Manitowoc Grove TMS800E Service And Maintenance Manual page 279

TMS800E SERVICE MANUAL
SYMPTON
Oil leakage.
Noisy transmission (in gear).
Difficult shifting.
GROVE
PROBABLE CAUSE
Linkage and rods between shift lever
and auxiliary transmission not properly
adjusted.
Clutch gear teeth worn tapered.
Bearings worn.
Transmission mounting in carrier puts
strain on case.
Transmission over filled.
Breather stopped up.
Use of transmission oil that foams and
expands when hot.
Drain back holes between bearing
retainers and main case stopped up.
Broken gaskets.
Loose drain plug in transmission.
Cracked transmission housing.
Cover not properly tightened.
Gears worn and pitted due to lugging
engine with transmission in too high a
gear range.
Bearings worn due to lugging engine
with transmission in too high a gear
range, or to chips and dirt in oil.
Worn, chipped, or tapered sliding gear
teeth.
Noisy speedometer gears.
Transmission not lined up properly with
carrier.
Improperly operating clutch.
Sliding gear tight on shaft splines.
Burred main shaft splines.
Improper adjustment of shifting linkage.
Worn or bent shifter rails.
Insufficient lubricant.
Published 01-29-2014, Control # 496-00
POWER TRAIN
SOLUTION
Check and adjust linkage and rods to
make sure transmission is shifting full
into gear.
Replace worn parts.
Replace bearings.
Line up front mounting bracket so it
does not cause strain on front main
shaft bearing retainer.
Drain to proper level.
Clean breather assembly.
Drain and refill with proper grade and
type of lubricant.
Check drain holes and gaskets to
ensure openings are clean.
Replace gaskets and use gasket
cement.
Tighten drain plug.
Replace transmission.
Tighten cover.
Replace gears.
Replace worn or rough bearings.
Replace gears.
Replace gears.
Line up transmission with rear axle so
as to correct angles of U-joints.
Adjust clutch. Check alignment.
Check for galling. Replace as
necessary.
Replace main shaft.
Check and adjust linkage and rods to
ensure that transmission is shifting
fully into gear.
Fill to proper level.
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