Innova Srl
Page 26
N420220A_ManualeHRC_Rev07.EN
6
MAINTENANCE
To always ensure correct and optimal operation of the unit, all maintenance interventions must be carried out periodically.
WARNING: By removing the cover of the ventilation unit, the -E- version gives access to live parts.
6.1.1
CLEANING OR REPLACING FILTERS
Disconnect the fan unit from the power supply.
Release the cover from the motor holder by pressing on
the side holes (1) using a small screwdriver as shown in
the figure on the side.
Unscrew the four screws of the cover.
Remove the filter and clean it with a vacuum cleaner or
blow it with compressed air.
It is possible to immerse the filter in water and wash it
periodically.
Allow the filter to dry completely before reinstalling it
inside the unit.
View for filter extraction
6.1.2
CLEANING THE HEAT EXCHANGER
It is advisable to check the condition of the heat
exchanger from time to time.
The operation must be carried out by qualified personnel
and proceed as indicated:
- disconnect power to the unit
- open the unit cover by releasing the fixing hooks;
- remove the motor holder using the screws used for
fixing.
- Extract the exchanger inwards very carefully.
- proceed with cleaning very gently using a vacuum
cleaner or a compressor;
-insert the exchanger back into its seat;
-Reinstall the motor holder through the screws used and
fix the unit cover
View for exchanger extraction
6.1.3
GENERAL CLEANING OF THE UNIT