Toro 74901 Z Master 5000 - Belt Maintenance Procedures; Belt Inspection; Mower Belt Replacement

Figure75
LeftHandBrakeShown
1.Cableanchor5.Caliper
2.Holdthreadedrodhere
6.Compressionspring
3.Measure7.Threadedrod
4.Locknut8.Hub
10.Disengagetheparkbrake.Turnthewheelhubbyhand
inbothdirectionsrelativetothecaliper;nodragofthe
caliperpadonthewheelhubisdesired.
11.Ifthereisnomovementbetweenthehubandthe
caliperthenrepeattheadjustment(drivereleasevalves
mustbeinthereleasedpositiononthehydros).
12.Afteradjustingthebrakesonbothsidesofthemower,
cyclethebrakehandleaminimumofsixtimestoallow
thecabletoseatintothesheathandmountingtabs.
13.Recheckthespringlength;engagetheparkbrakeand
repeatsteps8through11ifthelengthisnotinthe
correctrange.
14.Rotatethedrivewheelreleasehandletotheoperating
position.RefertotheUsingtheDriveWheel
ReleaseValvessectioninOperation.
15.Installthereartiresandtorquelugnutsbetween90and
95ft-lb(122and129N-m).
16.Removejackstands.
BeltMaintenance
InspectingtheBelts
ServiceInterval:Every50hours
Checkthebeltsforsquealingwhenthebeltisrotating,blades
slippingwhencuttinggrass,frayedbeltedges,burnmarksand
cracksaresignsofawornmowerbelt.Replacethemower
beltifanyoftheseconditionsareevident.
ReplacingtheMowerBelt
Squealingwhenthebeltisrotating,bladesslippingwhen
cuttinggrass,frayedbeltedges,burnmarksandcracksare
signsofawornmowerbelt.Replacethemowerbeltifanyof
theseconditionsareevident.
1.DisengagethePTO,movethemotioncontrolleversto
theneutrallockedpositionandsettheparkingbrake.
2.Stoptheengine,removethekey,andwaitforallmoving
partstostopbeforeleavingtheoperatingposition.
3.Lowerthemowertothe3inch(76mm)heightofcut.
4.Removethebeltcovers(Figure76).
G009036
1
2
Figure76
1.Pushtabdown2.Removebeltcover
5.Usearatchetinthesquareholeintheidlerarmto
removetensionontheidlerspring(Figure77).
6.Removethebeltfromthemowerdeckpulleys.
7.Removethebeltguideonthespringloadedidlerarm
showninFigure77.
8.Removetheexistingbelt.
9.Installthenewbeltaroundthemowerpulleysandthe
clutchpulleyundertheengine(Figure77).
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