Nilfisk-ALTO Troubleshooting, User Manual, English, FLOORTEC R 680 P, Possible cause, Remedy

USER MANUAL

ENGLISH

TROUBLESHOOTING

Trouble	Possible cause	Remedy
	The hood (13) is not properly closed.	Close the hood properly.
	The engine oil level is too low.	Check that the engine oil level is within the limits. (*)
The engine does not start with the ignition	The machine has run out of fuel.	Check that there is fuel in the tank (30).
key.
	The fuel does not reach the carburettor.	Check that the fuel reaches the carburettor and that
		the fuel filter is clean. (*)
	The spark plug does not produce a spark.	Check that the spark plug produces a spark. (*)
	The engine oil level is too low.	Check that the engine oil level is within the limits. (*)
The engine stops during operation.	The machine is running out of fuel.	Check that there is fuel in the tank (30).
	The fuel filter is dirty.	Clean the fuel filter. (*)
	The vacuum system is turned off.	Turn on the vacuum system with the switch (56).
	The dust filter is clogged.	Clean the dust filter.
The machine collects little debris/dust.	The hopper is full.	Empty the hopper (4).
	The skirts are not integral or not properly	Check the skirts (16, 17, 18, 19) for integrity and
	adjusted.	proper adjustment.
	The broom height is not properly adjusted.	Adjust the height of the brooms (10, 11, 12).
	The parking brake is engaged.	Check that the parking brake (84 and 76) has been
		released.
When pressing the drive pedal, the	The hydraulic system oil level is incorrect.	Check the hydraulic system oil level in the tank (28).
machine does not move, or it moves
	The centrifugal pulley does not operate	Check that the centrifugal pulley (petrol engine-drive
slowly.
	properly.	pump coupling joint) operates properly. (**)
	The drive pedal is not properly adjusted.	Adjust the drive pedal. (**)
The hopper does not lift.	The hydraulic system oil level is incorrect.	Check the hydraulic system oil level in the tank (41).
	The F4 or F7 fuse is open.	Replace the fuse.
The hopper does not dump.	The F7 fuse is open.	Replace the fuse.
	The hopper is not lifted enough.	Lift the hopper over 300 mm.
	The hopper has not returned to horizontal	Turn the hopper to horizontal position.
	position.
The hopper does not lower.	In case of particular weather conditions, the	Wait a few moments to let the hydraulic system oil
	hydraulic system oil is slow in flowing through
		flow.
	the safety valve.
When the engine compartment hood (13)	The hood safety microswitch does not work.	Repair the microswitch. (**)
is open, the engine keeps running.

(*)For the relevant procedure, see the Petrol Engine Manual. (**) Procedure to be performed by Nilfisk Alto Service Center.

For further information, refer to the Service Manual, available at any Nilfisk Alto Service Center.

1463514000(1)2008-05 A FLOORTEC R 680 P

31