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Idiomas disponibles
Idiomas disponibles
panel and take out the air filter turn 90° the locking staff; see figure
11.16 p. 62.
Ū Version FWL: remove the air filters that are inside the intake
grids located on the front panel of the cover cabinet; see figures
11.12 p. 62.
Below:
Ū Clean the filter with warm water or, in the event of dry dust build-up,
using compressed air;
Ū After allowing it to dry, fit the filter back in place.
It is recommended to replace the air filter once a year, using an original
replacement filter; the indoor unit model is specified on the identifica-
tion plate on the inside of the side panel.
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TROUBLESHOOTING
If the unit is not working properly, before calling a service engineer carry
out the checks indicated in the table below.
PROBLEM
No power supply
The unit fails to work
The automatic safety cutout has tripped
The on/off switch is on
The air filter is dirty or clogged
The heat exchanger is dirty
An obstacle is obstructing the air intake or outlet
The unit provides insufficient cooling
or heating
Air is trapped inside the heat exchanger
There are open windows and/or doors
The minimum speed has been selected
The unit has not been installed with the correct inclination
The unit "leaks" water
The drainage outlet is clogged
CLEANING THE HEAT EXCHANGER
It is advisable to check the condition of the exchangers before the start
of every period of use and to make sure that the fins are not obstructed
by dirt.
CLEANING THE CABINET
Ū Use a soft cloth
Ū Never pour liquids onto the unit, as this could cause electrical dis-
charges and damage the internal components.
Ū Never use harsh chemical solvents; do not clean the air outlet flap
with very hot water.
If the problem cannot be solved, contact your dealer or the nearest ser-
vice centre.
CAUSE
Restore the power supply
Call a service centre for assistance
Start the unit by moving the switch to I
Clean the air filter
Call the installer for assistance
Remove the obstacle
Call the installer for assistance
Close windows and/or doors
Select medium or maximum speed
Call the installer for assistance
Call the installer for assistance
SOLUTION
4PW17548-7
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