Flushing The Pump; Cleaning The Pump - KNF LAB LABOPORT N820.18 EX Originalbetriebsanleitung

Chemically-resistant Laboratory pump N820.18 EX / N840.18 EX
Translation of Original Operating Instruction, KNF 317428-317425 05/21

11.2.1 Flushing the pump

WARNING
WARNING
à
Before switching off, flush the pump with air at atmo-
spheric conditions (ambient pressure) for about 5 minutes
(if necessary for safety reasons: with an inert gas).

11.2.2 Cleaning the pump

à
Only clean the pump with a damp cloth and non-
flammable cleaning agents.
à
If compressed air is present, blow out the parts.
Risk of explosion by flushing the pump
with air
à
When using the pump with explo-
sive media, only permit specialist
to flush the pump with inert gas.
Personal injury through poisoning or
explosion and damage to the pump
à
When flushing the pump with inert
gas, ensure that the gas ballast
valve is closed and that no reac-
tive or explosive mixtures form.
Servicing
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