Miele CS 1212-1 Operating And Installation Instructions page 28

Operation
To switch on the Booster
 Turn the cooking zone control clock-
wise past 9 to B I and back again
to 9.
 will appear in the cooking zone dis-
play, the "B" Booster indicator will light
up.
To switch on the TwinBooster, level 1
 Turn the cooking zone control clock-
wise past 9 to B I/II and back again
to 9.
 will appear in the cooking zone dis-
play, the "B" Booster indicator will light
up.
To switch on the TwinBooster, level 2
 Turn the cooking zone control clock-
wise past 9 to B I/II and back again
to 9.
 will appear in the cooking zone dis-
play, the "B" Booster indicator will light
up.
 Turn the cooking zone control once
more clockwise past 9 to B I/II and
back again to 9.
 will appear in the cooking zone dis-
play.
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To switch off the Booster / Twin-
Booster
 Select a different power level.
The Booster symbol and "B" will go out.