Operator's Manual
g296375
Figure20
1.Liftarm
3.Washer
2.Castorarm
4.Bolt
5.RemovetheboltsandnutsfromthePTOshaft
(Figure21)andslidetheyokeoutofthegearbox.
g299646
Figure21
1.Gearbox
3.Boltsandnuts
2.PTOshaft
DANGER
IftheengineisstartedandthePTOshaft
isallowedtorotate,seriousinjurycould
result.
Donotstarttheengineandengagethe
PTOleverwhenthePTOshaftisnot
connectedtothegearboxonthecutting
unit.
ServicingtheBushingsin
theCastorArms
Thecastorarmshavebushingspressedintothetop
andbottomofthetube,andaftermanyhoursof
operation,thebushingswear.
Tocheckthebushings,movethecastorforkback
andforthandfromsidetoside.Ifthecastorspindle
islooseinsidethebushings,thebushingsareworn;
replacethem.
1.Parkthemachineonalevelsurface,lowerthe
cuttingunit,engagetheparkingbrake,shutoff
theengine,andremovethekey.
2.Removethetensioningcap,spacer(s),and
thrustwasherfromthetopofthecastorspindle.
3.Pullthecastorspindleoutofthemountingtube.
Allowthethrustwasherandspacer(s)toremain
onthebottomofthespindle.
4.Insertapinpunchintothetoporbottomofthe
mountingtubeanddrivethebushingoutofthe
tube(Figure22).Also,drivetheotherbushing
outofthetube.Cleantheinsideofthetubes
toremovedirt.
g004737
Figure22
1.Castorarmtube
2.Bushings
5.Applygreasetotheinsideandoutsideofthe
newbushings.Useahammerandatplateto
drivethebushingsintothemountingtube.
6.Inspectthecastorspindleforwearandreplace
itifdamaged.
7.Pushthecastorspindlethroughthebushings
andmountingtube,slidethethrustwasher
andspacer(s)ontothespindle,andinstallthe
tensioningcaponthecastorspindle.
ServicingtheCastor
WheelsandBearings
1.Parkthemachineonalevelsurface,lowerthe
cuttingunit,engagetheparkingbrake,shutoff
theengine,andremovethekey.
20