What to do when ...
Problem
Filter cannot be closed
Filter does not fill up, no
wet/dry function
Cause
Improper installation of
media containers.
Media containers overfilled.
Flow-through pipe in filter
canister soiled.
Sealing gasket not properly
installed.
Intake tap on integrated
double tap connector is still
closed or not completely
open.
Intake tube bent or dirty.
Remedy
Slide in media containers
so that the flow-through
openings are positioned
on top of each other.
Use only SUBSTRATpro or
EHFISUBSTRAT as filter
media and do not overfill
media containers.
Check the adjoining sur-
faces of the containers
for soiling.
Clean flow-through pipe.
Insert sealing gasket into
the groove provided.
Open intake tap as fas as it
will go.
Lay out tube without kinks.
Clean tubes.
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