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Page 9 of 14
MAINTENANCE
REQUIRED LEVEL OF EXPERTISE
CODE DESCRIPTION
1
Authorised manufacturer’s personnel only.
2
Customer’s personnel with technical training.
3
Customer’s personnel with technical training who have been trained for the specific maintenance
involved.
PREVENTIVE MEASURES
WARNING: place several visible “maintenance” placards around the area.
WARNING: wear protective gloves which are adequate to deal with the presence of gas/vapours and
any deposits.
WARNING: wear adequate protective clothing.
WARNING: follow the instructions contained in the present manual.
WARNING: in order to see the internal part of the casing better use a portable auxiliary lamp with a
protected light bulb.
WARNING: before carrying out maintenance ensure that the electrical supply to the fan has been
interrupted and secured against re-starting.
PROCEDURE
The following tables show:
•
Maintenance description.
•
Level of expertise required.
•
Maintenance schedule.
OPERATION
SPEC.
SCHEDULING OR CRITERIA
Replacement of electric motor bearings and gear
support, if installed.
1 30,000
hours
WARNING: This operation may only be carried out by personnel authorised by the manufacturer.