Service Manual

Disassembly(Figure252andFigure253)(continued)
6.Removedriveshaftassembly(items23,24and25)Ifnecessary,remove
retainingringandprimarygearfromshaft.
7.Removeprimarycarrier(item26),secondarygear(item27)andsecondary
carrier(item28).
Note:Steps6through10arenecessaryonlyifinspectingorreplacing
bearingsand/orseals.
IMPORTANT
Donotreuseretainingring(item10)afterithasbeenremoved.
8.Removeretainingring(item15)andthrustwasher(item14).Discard
retainingring.
9.Carefullyremovehousing(item9)fromspindle(item1).Removeouter
bearingcone(item12).
10.Removeanddiscardseals(items2and3)andO−rings(item13)from
housing.
11.Removeinnerbearingcone(item4)fromhousing.Ifnecessary,remove
bearingcups(items5and11)fromhousing.
12.Ifwheelstud(item6)removalisnecessary,usepresstoextractstud(s)
fromhousing.
13.Ifnecessary,removesocketheadscrews(item7)withlockwashers(item
8)thatsecureringgear(item16)tohousing.Removeringgearandtwo(2)
dowelpins(item10)fromhousing.
Assembly(Figure252andFigure253)
1.Thoroughlycleanpartsinsolventanddrycompletelyaftercleaning.Inspect
partsfordamageorexcessivewearandreplaceasnecessary.
2.Ifanywheelstudswereremoved,useapresstoinstallnewstudsinto
housing.Makesurethatstudshoulderisfullypressedagainsthousing
surface.
Note:Usenewsealandshimkitswhenassemblingplanetarydrive.
3.Ifspindleandhousingwereseparated:
A.Pressbearingcups(items5and11)intohousing(item9).Cupsshould
bepressedfullytoshoulderofthehousingbore.
B.Setinnerbearingcone(item4)intoinnerbearingcup.
C.Makesurethatsealboreinhousingisthoroughlycleaned.IfODof
seal(item3)isnotrubberordoesnothaveasealantcoating,apply
lightcoatingofsiliconesealanttosealboreinhousing.Installsealinto
housingsoitisushwithhousingface.Lightlygreaseseallips.
D.Packbootseal(item2)withgreaseandinstallonhousing.
E.Ifringgearwasremovedfromhousing,placedowelpins(item10)in
housing.Secureringgeartohousingwithlockwashers(item8)and
socketheadscrews(item7).Torquesocketheadscrewsfrom13.3to
16.3N·m(118to144in−lb).
F.Lightlyoilbearingjournalsonspindleshaft.Slidehousingassemblyonto
spindle(item1)takingcaretonotdamagesealorspindle.Makesure
thatinnerbearinginhousingfullyseatsagainstspindleshaftshoulder.
G.Installouterbearingcone(item12)ontospindle.
Groundsmaster
®
4000-D&4010-D
Page7–13
Axles,PlanetariesandBrakes:ServiceandRepairs
13202SLRevF