light.
Push the
[ ]
button.
Does the transmission
indicator blink?
YES
YES
YES
YES
YES
YES
YES
Is there direct
sunlight on the
receptor of the air
conditioner?
Avoid direct
sunlight.
Is there any
thyristor
fluorescent light
near by?
Keep the air
conditioner away
from thyristor
fluorescent light.
NO
NO
NO
NO
NO
NO
NO
NO
Is operation possible
when setting the
temporary switch of the
air conditioner main unit
to "TEST RUN" or
"TEMPORARY AUTO"?
Can any signal tone
be heard in a trasistor
radio when transmitting
within 5 cm distance
from the radio?
P.C. board is failure.
Replace
P.C. board
Is operation
possible when the
transmitter is moved
nearer to the infrared
si
g
nal receiver of the
air conditioner?
Battery life
Replace the
batteries
Reset the remote control
by use the tip pencil push
in the RESET hole
Dose the
transmission
indicator light?
Is there any
beep and
operation?
Normal
Remote control
is failure.
Replace remote
control.
Push the
[ ]
button
YES
FILE NO. SVM-09030