Troubleshooting; Scrapping - Nilfisk SC400 Mode D'emploi

ENGLISH

TROUBLESHOOTING

Trouble
The motors do not turn on; no LED
turns on.
The LEDs (68) flash simultaneously.
The brush motor does not run.
The brush disengagement system
does not work.
The vacuum system motor does not
turn on.
The dirty water vacuuming is
insufficient.
The solution flow is insufficient.
The squeegee leaves marks on the
floor.
(*) This maintenance procedure must be performed by an authorised Nilfisk Service Center.
NOTE
The machine is inoperative without the battery charger. In case of battery charger malfunction, contact an authorised
Service Center.
For further information refer to the Service Manual, available at any Nilfisk Service Center.

SCRAPPING

Have the machine scrapped by a qualified scrapper.
Before scrapping the machine, remove and separate the following materials, which must be disposed of properly according to the
Law in force:
– Batteries
– Brushes
– Plastic hoses and components
– Electrical and electronic components (*)
(*) Refer to the nearest Nilfisk Center especially when scrapping electrical and electronic components.
24
USER MANUAL
Possible Cause
The battery connector is disconnected.
The batteries are discharged.
The F0 fuse is blown.
The F3 fuse is blown.
The program selection knob is faulty.
The brush motor is overloaded.
There are foreign materials (tangled threads, etc.)
preventing the brush from rotating.
The levers or the enabling push-button are broken.
The fuse F1 is blown.
The F4 fuse is blown.
The F2 fuse is blown.
The recovery tank is full.
The vacuum grid is clogged or the float is closing.
The vacuum hose is disconnected from the
squeegee or faulty.
The squeegee is dirty, or the squeegee blades are
worn or damaged.
The recovery tank cover is not properly closed, or
the gasket is damaged.
The vacuum system motor filter is dirty.
The solution filter is dirty.
The solution solenoid valve is faulty.
There is debris under the squeegee blades.
The squeegee blades are worn, chipped or torn.
SC400 - 9099612000
Remedy
Connect.
Charge.
Replace.
Replace.
Replace. (*)
Use a different kind of brush.
Clean the brush hub.
Replace. (*)
Replace.
Replace.
Replace.
Empty.
Clean the grid and check the float.
Connect.
Clean the squeegee or replace the blades.
Check and/or clean the seating surface or replace
the gasket.
Clean.
Clean.
Replace. (*)
Remove the debris.
Replace the blades.