STEERING
L3301, L3901, L4701, WSM
7-S2
[2] L4701
9Y1211012STS0002US0
Symptom Probable Cause Solution
Reference
Page
Tractor Can Not Be
Steered
Steering controller broken Replace 7-S19
Pipe broken Replace 7-S19
Front Wheels
Vibration
Improper toe-in adjustment Adjust G-63
Air in the hydraulic system Bleed 7-S10
Improperly mounted wheels Change Wheels –
Tie-rod end loose or worn Retighten or replace 6-S19,
6-S21
Front wheel hub bearing worn Replace 6-S19
Clearance between front axle center pivots and
bracket bushing excessive
Replace 6-S24
Steering controller malfunctioning Replace 7-S19
Hard Steering Hydraulic pump malfunctioning Replace 7-S16,
7-S17
Overload – –
Transmission fluid improper or insufficient Change or fill G-65
Oil leak from pipe joint Retighten 7-S16,
7-S17
Insufficient tire pressure Inflate G-99
Steering controller malfunctioning Replace 7-S19
Relief valve malfunctioning Replace 7-S10
Steering Force
Fluctuates
Air sucked in pump due to leaking or missing of
oil
Fill of bleed G-65,
7-S10
Air sucked in pump from suction circuit Bleed 7-S10
Excessive Steering
Wheel Free Play
Steering controller malfunctioning Replace 7-S19
Front Wheels Wander
to Right or Left
Air sucked in pump due to leak of oil Fill or bleed G-65,
7-S10
Air sucked in pump from suction circuit Repair 7-S10
Tire pressure uneven Inflate G-99
Insufficient bleeding Bleed 7-S10
Improper toe-in adjustment Adjust G-63
Clearance between front axle center pivots and
brackets bushings excessive
Replace 6-S24
Tie-rod end loose or worn Retighten or replace 6-S19,
6-S21
Steering controller malfunctioning Replace 7-S19
Noise Air sucked in pump due to lack of oil Fill or bleed G-65,
7-S10
Air sucked in pump from suction circuit Repair 7-S10
Pipe deformed Replace –
Wheel are Turned to a
Direction Opposite to
Steering Direction
Power steering hoses are connected in reverse Reconnect steering
hoses
7-S19
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