Vents Boost 355, Руководство пользователя, Страница: 10 / 16

10
Boost
www.ventilation-system.com
DISCONNECT THE UNIT FROM POWER SUPPLY BEFORE ANY MAINTENANCE
OPERATIONS!
ENSURE THAT THE UNIT IS SWITCHED OFF FROM THE SUPPLY MAINS BEFORE
REMOVING THE GUARD.
TECHNICAL MAINTENANCE
Clean the product surfaces regularly (once in 6 months) from dust and dirt.
Disconnect the fan from power mains prior to any maintenance operations.
Disconnect the air ducts from the fan.
Clean the fans with a soft brush, cloth, vacuum cleaner or compressed air.
Do not use water, aggressive solvents, or sharp objects as they may damage the impeller.
It is forbidden to remove or change the location of the balancers on the impeller, as this can lead to increased level of vibration, noise
and reduce the service life of the unit.
During technical maintenance, make sure that there are no visible defects on the unit, the mounting brackets are securely fastened to
the fan casing and the unit is securely mounted.