ServicingtheRearWheelMotor
g186199
Figure94
1.Dirtandwaterseal9.Thrustbearing
17.Commutatorring
2.Outerbearing10.Couplingshaft
18.Manifold
3.Housing11.Thrustbearing
19.Stator
4.Back-upring12.Drivelink
20.Vane(7each)
5.Back-upwasher
13.Bolt(7each)
21.Wearplate
6.Shaftseal
14.Endcover22.Rotor
7.Innerbearing
15.Bodyseal(5each)23.Commutatorring
8.Thrustwasher
16.Commutator
Note:TherearwheelmotorsoftheGroundsmaster4300-Dmachinearethe
ParkerT orqmotor™motorsofthesamebasicdesignwithminordifferences.The
rightsidemotorhasareversetimedmanifoldtoallowcorrectrotationdirection
forforwardandreverse.Theleftsidewheelmotorisidentiedwithayellowdot
onthemotorhousingneartheBport.
Note:Fortherearwheelmotorrepairprocedures;refertotheParker
Torqmotor™ServiceProcedure(TC,TB,TE,TJ,TF ,TG,TH,andTLSeries)at
theendofthischapter.
Groundsmaster
®
4300-D
Page4–119
HydraulicSystem:ServiceandRepairs
16226SLRevC