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CAUTION
Increased wear due to dry running
Damage to the pump set!
▷
Never operate the pump set without liquid fill.
▷
Never close the shut-off element in the suction line and/or supply line during
pump operation.
CAUTION
Impermissibly high temperature of fluid handled
Damage to the pump!
▷
Prolonged operation against a closed shut-off element is not permitted (heating
up of the fluid).
▷
Observe the temperature limits in the data sheet and in the section on
operating limits. (
While the pump is in operation, observe and check the following:
▪
The pump must run quietly and free from vibrations at all times.
▪
▪
Check the static seals for leakage.
▪
Monitor the stand-by pump.
To make sure that the stand-by pumps are ready for operation, start them up
once a week.
7.2.2 Inspection work
DANGER
Excessive temperatures caused by friction, impact or frictional sparks
Explosion hazard!
Fire hazard!
Damage to the pump set!
▷
Regularly check the cover plates, plastic components and other guards of
rotating parts for deformation and sufficient distance from rotating parts.
7.2.2.1 Cleaning filters
CAUTION
Insufficient inlet pressure due to clogged filter in the suction line
Damage to the pump!
▷
Monitor contamination of filter with suitable means (e.g. differential pressure
gauge).
▷
Clean filter in appropriate intervals.
7.3
Drainage/disposal
WARNING
Fluids posing a health hazard
Hazard to persons and the environment!
▷
Collect and properly dispose of flushing liquid and any residues of the fluid
handled.
▷
Wear safety clothing and a protective mask, if required.
▷
Observe all legal regulations on the disposal of fluids posing a health hazard.
7 Servicing/Maintenance
Vitastage
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