Fuse Check/Replacement/Reset; Troubleshooting - Nilfisk SC351 Manuel D'utilisation

FUSE CHECK/REPLACEMENT/RESET

1. Drive the machine on a level floor.
2. Check that the function selection knob (31) is turned to "0"
and disconnect the battery connector (7).
3. Open the cover (4) and check one of the following fuses
for deactivation or integrity (Fig. 8):
• (A): F1 (35 A) circuit breaker, brush motor.
• (B): F2 (30 A) blade fuse, vacuum system motor.
• (C): F3 (5 A) blade fuse, accessories.
Reset or replace any fuse, after having checked and
repaired any problem that caused deactivation.
4. Close the cover (4).

TROUBLESHOOTING

Trouble
The motors do not turn on; no LED
turns on.
The brush motor does not run.
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.
Possible Cause
The battery connector is disconnected.
The battery is completely discharged.
The fuse F3 is open.
The F1 fuse has triggered.
The fuse F2 is open.
The recovery tank is full.
The vacuum grid is clogged or the float is stuck
closed.
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
gaskets are damaged.
The vacuum system motor filter is dirty.
The detergent duct is dirty/clogged.
The solenoid valve is faulty.
There is debris under the squeegee blades.
The squeegee blades are worn, chipped or torn.
USER MANUAL
C
B
Figure 8
Remedy
Connect.
Charge it.
Replace.
Reset the fuse.
Replace.
Empty.
Clean the grid and check the float.
Connect or replace. (*)
Clean the squeegee or replace the blades.
Check and/or clean the seating surface or replace
the gaskets.
Clean.
Clean.
Replace. (*)
Remove the debris.
Replace the blades.
9099864000 - SC351
ENGLISH
A
P100414
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