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2. Operation 01/2018 Rev. 1 EA(B)O-6X06
Troubleshooting
Problem Probable cause Possible solution Reference
Hard shifting Worn or damaged Replace damaged parts Instructions in this
(continued) shifting system manual
components (yokes,
nylon pads, bars,
shift blocks)
Improper end play Adjust end play Mainshaft and
on mainshaft or countershaft end
countershaft play adjustment, in this
manual
Gear shift Malfunction of clutch Verify and adjust clutch Instructions in the
rubbing (not releasing) driving system vehicle’s manual
Malfunction of Verify and adjust system Instructions in the
clutch driving vehicle’s manual
gsystem
Worn or damaged Replace damaged parts Instructions in the
ywheel bushing vehicle’s manual
or bearing
Incorrect idle Adjust idle speed Instructions in the
speed adjustment vehicle’s manual
Worn or damaged Replace rings Synchronizer
synchronizer rings assemblies, in this
manual
Worn or damaged Replace gear Instructions in this
gear clutching teeth manual
Worn shift yokes Replace nylon pads Shift bars, in this
nylon pads manual
Transmission Misalignment Realign Instructions in the
slips out of between engine vehicle’s manual
gears and transmission
Incomplete gear Shift gear properly Instructions in this
shifting manual
Excessive vibration Replace and/or Instructions in the
due to loose or tighten mounts vehicle’s manual
damaged engine
or transmission
mounts
Worn or damaged Replace synchronizer Synchronizer
synchronizer assemblies assemblies, in this
assemblies manual