By clicking on the 'SERVICE' tab you can
access three different menus, one of which
is open, and the other two restricted by a
passwords.
To enter the 'USER PARAMETERS' menu
enter the password 123000 and press 'OK'.
Through this menu you can select a different
language and set the desired vacuum level.
To enter the 'SYSTEM PARAMETERS
SETUP' menu enter the password 456000
and press 'OK'.
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