Service Switch - Kärcher HDS Middle series Service Manual

HDS Middle Range / HDS Premium Range

2.6 Service switch

Service switch in „OFF" position
Service switch in „Service" position
Service switch in „SET" position
Service Manual 04.2008
1
2
Adjusting the water hardness
The scale inhibitor metering (RM 110/111) is
adjusted according to the local water hardness
(ask the local water supply company or determine
using a hardness tester 6.768-004).
Water hardness
very soft
soft
medium
hard
very hard
Note
Do not set below position 3 if using
RM 111.
Service position
In the „Service" position the Service switch and
the control panel can be used to edit the unit's
settings. From the „Service" position the Ser-
vice switch can be turned a little bit further into
the „SET" position. From this position the
switched returns to the „Service" position after it
is released. The „SET" position merely fulfils an
inching function.
The possible settings are described in Chapter
3.1 and 3.2 „Service Functions".
1 Position marking
2 Service switch
Unit Function
Setting °dH
Position up to 3.0
OFF
1
Position 3.1 - 7.0
2
Position 7.1 - 14
3
Position 14 - 21.0
4
Position > 21.0
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