Link Belt HC-78B Crane Service Manual Pdf

  

1.Capscrew 2.HubCap 3.AdjustingNut* 4.CotterPin*

5.ThrustWasher* 6.Gasket 7.BearingCone 8.BrakeDrum

*Adjustingnutarrangementmayvaryfromillustration.SeeFigure2.

Figure1 FrontWheelAndBrakeDrum

FrontWheel&BrakeDrum, R&I

Thisprocedurecoverstheremovalandinstallationof thefrontwheelhubandbrakedrum.

Removal

1.Lower,detach,andsecureload,asrequired.

2.Stabilizethecraneforserviceasfollows:

a.Parkthecrane,outoftheway,onafirmand levelsurface.

b.Engagetheparkbrake.

c.Engagetheswingparkbrakeortravelswing lock,asrequired.

d.Levelthecraneonfullyextendedoutriggers.

e.Position/supporttheboom,asrequired.

3.Shutdowntheengineanddisengagethemain hydraulicpump,asequipped.

9.BearingCup 10.WheelHub 11.Lug 12.BearingCup

13.BearingCone 14.Seal 15.Spindle

WARNING

BrakeLiningFiberWarning

Olderbrakeliningsmaycontainasbestos fibers,acancerandlungdiseasehazard. Brakeliningsmanufacturedtodaycontain non--asbestosfibers,whoselong--term effectstohealthareunknown.Usecaution whenhandlingeitherasbestosor non--asbestosmaterialsusedinbrake linings.RefertoOSHAregulationsforproper handlingofthesematerials.MaterialSafety DataSheets(MSDS)regardingbrakelining materialscanbeobtainedfromyourlocal distributor.

4.Removethetireandrimassemblyfromthewheel. RefertoSMKeysheetArea01---069forcorrect procedure.