Engl
ish
16
7 Trouble shooting
Error
Cause
Action
Filtered water cannot be
drawn
Water supply in general is
stopped or a valve is closed
Test all valves and open if necessary
Filter cartridge not screwed
properly into the filter head
Unscrew filter by ½ rotation and reinsert as
far as possible
Filter head fitted incorrectly
Check flow direction according to the arrow
on the filter head and reverse flow direction
if necessary
(
Low water flow rate
System pressure is too low
Check system pressure
(
Aquastop in filter head
leaking while filter
cartridge is removed
Particles deposited in Aqua
stop
Purge/flush filter system with mounted filter
cartridge
(
Threaded /screw
connection is leaking
Defective seal
Check seal, replace if necessary
Air bubbles
System not completely purged Repeat purging/flushing procedure
(
Turbid or white water
Processrelated formation of
small bubbles of carbonic acid
Turbidity vanishes after 5 minutes.
Heating element, boiler
in the appliance not
satisfactorily protected
against lime scale
Incorrect bypass setting, filter
cartridge capacity exceeded,
filter cartridge too small;
change in water hardness from
the water supplier.
Check carbonate hardness, bypass setting
and filter capacity
(
.
Fit suitable filter cartridge if necessary.
8 Order numbers
Bestell-Nr.
Filter cartridge bestmax SMART 10
FS20G10A00 / 812351
Filter cartridge bestmax SMART 15
FS22G10A00 / 812352
Filter cartridge bestmax SMART 20
FS25G10A00 / 812353
Filter cartridge bestmax SMART 25
FS23G10A00 / 812354
Filter cartridge bestmax SMART 30
FS24G10A00 / 812355
Filter cartridge bestmax SMART 35
FS26G10A00 / 812356
Filter cartridge bestmax SMART 40
FS28G10A00 / 812357
Filter cartridge bestmax SMART 42
FS29G10A00 / 812358
Filter cartridge bestmax SMART 45
FS30G10A00 / 812359
Filter cartridge besthead ST 3/8“
FS00Y90A00 / 812412
Filter cartridge besthead PA 3/8“
FS00Y96A00 / 812414
Filter cartridge besthead PA Ø 8 mm
FS00Y95A00 / 812413
Filter cartridge besthead FLEX
FS00Z20A00 / 812420
9 Tables of filter capacities and bypass settings
The filter capacities and bypass setting depending on the carbonate hardness of the tap water are
listed in Tables T1 and T2 at the end of this installation and operating manual.