English
EN-25/32
Note Ensure that the motor pulley and the fan drive pulley are accurately
aligned.
Fit and tension the belt in accordance with instructions.
10.5.6 Belt drive design
If the belt drive is designed or modified without using the Nicotra Gebhardt
selection programme the speed limits of the fan as well as the limitations for
belt forces
- to be found in the corresponding catalogue - are to respected.
Only electro statically conductive belts acc. to ATEX guideline may be used.
10.5.7 Drive guard
Belt guard must be designed in accordance with EN 14986!
10.6. Fan bearings
The fan bearings are “Life span” lubricated as standard. However in heavy
duty operational conditions maintenance intervals are to be established by the
operator. Our maintenance guidelines on later lubrication are to be observed.
10.7. Flexible connections
Flexible connections (compensators) between fan and ducting have to reply to
ATEX requirements. They are to be checked in regular intervals.
Caution
If the state of the fan does not allow adapted action for repair it has to be
put out of order immediately and to be replaced if required.
11.
Disturbances
If disturbances occur during operation which cannot be repaired by
maintenance personnel please contact the service department of
Nicotra Gebhardt GmbH.
Warning
Risk of explosion caused by improper operating states!
Switch the fan off immediately if permissible limits are exceeded and in
the event of irregularities or faults.
