15
TROUBLES AND CAUSES
unit.
If any of the following conditions occur, stop the air conditioner immediately, set to off the main power
switch and contact the dealer:
Before you ask for servicing or repairs, check the following points.
Recheck
Inoperative
(see page 17)
that is controlling some other system. (When signal is transmitted,
warning sound (5 beeps) will be heard.)
an alarm sound.) (see page 13 )
Poor cooling or heating performance
lter is clogged with dust.
When another indoor unit in the same system is heating.
CAUTION
DRY mode.
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