
MAINTENANCE
Maintenance of the ventilation unit means regular cleaning of its surfaces from dust and clean, and
the replacement of its filters.
1. Fan maintenance (once a year).
Pull on the ventilation unit to remove.
Clean the impeller blades. To dust,
use a soft brush, cloth or vacuum cleaner.
Do not use water, abrasive cleaners, solvents or sharp
objects. The impeller blades must be cleaned
once a year.
UNPLUG THE UNIT FROM THE MAINS BEFORE STARTING MAINTENANCE.
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