In the event of problems or failure, go through the following
table. Should the problem persist, disconnect the air-condi-
tioner from the mains electricity supply and contact the nea-
rest Service Centre.
If the problem is not indicated in the table, please contact
your installer.
Check the power supply
Power failure
Clean the filter
Clogged mesh filter
Remove obstruction
Air flow obstructed
Check
Contact between metal parts
Tighten screws
Loose screws
Check fan motor
Faulty fan
Check
Remote control regulation
Check
Faulty remote control or discharged batte-
ries
Check the fuse on the electronic card
On/off switch on "off"
Put to "on”
Check
Faulty electronic card
PROBLEM
CAUSE
REMEDY
Insufficient output
Check (see user booklet)
General failure
Simultaneous blinking of indi-
cator lights
Just wait 3' and the air-conditioner will
start working again
Form of protection of the mechanism
The appliance does not work
for about 3' upon starting
The fan does not operate
Noise and vibration
Room temp. sensor fault
Coil temp. sensor fault
Appliance empty
Condensate drain pump fault
High pressure switch fault
Fan fault
ON
OFF
ON
ON
OFF
ON
OFF
ON
ON
OFF
ON
ON
OFF
OFF
OFF
ON
ON
ON
If there is an alarm, keep the MODE key on the indoor unit
keyboard pressed down for about 4 sec. and wait for the
acoustic signal, which is followed by the blinking of the leds
indicating the nature of the problem connected with the
alarm.
USER DIAGNOSTICS
A
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TROUBLESHOOTING
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