Power Off; Error Warning - Nilfisk-Advance MD 421-P Manual

3.3 Power Off

When the unit is off the display will only show a small dot in the top right corner.
In Off mode it is possible to access all menus without the pump running by pressing the
OK button on the panel.
Dot is equivalent to the OK confirm button on the panel.
3.4 Error/Warning
ERROR
In case of an error, " ERROR" will appear on the display screen.
Press the OFF button to switch of unit.
If the error remains when the unit is switched ON again, please Press right arrow to see current
error.
In case of a warning, "WARNING" will appear on the display screen. When a warning is detected
the machine will either stop or run with limited performance until the cause of the warning has
been improved (eg. inlet pressure).
To see further error/warning list and possible cause and remedy go to section 5.2.
110007944-EN
Software Manual_Pegasus.
WARNING
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