KNF LAB LABOPORT N 820 Mode D'emploi page 92

Chemically-resistant Laboratory pump N820.18 EX
Translation of Original Operating Instruction, English, KNF
317428-317425 09/20
Component
Pump
Diaphragm and valve plates/
seals
Tab.19: Servicing schedule
11.2 Cleaning
NOTICE
Servicing interval
à
Inspect the pump periodi-
cally for external damage
or leakage.
à
Periodically check for no-
ticeable changes to
noises and vibrations.
à
At the latest, replace
when the pump flow rate
decreases.
During cleaning work, ensure that no
fluids enter the interior of the housing.
Servicing
DE
EN
FR
ES
IT
37