Operating Instructions | GPM 450 SPEED
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8.2.2 Manual Control
Press
to display the "MANUAL CONTROL" screen, see Section 8.8
8.2.3 Info
Press
to display the information screen. The data are approximate. Press
OK
to go back to the
“SETTING” screen.
Fig. 21: “INFO” Screen
8.2.4 Language Selection
Press
to display the language selection screen and choose the language.
Fig. 22: “LANGUAGES” Screen
8.2.5 Service Menu
Press
to display the “SERVICE MENU” screen. This menu is password-protected and accessible only to
the manufacturer’s (distributor’s) service engineers. If you do not know the password, press
to return to
