5-16
Problem Cause Remedy
Wrong setting of cardan shaft and gear-
wheel set
Hydraulic hoses for the steering cylinders
have been switched around
Spring force in priority valve too weak
Clogged orifices in LS side in priority valve
Oil is too thick(Cold)
Pump pressure too low
Too little steering cylinder
Piston rod area of the differential cylinder
too large compared with piston diameter
Shaft defective
Screws loose
Washers or O-rings defective
Correct setting as shown in service
manual.
Connect lines to correct ports.
Replace spring by a stronger.
Clean orifices in spool and in connecting
plugs for LS.
Let motor run until oil is warm.
Correct pump pressure.
Fit a larger cylinder.
Fit cylinder with thinner piston rod or 2
differential cylinders.
Replace shaft seal.
Tighten screws.
Replace.
H e a v y k i c k - b a c k i n
Heavy kick-back in
steering wheel in both
directions.
Turning the steering
w h e el act i v a t e s th e
wheel activates the
steered wheels opposite.
Hard point when starting
to turn the steering wheel
to turn the steering wheel
Too little steering force
Too little steering force
(Possibly to one side
only).
Leakage at either input
shaft, end cover, gear-
wheel set, housing or top
wheel set, housing or top
part.