Toro Groundsmaster 4500-D Series - Page 370

11
14 15
12
4 5 6
13
16
17, 18
19, 20
1
2
3
7
8
9
10
21
22
23
24
25
27
28
26
g276499
Figure237
1.Spindle
15.Ringgear
2.Bootseal16.Retainingring
3.Lipseal17.Plug
4.Innerbearingcup(2)18.O−ring
5.Innerbearingcone(2)19.Plug(2)
6.Wheelstud(8)20.O−Ring(2)
7.Socketheadscrew(8)
21.Endcap
8.Lockwasher(8)
22.Thrustplate
9.Housing
23.O−Ring
10.Dowelpin(4)24.Retainingring(2)
11.O−ring
25.Primarygear
12.Spacer26.Driveshaft
13.Lockingwasher27.Primarycarrierasm
14.Locknut
28.Secondarycarrierasm
Note:Theplanetarydriveassemblyisbestservicedwiththeplanetaryinstalled
tomachineorthespindlermlysecuredtoaxtureorworkbench.Ifthespindle
(item1)needstoberemovedfrommachine,seePlanetaryDriveAssembly
(page7–8).
Disassembly
1.Parkmachineonalevelsurface,stopengineandremovekeyfromthe
ignitionswitch.
2.Drainoilfromplanetarydriveandbrakeassembly;refertotractionunit
Operator’sManual.
3.Chockrearwheelsandjackupfrontofmachine(seeJackingInstructions
(page1–7)).Supportmachinewithjackstandsandremoverearwheel
assembly.
4.Removeretainingring(16).
5.Removeendcapandthrustplate.RetrieveanddiscardO−ringfromring
gearbore.
6.Removeprimarygearanddriveshaftassembly(items24−26).
Axles,PlanetariesandBrakes:ServiceandRepairs
Page7–12
Groundsmaster
®
4500-D/4700-D
19245SLRevA