Repair - ProMinent DULCO flex Control-DFYa Operating Instructions Manual

Repair

15 Repair
Safety information
80
User qualification: Qualified personnel and service - see
personnel' on page 14
WARNING!
Danger of electric shock
Unauthorised repairs inside the pump may result in an
electric shock.
For this reason, only allow a ProMinent branch or repre‐
sentative to perform repairs inside the pump, in partic‐
ular the following:
– Replacement of damaged mains connection lines
– Replacement of fuses
– Replacement of electronic controller
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!
Contact with the feed chemical
Wetted parts could become exposed and touched during
repair work.
– Protect yourself against the feed chemical if it is
hazardous. Read the material safety data sheet for
the feed chemical.
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.
Ä 'Qualification of