Nilfisk A/S
Kornmarksvej 1
DK-2605 Brøndby
Denmark
Tel.: +45 43 23 40 50
Fax: +45 43 43 77 00
mail.com@nilfisk.com
www.nilfisk.com
The machine
doesn’t work
as it should?
The suction
doesn’t work
as it should?
The machine
doesn’t clean
as it should?
The brush
don’t work as they
should?
Troubleshooting
- SC450
ATTENTION! Do not use the machine before you have read and understood the Instructions for User Manual
1 Check if the power cable is correctly
connected.
2 Check if the battery is charged.
1 Check if the brush are correctly in-
stalled and not worn out.
2 Check if there isn’t any brush motor
overload i.e. 3 battery Ledsflash si-
multaneously.
3 Check if there are external materials
avoiding brush rotating.
1 Check if the suction hose is
correctly installed and cleaned.
2 Open the recovery tank and check
if the vacuum grid and gasket are
cleaned.
3 Check if squeegee blades are
damaged or dirty.
4 Close the recovery tank cover
properly and/or verify the gasket
wear.
1 Check if you have the right water
settings.
2 Check if the solution filter is
cleaned.