17
Start-up
CHECKS WITH THE FAN RUNNING
Speed of the impeller
The impeller rotation speed limit is specied in the job documents as well in At-
tachment Ex and on the fan plate.
Fan ow rate and partialisation of the ow.
The ow adjustment systems must be opened and closed
slowly so as to avoid the risk of generating sparks which
can create the risk of explosion.
Indicatively, do not perform individual opening or closing
adjustments in less than 1 second.
First start-up
After the rst start-up you must:
- Measure the vibrations.
- Measure the temperature of the bearings.
- Measure the speed of rotation of the impeller or of the transmission shaft.
N.B. Refer to the INSPECTIONS chapter in this manual and the user and standard
basic maintenance manual related to your fan model.
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