Service Manual

GearPatternMovementSummary
Heel Contact Base Contact
g276540
Figure293
Everygearhasacharacteristicpattern.Theillustrationsshowtypicalpatterns
onlyandexplainhowpatternsshiftasgearlocationischanged.
1.Ifcontactistowardtheheelorbaseofthegear(Figure293):
A.Installthickeroradditionalbearingcaseshim(s)tomovepinionshaft
towardringgear.
B.Installthinnerorremovedifferentialbearingshim(s)tomoveringgear
backward.
C.Repeatuntilpropertoothcontactandpiniongeartoringgearbacklash
arecorrect.
tcatnoC piTtcatnoC eoT
g276541
Figure294
2.Ifcontactistowardthetoeortipofthegear(Figure294):
A.Installthinnerorremovebearingcaseshim(s)tomovepinionshaftaway
fromringgear.
B.Installthickeroradditionaldifferentialbearingshim(s)tomoveringgear
forward.
C.Repeatuntilpropertoothcontactandpiniongeartoringgearbacklash
arecorrect.
Axles,PlanetariesandBrakes:ServiceandRepairs
Page7–50
Groundsmaster
®
4000-D&4010-D
13202SLRevF