ServiceManual
FrontAndRearAxles, Recondition
Thisprocedurecoversthereconditionofthefrontand rearaxleassemblieswithoutdifferentiallock.SeeSM KeysheetArea01---002forreconditionofaxleswithdifferentiallock.Forfrontaxleremovalandinstallation procedure,seeSMKeysheetArea01---004.Forrear axleremovalandinstallationprocedure,seeSMKeysheetArea01---029.
SafetyInstructions WARNING
Readandunderstandthefollowingsafety instructionsbeforeattemptingtoperformany ofthetasks.Thesubassembliesareheavy. Removalfromtheaxlehousingcausesthe unittobecomeunstable.Potentialforsevere injuryispresentifallsafetyinstructionsare notstrictlyfollowed.
Note:Eachaxleassemblyweighsapproximately3,000lb(1360kg).Eachaxleassembly includingsteercylindersweighsapproximately 3,140lb(1425kg).
1.Mountaxleassemblyonsupportswiththedifferentialcarrierassemblyfacingup.Securetosupports withC---clampsorsimilarmeans.
2.Whenhandlingsubassemblies,alwayskeepthe loadwellbalanced,andaslevelaspossible.Move slowlyandkeeptheloadundercontrol.Donotattempttohandlesubassemblieswithoutassistance.
3.Whenliftingsubassemblies,useonlyaliftingdevicewhichhasthepropercapacitytohandlethe load.Allriggingusedmustbeingood,sound conditionandbethepropersizeforthejobtobe performed.
4.Failuretofollowtheseinstructionsduringrigging operationsmayresultindamagetoequipmentor injurytopersonnel.
DisassemblyOfTheFrontAndRear SteerAxleAssemblies
Duringthedisassemblyprocess,inspectbothcupand coneofalltaperedrollerbearings.Ifeithercomponent isdamaged,theymustbereplacedasaset.Labeland tagassemblylocationwheneverabearingistoberemoved.
WARNING
Followallmanufacturersrecommendations concerningsolventsandcleaningsolutions. Seriouspersonalinjurymayresultfrom misuseoftheseproducts.
1.Thebreatherandallotheropeningsshouldbe tightlycoveredorclosedtopreventthepossibility ofsolventfromenteringtheassembly.Thoroughly cleantheexterioroftheaxlewithanapproved cleaningsolvent.Allowtoairdry.
Note:Thedisassemblyandassemblyproceduresofbothrightandlefthandwheelend planetaryassembliesareidentical.
2.Ifrequired,removerearsteerindicator. Rearaxle only.
3.Ifrequired,removesteeringcylinders.RefertoSM KeysheetArea01---007forcorrectprocedure. RefertoFigure1.
4.Removecotterpins(45)andcastlenuts(44)from tierodend(48).
5.Usingatierodflaretool,separatetierodend(48) fromsteeringknucklehousing(26)andremovetie rod(46)assembly.
Note:Twotypesoftierodendsareavailable.In eithercasetoaidtheassemblyprocess,count andrecordthenumberofrevolutionsthatare requiredtoremovetierodend(48)fromtierod (46).
6.Removetherodendusingoneofthefollowing stepsasrequired:
a.Loosenlocknut(47)andremovetierodend (48).
b.Loosennut(54)andremovetierodend(48) fromtierod(46).Ifrequired,removenut(54), lockwasher(55),capscrewandwasher(57), andtierodclamp(56)fromtierod(46).
Note:Axlehousing(42)anddifferentialcarrierhousing(109)oilcapacityis40pt(19L). Planetaryhubhousing(36)oilcapacityis8pt (3.75L)each.
7.Removeplugs(20,35,62,65)andbreather(63). Usingasuitablecontainer,drainaxlehousing(42), differentialcarrierhousing(109),andplanetary hubhousing(36)thoroughlybeforedisassembly. Properlystoreordisposeofusedoil.
1.O---rings 2.Shafts 3.ThrustWashers
4.PlanetaryGears
5.ThrustWashers
6.ThrustButton
7.JamNut
8.Locktab
9.AdjustmentNut
10.WheelStuds
11.PlanetaryHub
12.PlanetaryRingGear
13.ThrustWasher
14.SunGear
15.SnapRing
16.ThrustButton
17.Setscrews
18.PlanetaryCarrierHousing 19.Capscrews&Lockwashers 20.Plug 21.Nuts&Lockwashers 22.Spindle 23.Studs 24.Bushing 25.Seal
26.SteeringKnuckleHousing
27.ShimPack
28.Seal
29.UpperKingpinCap 30.Capscrews
31.GreaseFitting
46.TieRod 47.Locknut
48.TieRodEnd
49.GreaseFitting
50.LowerKingpinCap 51.Seal
52.ShimPack
53.Capscrews 54.Nut
55.Lockwasher
56.TieRodClamp
57.Capscrew&Washer
58.Locktab 59.Capscrews
60.ExpansionPlugs
61.Bushings
62.Plug
63.Breather
64.Studs
65.Plug
66.Bushing
67.Seal
68.Capscrews
69.Lockwashers
70.BearingCaps
71.DowelPins
72.Capscrews&Lockwashers
73.DifferentialCasePlainHalf
74.ThrustWasher
75.DifferentialSideGear
76.DifferentialSpider
77.Capscrews
78.Nuts&Lockwashers
79.BearingAdjuster
80.BearingCup
81.BearingCone
82.DifferentialCaseFlangeHalf
83.RingGear
84.ThrustWasher
85.DifferentialSideGear
86.DifferentialPinionGears
87.ThrustWashers
88.ThrustStop
89.Locknut
90.SnapRing
91.Bearing
92.ShimPack
93.Pinion
94.BearingCone
95.BearingSpacer
96.Capscrews&Lockwashers
97.BearingCone
98.InputFlange
99.O---ring
100.Washer
101.Locknut
102.Deflector
103.Seal
104.BearingCup
105.PinionHousing
106.Gasket
107.BearingCup
108.Nuts&Lockwashers
109.DifferentialCarrierHousing
110.BearingAdjuster
111.BearingCup
112.BearingCone 113.CotterPins FrontandRearAxleAssembly,Continued