SystemAir Jet-Ventilatoren Montageanleitung Seite 33

Danger!
Danger of personal injury from rotating parts.
Make sure the fan cannot be inadvertently switched on and the impeller cannot be inadvertently accessed while
installation work is being performed on the fan.
Attention!
Risk of damage to the fan.
The housing of the fan must not be deformed during installation.
Exercise caution when installing the fan.
Attention!
Risk of damage to the fan.
Turn the impeller manually to make sure it is unobstructed.
Do not install the fan if the impeller does not turn easily and without obstruction. Notify the manufacturer.
Attention!
Risk of damage to the fan.
Make sure the fan cannot take in foreign bodies.
Notice!
Risk of damage to the fan.
If the fl ow of air is impeded, the fan may overheat.
Ensure unobstructed and even intake and unobstructed outlet.
Notice!
Risk of damage to the fan.
If the fan is installed and secured without observing the required fi re rating, the fan might work loose of its cei-
ling attachment in the event of a fi re.
Make sure the smoke extracting fan is affi xed in accordance with the fi re rating for the case of operation.
• Install the fan in such a manner that it is accessible for service and maintenance at all times.
• Use mounting feet and required safety anchors, to fasten the fan to the ceiling.
• Make sure to observe the direction of airfl ow as indicated by the arrows, and the information provided by the
manufacturer of the fastening devices with regard to the size and type of rawl plugs and safety anchors to use. Use
steel fasteners of at least size M8.
• When installing a smoke extracting fan, make sure it cannot fall from the ceiling in the event of a fi re. Use only
tested fastening materials.
• Make sure during installation that all components cushioned against vibration carry an equal load.
• For optimum operation, install the jet fan in such a position that intake and outlet are unobstructed.
The diffuser as accessory for AJR/AJ8 is shipped in a separate package.
• Before the complete installation of the jet fan, fasten the diffuser on the silencer of pressure side (see arrow).
• Position the diffuser fi ns so that after fastening the jet fan to the ceiling the airfl ow is directed downward at a 10°
angle. Whether the fi ns can be readjusted later depends on the structures located in the immediate vicinity, such as
girders.
• Make sure the airfl ow at the outlet side is not obstructed, e.g. by structural elements such as girders.
• Then affi x the diffuser fi ns using self-drilling screws.
Jet Fans
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