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9.3
CLEANING THE AIR FILTER EFFETTO
GRILLE
Clean the air filter at least once a month and in any case at the
start of the period of use (before the heating and the air condi-
tioning season).
For filter cleaning, proceed as follows (Fig.23 ):
1. Before performing any work on the unit, disconnect it from
the power supply.
2. Remove the magnet covering panel (1) pull down.
3. Remove one of the two safety cables (2) to have free access
to the filter.
4. Remove the blocking screws (3) in two of the four brackets
(4) on one of the two sides.
5. Remove the air filter (5) pulling out it.
6. Use a vacuum cleaner to remove dust. If dust is glued to the
filter, remove it with clean or soapy water, rinse the filter with
clean water and dry it.
7. Put the grille (5) back in place and tighten the brackets again
(4).
It is recommended to replace the air filter once a year, using an
original replacement filter; the indoor unit model can be found
on the identification plate located on the tank inside the unit,
behind the air filter.
Once a year, check that the electrical wires are properly tightened on their terminal blocks.
9.6
ADDITIONAL MAINTENANCE
Inspecting, cleaning, or replacing internal components requires
the removal of the main condensate tank.
Tank removal (Fig.24 and Fig.25 ) :
Ū Remove the air intake grille (for standard grille); Remove the
DIBOND cover panel pull down it and separete from the unit
(for Effetto grille).
Ū Empty the condensate remaining in the tank into a bucket
by means of a pump through the condensate drain opening
of the auxiliary water drip tray (Fig.15 and Fig.16 p. 16).
Ū Remove the front panel assembly (panel assembly) (1) by
unscrewing the four fastening screws. Remove the support
plates (2) of the tank (3) by removing the screws.
Ū Remove the tank, handling it with care.
Ū Clean the inside of the tank.
Ū Check that the heat exchanger is clean. If needed, use a vac-
uum cleaner with a rubber tip to remove dust being careful
not to damage the fins.
Reinstallation of the tank:
Ū Put the tank (3) back in place with its supporting plates (2)
and tighten the fastening screws.
Ū Put the front panel (1) back in place using the two tank plate
clips to keep it suspended on the unit.
Ū Tighten the fastening screws.
Ū Put the grille back in place together with the air filter.
Ū Hook the grille's safety cable to the appropriate supports.
» Fig�23
9.4
CLEANING OF EFFETTO GRILL COVER
PANEL
Ū Use a soft and dry cloth.
Ū Never pour liquids onto the unit, as this could cause electri-
cal discharges and damage the internal components.
Ū Never use harsh chemical solvents.
B
WARNING: NEVER USE ABRASIVE TOOLS of any kind. Failure
to follow this instruction may result in irreversible damage to
the surface of the graphics.
9.5
ELECTRIC CONTROL BOARD
Ū Close the grille and put back the retainers fastening screws
(for standard grille), Put back tha cover panel in original po-
sition. (for Effetto grille).
43
WC66000482-06
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