15
Troubleshooting
PROBLEM CAUSES REMEDY
The air-conditioner
does not work
• the power is off
•
the appliance is not plugged in
• Plug it in
The air-conditioner
works only for a
short time
• The exhaust hose is twisted
• The exhaust hose is blocked
• The exhaust hose is bent
• Position exhaust hose correctly
• Check for obstacles blocking
the exhaust system
• Straighten the hose
The air-conditioner
works but does not
cool the room.
•a window is open
• there is a source of heat in the room (lamp,
burner etc.) or there are many people in the
room.
• the thermostat is set too high
• air filters are dirty
• the capacity of the air-conditioner is not
adequate for the conditions or the dimen-
sions of the room.
• close the window
• eliminate source of heat
• set the thermostat to a lower
temperature
•clean/replace filters
•clean/replace filters
Strange odour in the
room
• air filters are dirty
Leaking condensa-
te from the unit
• appliance incorrectly installed
• condensate collection tank is full
• see instructions for correct
installation of appliance
• empty the tank
The unit does not work
for about 3 minutes
after turning on the
appliance.
• wait for 3 minutes
• The safety mechanism has been activated
See paragraph “Self diagnosis” if the following messages appear on the display: FF, HP, LT, FT, PF.
