EB 8331-4 EN 7-3
Start-up and conguration
4. Turn to enter the service key number.
Î The service key number can be found at the end of these
mounting and operating instructions.
5. Press toconrm.
Î
iconindicatesthatthecongurationlevelisenabledto
change the parameter.
Afterenteringthekeynumber,thecorrespondinglevelsareenabledforveminutes(indicat-
ed by
icon).Thelevelsareautomaticallylockedagainafterveminutes.
Levels can also be locked again: Select Code 9 again. OFFisdisplayed.Afterconrmingit
by pressing , the icon disappears.