AEG BSB578271M Notice D'utilisation page 30

To prevent limestone residue empty the water tank after each steam cooking.
Turn off the oven.
The table below shows water hardness range (dH) with the corresponding level of calcium
deposit and the quality of water. When water hardness exceeds level 4, fill the water drawer
with bottled water.
Water hardness
Level dH
1 0 - 7
2 8 - 14
3 15 - 21
4 22 - 28
12.6 How to remove and install: Door
The oven door has three glass panels. You can remove the oven door and the internal glass
panels to clean them. Read the whole "Removing and installing door" instruction before you
remove the glass panels.
CAUTION!
Do not use the oven without the glass panels.
Step 1 Open the door fully and hold both hinges.
30 ENGLISH
When the cleaning ends:
Empty the water tank.
Refer to Daily use,
"Emptying the water
tank" chapter.
Test strip
Rinse the water tank and clean
the remaining limestone residue
with a soft cloth.
Calcium deposit Water classi‐
(mg/l) fication
0 - 50 soft
51 - 100 moderately hard
101 - 150 hard
over 151 very hard
Clean the drain pipe with
warm water and a mild
detergent.
Clean the wa‐
ter tank every
75 cycles - 2.5
months
50 cycles - 2
months
40 cycles - 1.5
months
30 cycles - 1
month