Troubleshooting; Problems And Remedies - Nilfisk RS 851 Betriebsanleitung

ENGLISH

TROUBLESHOOTING

The following table shows the most common problems that may arise when using the machine, the possible causes and the
suggested remedies to solve them.
WARNING!
The suggested remedies must be performed by qualifi ed personnel, according to the instructions shown in this
Manual, if present, otherwise contact a Nilfi sk Service Center, where it is possible to consult the Service Manual.
For explanation or information, contact a Nilfi sk Service Center.
For troubleshooting the following optional equipment, refer to the relevant Manuals:
– Camera kit

PROBLEMS AND REMEDIES

Problem
BROOMS
The brooms do not clean properly
The brooms do not rotate
3RD BROOM ARM
The 3rd broom arm swings
The 3rd broom arm does not shift sideways
The 3rd broom arm does not lift/lower
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USER MANUAL
The brooms are not properly adjusted
The broom speed is not correct
The safety system stopped broom rotation
because the engine speed was excessive
Lack of tension in the solenoid valve
There are oil leaks from the hydraulic system
fi ttings/hoses
The motors are faulty
The accessory system pump does not
pressurise the oil in the circuit
The broom switch is off
The fuse is burned
The solenoid valve is burned
The operator is not on the driver's seat
The driver's seat microswitch is faulty
The tensioning springs are not properly
adjusted
The end-of-stroke sensors are not properly
adjusted
The safety pin is broken
Lack of tension in the solenoid valve
The distributor is stuck
The cylinder gaskets are worn
The switch is off
The fuse is burned
There is an open in the left/right shifting push-
buttons
The relay is burned
The solenoid valves are burned
The distributor is stuck
The cylinder gaskets are worn
The fuse is burned
Open lowering push-button
Open lifting push-button
The relay is burned
The solenoid valve is burned
33018305(3)2010-01 A
Possible cause
RS 851
Remedy
Adjust
Adjust the speed
Decrease the engine speed to 2,050 rpm
Check the electrical system
Repair/replace
Replace
Check the oil pressure in the hydraulic system
Turn on
Replace
Replace
The operator must sit on the driver's seat
Check the connections/replace the microswitch
Adjust
Adjust
Replace
Check the electrical system
Repair
Overhaul the cylinder
Turn on
Replace
Replace
Replace
Replace
Repair
Overhaul the cylinder
Replace
Replace
Replace
Replace
Replace