K1000896E Operation and Maintenance Manual Troubleshooting 6-7
STEERING
Problem Possible Causes Remedies
Steering Wheel is hard to turn. Sediment blocking direction change
spool orifice, inside priority valve.
Clean and repair.
Sediment blocking amplifying spool
orifice, inside priority valve.
Clean and repair.
Sediment blocking load sensing line
orifice, inside priority valve.
Clean and repair.
Priority valve spool sticking, inside
steering valve.
Clean and repair.
Incorrect relief valve pressure drop,
inside priority valve.
Adjust pressure.
Steering pump failure. Repair or replace.
Leaking steering cylinder. Repair cylinder.
Rust on steering column bearing
and spline.
Lubricate.
Tire air pressure is low. Inflate to proper pressure.
High initial resistance to
movement of steering wheel.
Air in load sensing line, inside
priority valve.
Bleed system to remove air.
Sediment blocking orifice of load
sensing line, inside priority valve.
Clean and repair.
Sediment in direction change spool,
inside priority valve.
Clean and repair.
Damage to control spring damping
inside priority valve.
Replace priority valve.
Steering wheel shakes. Chattering bearing in axle end
differential.
Replace bearing.
Tire pressure not equal in left side
and right side tires.
Equalize pressure.
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