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WARNING!
When handling explosive, toxic, hot, crystalline or corrosive
media, ensure that people and the environment are not endange-
red. Even if the pump has been drained using the threaded plug
90.30, residues can remain in the pump. For transport, the pump must
be free from any dangerous material.
In case of extended periods out of service, protect the pump against
corrosion.
9. MAINTENANCE
9.1 Requirements
The pump or the pump set must have been shut down in the manner
described in chapter 8.10.
9.2 Use of trained staff
CAUTION! Only appropriately trained and skilled staff should
undertake the work described in this chapter.
Only authorised personnel must undertake electrical work associated
with maintenance of the pump/pump set.
9.3 Safety measures
WARNING!
- For explosive, toxic, hot, crystalline as well as different pumping
media ensure that people and the environment are not endange-
red.
- Flush the pump with clean liquid before dismantling.
- The working place for disassembly or assembly must be clean.
- Before reinstallation, the pump must be free of any dangerous mate-
rial.
9.4 Maintenance and inspection
The pump requires only limited maintenance.
However it is advised of:
- Check frequently if the pump turns freely without vibrations.
- Check driving alignment/pump frequently.
- Make sure every month that the mechanical seal does not leaking.
- Check every week the leak-flow of the gland packing.
Please, refer to the motor instruction manual to be informed about
the maintenance planning recommended by the manufacturer of
this equipment (items to be checked, ball bearing lubrication sche-
dule, and so on).
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