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Published 01-29-2014, Control # 496-00
POWER TRAIN TMS800E SERVICE MANUAL
SYMPTON PROBABLE CAUSE SOLUTION
Noise (from other sources). Fan bent or out of balance. Replace fan.
Damaged vibration damper. Replace damper.
Flywheel out of balance.
Check balance. Replace flywheel if
necessary.
Unbalanced clutch assembly.
Check clutch and clutch housing for
proper alignment.
Loose engine mountings. Tighten mountings.
Worn U-joints. Replace U-joints.
Noisy transmission (in neutral). Transmission misaligned.
Align engine and transmission
(assembled) with rear axle so as to
correct angles of U-joints.
Worn transmission pinion bearing. Replace bearing.
Worn or scored countershaft bearing. Replace bearings.
Damaged second speed mainshaft gear
bushing.
Replace bushing.
Unmatched gears. Replace unmatched gears.
Worn or rough reverse-idler gear. Replace gear.
Eccentric countershaft gear assembly. Replace gear.
Sprung or worn countershaft. Replace countershaft.
Excessive backlash in gears. Replace worn gears.
Excessive end play in countershaft. Adjust to reduce end play.
Worn main shaft pilot bearing. Replace pilot bearing.
Scuffed gear tooth contact surface. Replace gear.
Insufficient lubrication. Check for leaks; fill to proper level.
Sticking in gear. Clutch operating improperly. Adjust clutch. Check alignment.
Sliding gear tight on main shaft splines.
Check for galling. Replace as
necessary.
Improper adjustment of linkage Adjust linkage.
Jumping out of gear. Misaligned transmission. Check alignment.
Shift rail poppet springs broken. Replace poppet springs.
Shift rail poppet notch worn. Replace shift rail.
Shift forks sprung or loose on shift rail.
Replace sprung fork or tighten
setscrew in shift fork.
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