Preheat the empty oven before the first use.
Step 3
Set the maximum temperature for the function: .
Let the oven operate for 15 min.
The oven can emit an odour and smoke during preheating. Make sure that the room is ventila‐
ted.
5.6 How to set: Water hardness
When you connect the oven to the mains you have to set the water hardness level.
Use the test paper or contact your water supplier to check the water hardness level.
Step 1
Step 2
Step 3
Step 4
Put the test paper
into water for about
1 sec. Do not put
the test paper under
running water.
Shake the test paper
to remove the excess
of water.
After 1 min, check
water hardness with
the table below.
Set the water hardness
level: Menu / Settings /
Setup / Water hard‐
ness.
The colours of the test paper continue to change. Do not check water hardness later than 1
min after test.
You can change the water hardness level in the menu: Settings / Setup / Water hardness.
The table shows water hardness range (dH) with the corresponding level of Calcium deposit
and the water classification. Adjust the water hardness level according to the table.
Water hardness
Test paper
Calcium de‐
posit (mmol/l)
Calcium de‐
posit (mg/l)
Water classi‐
fication
Level
dH
1
0 - 7
0 - 1.3
0 - 50
soft
2
8 - 14
1.4 - 2.5
51 - 100
moderately
hard
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BEFORE FIRST USE
Summary of Contents for BSE778280M
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