Troubleshooting
Troubleshooting possible faults
2018-9015-001
09-2016
Power steering system
Symptom
Possible cause
Solution
Unusual wear of the
spreader tires.
The minimum turning
radius is not followed when
turning with the spreader.
Follow the minimum turning
radius indicated in section
Operating - Moving the
spreader - Turning radius.
Wheels turn jerkily.
The power steering control
valve is not properly
adjusted.
Refer to section
Maintenance - Power
steering - Adjustments.
Wheels change direction
with a delay.
Wheels are not aligned
properly.
Power steering cable
misadjusted.
Refer to section
Maintenance - Power
steering.
The springs of the power
steering safety mechanism
are loose.
Vibration in the steering
and wheels.
Power steering spring
cylinder does not work
properly.
Contact your dealer.
Wheels do not align in a
straight position after a turn
or do not turn well.
Restrictor clogged or
unscrewed.
Remove and unclog the
restrictor. Add Teflon tape
on the fitting and reinstall.
Refer to section
Maintenance - Power
steering.
Wheels turn too promptly.
Hydraulic flow rate is too
high.
Refer to section
Maintenance - Power
steering.
Wheels turn too slowly and
do not reach their
maximum turning angle.
Hydraulic flow rate is too
low.
Adjustable fingers of the
guiding mechanism are not
adjusted properly.
The tractor hydraulic lever
returns to neutral position
automatically.
Control valve pressure is
too high.
The power steering system
overheats.
Misadjustment of the
hydraulic flow rate.
Misadjustment of the
control valve.