wsm L3830 - 1 Troubleshooting

6-S1
L3130 · L3430 · L3830 · L4630 · L5030, WSM
FRONT AXLE
1. TROUBLESHOOTING
W10143220
Symptom Probable Cause Solution
Reference
Page
Front Wheels
Wander to Right or
Left
• Tire pressure uneven
• Improper toe-in adjustment (improper
alignment)
• Clearance between front axle case boss and
front axle bracket (front, rear) bushing
excessive
• Front axle rocking force too small
• Front wheel sway excessive
• Tie-rod end loose
• Air sucked in power steering circuit
Adjust
Adjust
Replace
Adjust
Replace
Tighten
Bleed
G-55
6-S5
6-S19
6-S6
6-S5
6-S9
7-S12
Front Wheels Can
Not Be Driven
• Propeller shaft broken
• Front wheel drive gears in transmission
broken
• Front differential gear broken
• Shift fork broken
• Coupling displaced
Replace
Replace
Replace
Replace
Reassemble
6-S7
3-S38, S75,
S113
6-S14
–
6-S7
Noise • Gear backlash excessive
• Oil insufficient
• Bearings damaged or broken
• Gears damaged or broken
• Spiral bevel pinion shaft turn force improper
Adjust or replace
Replenish
Replace
Replace
Adjust
6-S15 to 18
G-7, 8
–
–
6-S16
KiSC issued 02, 2007 A