Troubleshooting - Kubota L4400 Workshop Manual

L4400 , WSM

1. TROUBLESHOOTING

Symptom
Excessive
Transmission Noise
Gear Slip Out of
Mesh
Hard Shifting
Gears Clash When
Shifting
Differential Lock Can
Not Be Set
Differential Lock
Pedal Does Not
Return
Tractor Manuals Scotland - Please Do Not Copy
Tractor Manuals Scotland
Probable Cause
Transmission fluid insufficient
Gear worn or backlash improper
Bearing worn or broken
Shift fork worn
Spline worn
Snap rings on the shaft come off
Spiral bevel pinion staking nut improperly
tightened
Improper backlash between spiral bevel pinion
and spiral bevel gear
Improper backlash between differential pinion
and differential side gear
Shift linkages rusted
Shifter or shift fork or damaged
Shift fork interlock ball spring weaken or
damaged
Interlock ball fallen
Gears worn or broken
Shifter or shift fork worn or damaged
Shift fork bent
Shift linkage rusted
Shaft part of shift arms rusted
Traveling clutch does not release
Gears worn or damaged
Differential lock shift fork damaged
Differential lock shift fork mounting spring pin
damaged
Differential lock shifter pin bent or damaged
Differential lock fork shaft bent or damaged
Differential lock pedal return spring weaken or
damaged
Differential lock shifter pin bent or damaged
Differential lock fork shaft bent
Replenish
Replace
Replace
Replace
Replace
Repair or replace
Tighten
Adjust
Adjust
Repair
Replace
Replace
Reassemble
Replace
Replace
Replace
Repair
Repair
Adjust or repair
Replace
Replace
Replace
Replace
Replace
Replace
Replace
Replace
3-S1
TRANSMISSION
Reference
Solution
Page
3-S6
3-S32
3-S31
3-S32
3-S32
–
3-S25
3-S35
3-S37
–
3-S32
3-S21
–
–
3-S32
–
–
–
2-S5, S11
–
–
3-S28
3-S28
3-S28
–
3-S28
3-S28
W1014322
KiSC issued 07, 2007 A