AEG LAVAMAT 72850 User Manual page 32

32 Preparing the wash cycle
Note: A water softener must be added when water has a medium-high degree
of hardness (from degree of hardness II). Follow the manufacturer's instructions.
The quantity of detergent can then always be adjusted to degree of hardness I (=
soft).
Level
1
2
3
4
C C h h a a r r a a c c t t e e r r i i s s t t i i c c
soft
medium
hard
very hard
Degrees of water hardness
German
°dH
0-7
8-14
15-21
> 21
French
°T.H.
0-15
16-25
26-37
> 37