Repairs - ProMinent Makro/ 5 Operating Instructions Manual

12

Repairs

Safety notes
WARNING!
Warning about personal and material damage
EX pumps only: When operating in EX areas, certain
subjects must be observed.
– The chapter "Important supplements for metering
pumps in EX zones" of the "General Operating
Instructions on ProMinent
Pumps and Hydraulic Accessories" must be
observed in all cases.
WARNING!
It is mandatory that you read the safety information
and specifications in the "Storage, Transport and
Unpacking" chapter prior to shipping the pump.
WARNING!
Hot surface
In event the power end motor is loaded excessively, its
surface may become very hot.
– Avoid contact.
– If necessary, mount a guard plate.
WARNING!
Warning of hazardous or unknown feed chemical
Should a hazardous 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 (protective eyewear, protec‐
tive gloves, ...). Read the safety data sheet on the
feed chemical.
– Drain and flush the liquid end before working on
the pump.
WARNING!
Risk of fingers being crushed
Under unfavourable conditions, the stroke axle or dis‐
placement body can cause crushing of the fingers.
– Disconnect the pump from the mains power supply
and ensure that it cannot be switched on again by
unauthorised persons.
Repairs
® Motor-Driven Metering
37