Maintenance; Maintenance Safety Notes - ProMinent Sigma X Operating Instructions Manual

Maintenance

12 Maintenance
12.1

Maintenance safety notes

66
CAUTION!
Warning of feed chemical spraying around
Feed chemical may spray out of the hydraulic compo‐
nents if they are tampered with or opened due to pres‐
sure in the liquid end and adjacent parts of the system.
– Disconnect the pump from the mains power supply
and ensure that it cannot be switched on again by
unauthorised persons.
– Ensure that the system is at atmospheric pressure
before commencing any work on hydraulic parts of
the system.
WARNING!
Warning of hazardous feed chemical
Should a dangerous feed chemical be used: it may
escape from the hydraulic components when working on
the pump, material failure or incorrect handling of the
pump.
– Take appropriate protective measures before
working on the pump (e.g. safety glasses, safety
gloves, ...). Adhere to the material safety data sheet
for the feed chemical.
– Drain and flush the liquid end before working on the
pump.
WARNING!
Danger of an electric shock
When working on the motor or electrical auxiliary equip‐
ment, there is a danger of an electric shock.
– Before working on the motor, take note of the safety
instructions in its operating instructions!
– Should external fans, servomotors or other auxiliary
equipment be installed, these should also be discon‐
nected and checked that they are voltage free.
Third-party spare parts for the pumps can lead to problems when
pumping.
Only use original spare parts.
n
Use the correct spare parts kits. In the event of doubt, refer to the
n
exploded views and ordering information in the appendix.