Troubleshooting; Scrapping - Nilfisk SC450 Instructions D'utilisation

ENGLISH

TROUBLESHOOTING

Trouble
The motors do not work; no warning
light turns on.
The LEDs (43) flash simultaneously.
The brush does not work.
The vacuum system motor does not
turn on.
The dirty water vacuuming is
insufficient.
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 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:
– Battery
– Brushes/pads
– Plastic hoses and components
– Electrical and electronic components (*)
(*) Refer to the nearest Nilfisk Center especially when scrapping electrical and electronic components.
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INSTRUCTION FOR USE
Possible Cause
The battery connector is disconnected.
The batteries are completely discharged.
The brush/pad-holder switch is faulty.
The brush deck motor is overloaded.
There are foreign materials (tangled threads, etc.)
preventing the brush from rotating.
The fuse (F1) is blown.
The brush activation push-buttons are faulty.
The fuse (F2) is blown.
The vacuum system switch is faulty.
The recovery tank is full.
The hose is disconnected from the squeegee.
The vacuum grid is clogged or the float is stuck
closed.
The squeegee is dirty or the squeegee blades are
worn or damaged.
The tank cover is not properly closed or the gasket
is damaged.
The solution solenoid valve is faulty.
The solution filter is dirty.
There are debris under the squeegee blades.
The squeegee blades are worn, chipped or torn.
The squeegee has not been adjusted with the
handwheel.
SC450 - 9099589000
Remedy
Connect.
Charge the batteries.
Replace. (*)
Use less aggressive brushes suitable for the floor to
be cleaned.
Clean the brush hub.
Replace.
Replace. (*)
Replace.
Replace. (*)
Empty the tank.
Connect.
Clean the grid or check the float.
Clean and check the squeegee.
Close the cover or clean/replace the gasket.
Replace. (*)
Clean the filter.
Remove the debris.
Replace the blades.
Adjust it.
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