Operation - Wolf-Technik WTHKE Serie Bedienungsanleitung

7. Operation

For start of operation and after filter exchange proceed as follows:
Life time of the filter element is depending on the application. Generally the exchange of the filter
element is recommended, if the maximum pressure drop of the filter cartridge is achieved. Generally
the differential pressure for filter exchange is at 1.5bar. In other cases the filter element should be
replaced at least once a year.
Open vent
Slightly open inlet to fill up the vessel
The filter will be set under pressure now
Slightly open outlet
Check the filter housing for leakage
In case of leakage close inlet and outlet again, open vent
to discharge the pressure in the filter housing. Drain the
liquid. Open the housing.
Replace damaged parts. Restart operation again.
If there is no leakage when setting under pressure first the outlet and
then the inlet can be opened completely.
The filter housing is now ready for operation.
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