Servicing - KNF NPK 09 Translation Of Original Operating And Installation Instructions

Swing Piston Pumps NPK09
Translation of original Operating Instructions, English, KNF 121576-121579 02/23
9.

Servicing

Servicing the pump
Damage to the pumps can result from failure to observe the
applicable legal regulations and procedures for the location or
intervention by untrained or uninstructed personnel.
Servicing may only be performed according to the legal regula-
tions (e.g. work safety, environmental protection) and provi-
sions.
Servicing may only be performed by specialized personnel or
trained and instructed personnel.
9.1. Servicing schedule
Risk of injury when not using original parts
Failure to use original parts will result in a loss of
pump functionality and safety. The validity of the CE
conformity is rendered void if genuine parts are not
WARNING
used.
 Use only genuine spare parts from KNF when
performing maintenance/repair work.
Component
Pump
Gas connections
Tab. 11
9.2. Cleaning
9.2.1. Flushing the pump
When transferring dangerous and environmentally hazardous
media, KNF recommends flushing the pump with air at atmospher-
ic pressure for a few minutes prior to switch-off (if necessary for
safety reasons: with an inert gas) to extend the service life of the
sealing lip.
 Discharge the media safely.
Servicing interval
 Inspect the pump periodical-
ly for external damage or
leakage.
 Check regularly for conspic-
uous changes in the noise
and vibrations.
 Inspect the pump periodical-
ly for external damage or
leakage.
Servicing
25