ProMinent delta DLTa optoDrive Operating Instructions Manual page 11

WARNING!
Danger of electric shock
A mains voltage may exist inside the pump housing.
– If the pump housing has been damaged, you must dis‐
connect it from the mains immediately. It may only be
returned to service after an authorised repair.
WARNING!
Fire danger
When pumping inflammable media the operator must take
suitable safety precautions.
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.
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.
CAUTION!
Warning of feed chemical spraying around
An unsuitable feed chemical can damage the parts of the
pump that come into contact with the chemical.
– Take into account the resistance of the wetted materials
when selecting the feed chemical - see the ProMinent
product catalogue or visit www.prominent.com/en/down‐
loads.
CAUTION!
Warning of feed chemical spraying around
The metering pump can generate a multiple of its rated pres‐
sure. Hydraulic parts can burst if a discharge line is blocked.
– Correctly install a back pressure valve in the discharge
line behind the metering pump.
Safety chapter
11