MAINTENANCE
Maintenance work may be done only after the fan has been
disconnected from the power supply.
Service includes regular cleaning of the fan surface from dust
and dirt after the fan has been disconnected from power supply.
A soft dry brush or pressed air should be used to remove dust.
The blades of rotor should be thoroughly cleaned every 6
months.
In order to do it, release the screws 3 (fig 1) and detach the grille
2 from the case 1. Use detergent dissolved in water to clean the
rotor blades. Avoid the liquid getting on the motor.
STORAGE RULES
The fan should be stored in manufacturer’s packaging in
ventilated room at air temperature room +50
O
C to +40
O
C and
relative air humidity not exceeding 80% (at T=25
O
C).
Presence of acid alkali and other addressive substances vapours
in the air is not permitted.
