Maintenance - ProMinent Beta BT4b Operating Instructions Manual

11

Maintenance

Standard liquid ends:
Interval Maintenance work
Quarterly*
Check the metering diaphragm for damage** - refer to "Repair".
n
Check that the hydraulic lines are fixed firmly to the liquid end.
n
Check that the suction valve and discharge valve are correctly seated.
n
Check the tightness of the entire liquid end - particularly around the
n
leakage hole - please refer to !
Check that the flow is correct: Allow the pump to prime briefly - turn the
n
multifunctional switch briefly to "Test"
Check that the electrical connections are intact
n
Check the integrity of the housing.
n
Check that the dosing head screws are tight
n
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.
Further data on CD
All product-specific operating instructions include a CD with
order details, exploded diagrams and dimensions sheets, if
they are not included in the operating instructions.
* Under normal loading (approx. 30 % of continuous operation)
Under heavy loading (e.g. continuous operation): Shorter intervals.
** For feed chemicals which particularly load the diaphragm, e.g. those
containing abrasive additives, check the diaphragm frequently.
Maintenance
Personnel
Technical personnel
35