Repairs - ProMinent Hydro/4 Operating Instructions Manual

Repairs

10 Repairs
Safety information
44
WARNING!
ATEX pump in area at risk from explosion
– Generally check the proper operation of the system, par‐
ticularly of the power end and bearings, by regular moni‐
toring (for leaks, noises, temperatures, smell .... ).
WARNING!
ATEX pump in area at risk from explosion
Static electricity can cause ignition sparks.
– Always earth the discharge and suction lines first before
working on the pump.
WARNING!
Fire hazard with flammable media
Only with combustible media: These may start to burn when
combined with oxygen.
– During filling and draining of the liquid end, an expert
must ensure that feed chemical does not come into con‐
tact with oxygen.
WARNING!
It is mandatory that you read the safety information and
specifications in the "Storage, Transport and Unpacking"
chapter prior to shipping the pump.
CAUTION!
Warning of feed chemical spraying around
Feed chemical can spray out of the hydraulic components if
they are manipulated or opened due to pressure 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 unauthor‐
ised persons.
– Depressurise the system before commencing any work
on hydraulic parts.
WARNING!
Warning of dangerous or unknown feed chemical
Should a dangerous or unknown feed chemical be used: It
may escape from the hydraulic components when working
on the pump.
– Take appropriate protective measures before working on
the pump (e.g. safety glasses, safety gloves, ...).
Observe the safety data sheet for the feed chemical.
– Drain and flush the liquid end before working on the
pump.