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9
KOMFORT Ultra D105-A
TECHNICAL MAINTENANCE
Regular technical supervision and maintenance of the unit are required to
ensure the product long service life and non-stop operation.
Disconnect the unit from power mains prior to any maintenance operations.
Warning! Consider the unit sharp edges! Fulfi l maintenance operations
in work gloves!
QF
!
WARNING!
Cut power supply to the unit off by turning the automatic electric switch QF to OFF position prior to
any maintenance operations.
Take steps to prevent re-activation of the automatic switch.
Fulfi l the unit maintenance 3-4 times per year.
The unit technical maintenance includes regular cleaning and other works:
1. Filter maintenance (3-4 times per year)
Dirty fi lters increase air resistance and decrease supply air. Clean the fi lter with
a vacuum cleaner or fl ush it with water. After two consecutive cleanings the
fi lter must be replaced. Install dry fi lters only! Contact a local distributor for
the fi lters stated above in the section «Technical data».
Dirty fi lters are not considered as a warranty case! Replace immediately
humid and mouldy fi lters!
Filter removing as follows:
Make sure the unit is disconnected from power mains.
QF
Remove the four triangular screws.
1
Remove the fi lter covers.
2
Pull the fi lters downward to remove.
3
