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11-4. TROUBLESHOOTING
• Check the following points.
Problem
Air intake grille does not
function with operation of the
wireless remote controller.
Air intake grille cannot be
fixed in place.
Air intake grille stops lowering.
(Air intake grille would not
lower any further.)
Noises are made during
up/down operation.
(While air intake grille is
moving up/down.)
Noises are made while putting
the air intake grille into place.
Air intake grille repeats rising
and lowering several times
while being put into place.
Air intake grille leans toward
one side during the up/down
operation.
Possible Reason
Air-conditioner is running.
Power failure
Batteries are not inserted into the wireless remote controller.
Or battery power is running low.
There is something on the air intake grille.
Or something is stuck in the air intake grille.
There is something on the air intake grille.
Filter is not properly installed.
Air intake grille is not hung with all 4 hooks.
The air intake grille has finished lowering to the auto-stop
position.
This is the noise made when the wire is winded and
unwound.
This is the operational noise for putting the air intake
grille into place.
This is the operation for putting the air intake grille into
place.
The speeds of winding/unwinding wires are slightly
different for each wire.
37
Corrective Action
Stop running the air-conditioner and try again.
After recovering from power failure, try again.
Install or replace the battery.
Remove the objects or obstacles from the
air intake grille.
Or, remove the stuck object.
Remove the objects or obstacles from the
air intake grille.
Lower the air intake grille again and check
whether the filter is installed in the correct
position.
Lower the air intake grille again and hook
on the air intake grille.
This is normal.
This is normal.
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