Fuse Check/Replacement; Troubleshooting - Nilfisk SC401 Instructions D'utilisation

FUSE CHECK/REPLACEMENT

NOTE
All machine electrical circuits are protected by auto-resettable electronic devices. The safety fuses activates only in case
of serious damage.
It is recommended to have the fuses replaced by qualified personnel only.
Refer to the Service Manual available at any Nilfisk Retailer.

TROUBLESHOOTING

TROUBLE
The motors are not operating; the button LEDs do
not turn on.
The machine does not move.
(Only for drive versions)
The battery symbol LEDs flash simultaneously.
The scrubbing/drying function does not start.
The dirty water vacuuming is insufficient.
The vacuum system does not work and the
vacuum system button LED flashes fast.
The solution flow to the brush is insufficient.
The squeegee leaves marks on the floor.
(*) This maintenance procedure must be performed by an authorised Nilfisk Service Center.
NOTE
If the machine has an optional battery charger installed, the machine cannot operate if the charger is not on board. In
case of battery charger malfunction, contact an authorised Service Center.
For any further information, contact Nilfisk Service Centres.
09/2017
INSTRUCTIONS FOR USE
POSSIBLE CAUSE
The battery connector is disconnected.
The batteries are completely discharged.
The machine is turned on with the ignition key
and by keeping the hands on the presence
sensors.
Brush motor overload.
There are foreign materials (tangled threads,
etc.) preventing the brush from rotating.
The control panel is broken.
The presence sensors are broken.
The recovery tank is full.
The vacuum grid is clogged or the float is
stuck closed.
Debris collection filter container clogged.
The hose is disconnected from the squeegee. Connect.
The squeegee is dirty or the squeegee blades
are worn or damaged.
The tank cover is not properly closed, or the
gasket is damaged.
Vacuum system motor overload.
Empty detergent solution tank.
The solution filter is dirty.
The Detergent System (optional) or the tank is
dirty/furred up.
There is debris under the squeegee blades.
The squeegee blades are worn, chipped or
torn.
The squeegee has not been balanced with the
handwheel.
9100002291 - SC401, SCRUBTEC 344
REMEDY
Connect.
Charge the batteries.
Turn the ignition key to "0", then try to start the
machine again with hands off the sensors.
Use less aggressive brushes suitable for the
floor to be cleaned.
Clean the brush hub.
Replace. (*)
Replace. (*)
Empty the tank.
Clean the vacuum grid.
Clean.
Clean the squeegee or overturn/replace the
blades.
Correctly close the cover or clean/replace the
gasket.
Replace. (*)
Refill.
Clean the filter.
Clean with the washing cycle.
Remove the debris.
Overturn or replace the blades.
Adjust the squeegee.
ENGLISH
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