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Published 01-14-2021 Control # 707-01
POWER TRAIN
TMS9000-2 SERVICE MANUAL
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.
Linkage and rods between shift lever and
auxiliary transmission not properly
adjusted.
Check and adjust linkage and rods to make
sure transmission is shifting full into gear.
Clutch gear teeth worn tapered.
Replace worn parts.
Bearings worn.
Replace bearings.
Transmission mounting in carrier puts
strain on case.
Line up front mounting bracket so it does not
cause strain on front main shaft bearing
retainer.
Oil leakage.
Transmission over filled.
Drain to proper level.
Breather stopped up.
Clean breather assembly.
Use of transmission oil that foams and
expands when hot.
Drain and refill with proper grade and type of
lubricant.
Drain back holes between bearing
retainers and main case stopped up.
Check drain holes and gaskets to ensure
openings are clean.
Broken gaskets.
Replace gaskets and use gasket cement.
Loose drain plug in transmission.
Tighten drain plug.
Cracked transmission housing.
Replace transmission.
Cover not properly tightened.
Tighten cover.
Noisy transmission (in
gear).
Gears worn and pitted due to lugging
engine with transmission in too high a gear
range.
Replace gears.
Bearings worn due to lugging engine with
transmission in too high a gear range, or to
chips and dirt in oil.
Replace worn or rough bearings.
Worn, chipped, or tapered sliding gear
teeth.
Replace gears.
Noisy speedometer gears.
Replace gears.
Transmission not lined up properly with
carrier.
Line up transmission with rear axle so as to
correct angles of U-joints.
Difficult shifting.
Improperly operating clutch.
Adjust clutch. Check alignment.
Sliding gear tight on shaft splines.
Check for galling. Replace as necessary.
Burred main shaft splines.
Replace main shaft.
SYMPTON
PROBABLE CAUSE
SOLUTION
Fo
r
Reference
Only