en – Original instructions
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e-IXP(A), e-IXPC(A), e-IXPF(A) – Additional Installation, Operation and Maintenance Manual
6
Maintenance
6.1
Precautions
Before starting, make sure that the safety instructions shown in
on
page 5 have been fully read and understood.
CAUTION:
Maintenance must be done by a technician possessing the technical-professional requirements
outlined in the current regulations.
DANGER: Explosion hazard due to inadequate maintenance
Make sure that the unit is always regularly maintained.
DANGER: Explosion due to hot or toxic liquid escaping from the mechanical seal
Pumping abrasive liquids can increase the wear of the seal. Therefore, reduced service
intervals will be required.
DANGER: Sparks can occur during servicing work
Always perform maintenance work on explosion-proof pumps away from potentially explosive
atmospheres.
DANGER: Electrical hazard
Before starting work, check that the electric power supply is disconnected and locked out, to
avoid unintentional restart of the unit, the control panel and the auxiliary control circuit.
DANGER: Electrical hazard
If the unit is connected to the frequency converter, disconnect the mains power supply and
wait at least 10 minutes for the residual current to dissipate.
WARNING:
Always wear personal protective equipment.
CAUTION:
Always use suitable working tools.
WARNING: Risk of crushing of hands and feet
During maintenance and troubleshooting, secure the unit or parts of the unit to prevent
tipping and falling.
WARNING:
In the case of liquids that are excessively hot or cold, pay attention to the risk of injury.
