Operation Manual

Setting the water hardness
level
The steam oven is set at the factory to
water hardness setting IV (4) .
If your water is harder or softer than this
you can adjust the setting, if this has
not already been done by the Service
Department.
Please ensure that the function selector
is at "0".
Procedure:
^ Press and hold the - button.
^ Turn the function selector either
clockwise or anti-clockwise to
DESCALE k.
4 1 will appear in the display.
The 1 indicates the type of operation.
The flashing 4 shows the pre-set water
hardness setting.
^
Select water hardness setting III (3),
II (2) or I (1) as required by pressing -
or + .
The water hardness setting you have
selected will be stored in memory as
soon as the function selector is turned
to another position.
You can use the test strip supplied to
check the water hardness level or your
local water supplier will advise you on
the water hardness of your area.
The water hardness is shown as set
-
tings I to IV equivalent to the German
scale 1 to>21 °dH (0.2 - 3.8 mmol/l).
Setting Display °dH mmol/l
I 1 1 - 7 ° 0.2 - 1.3
II 2 8 - 14 ° 1.4 - 2.5
III 3 15 - 21 ° 2.7 - 3.8
IV 4 >21 ° >3.8
Before using for the first time
16