ENGLISH
INSTRUCTION FOR USE
24
SC450 - 9099589000
8/12
TROUBLESHOOTING
Trouble
Possible Cause
Remedy
The motors do not work; no warning
light turns on.
The battery connector is disconnected.
Connect.
The batteries are completely discharged.
Charge the batteries.
The brush/pad-holder switch is faulty.
Replace. (*)
The LEDs (43) flash simultaneously.
The brush deck motor is overloaded.
Use less aggressive brushes suitable for the floor to
be cleaned.
There are foreign materials (tangled threads, etc.)
preventing the brush from rotating.
Clean the brush hub.
The brush does not work.
The fuse (F1) is blown.
Replace.
The brush activation push-buttons are faulty.
Replace. (*)
The vacuum system motor does not
turn on.
The fuse (F2) is blown.
Replace.
The vacuum system switch is faulty.
Replace. (*)
The dirty water vacuuming is
insufficient.
The recovery tank is full.
Empty the tank.
The hose is disconnected from the squeegee.
Connect.
The vacuum grid is clogged or the float is stuck
closed.
Clean the grid or check the float.
The squeegee is dirty or the squeegee blades are
worn or damaged.
Clean and check the squeegee.
The tank cover is not properly closed or the gasket
is damaged.
Close the cover or clean/replace the gasket.
The solution flow to the brush is
insufficient.
The solution solenoid valve is faulty.
Replace. (*)
The solution filter is dirty.
Clean the filter.
The squeegee leaves marks on the
floor.
There are debris under the squeegee blades.
Remove the debris.
The squeegee blades are worn, chipped or torn.
Replace the blades.
The squeegee has not been adjusted with the
handwheel.
Adjust it.
(*)
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.
Содержание SC450
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