Toro 74279TE - Brake Maintenance; Adjusting the Parking Brake; Belt Maintenance; Inspecting the Belts

BrakeMaintenance
AdjustingtheParking
Brake
ServiceInterval:Every25hours
Every200hours
1.Engagetheparkingbrake.
2.Measurethelengthofthespring.Measurement
shouldbe64mm(2-1/2inches)betweenthe
washers(Figure59).
3.Ifadjustmentisnecessary,releasetheparking
brake,loosenthejamnutbelowthespringand
adjustthenutdirectlybelowthespring(Figure
59).Turnthenutuntilthecorrectmeasurement
isobtained.Turnthenutclockwisetoshorten
springlengthandturncounter-clockwiseto
lengthenthespring.
4.Tightenthe2nutstogether.
5.Engagetheparkingbrake.Checkthe
measurementofthespringagain.
6.Ifadjustmentisnecessary,repeatthe
proceduresabove.
7.Repeatontheoppositesideofmachine.
g001294
Figure59
1.Brakeleverinthe
ENGAGEDposition
3.Adjustingnutandjamnut
2.Spring64mm(2-1/2
inches)
BeltMaintenance
InspectingtheBelts
ServiceInterval:Every100hours—Inspectthebelts
forcracksandwear.
Checkthebeltsforsquealingwhenthebeltisrotating,
bladesslippingwhencuttinggrass,frayedbeltedges,
burnmarksandcracksaresignsofawornmower
belt.Replacedamagedbelts.
ReplacingtheMowerBelt
Important:Thefastenersonthecoversofthis
machinearedesignedtoremainonthecover
afterremoval.Loosenallofthefastenerson
eachcoverafewturnssothatthecoverisloose
butstillattached,thengobackandloosenthem
untilthecovercomesfree.Thispreventsyou
fromaccidentallystrippingtheboltsfreeofthe
retainers.
Thesignsofawornmowerbeltaresquealingwhile
thebeltisrotating,bladesslippingwhileyouare
cuttinggrass,frayedbeltedges,burnmarks,and
cracks.Replacethemowerbeltifyoudetectanyof
thesesigns.
1.DisengagethePTO,movethemotion-control
leverstotheNEUTRAL-LOCKposition,andsetthe
parkingbrake.
2.Shutofftheengine,removethekey,andwait
forallmovingpartstostopbeforeleavingthe
operatingposition.
3.Loosenthebottomboltholdingthemower-deck
curtaintothemowerdeck.RefertoReleasing
theMower-DeckCurtain(page32).
4.Removethesheetmetalguard.Referto
RemovingtheSheet-MetalGuard(page32)
5.Removethebeltcoversandtheboltsattached
tothem.
6.Loosenthexedidlerarmandadjustittorelieve
belttension(Figure60).
7.Removetheoldbelt.
8.Installthenewbeltonthepulleys.
9.Insertaratchetwithashortextensionora
breakerbarintothesquareholeinthexedidler
arm(Figure60).
10.Adjustthemowerdecktothe76mm(3inch)
height-of-cutposition.
11.Toincreasethebelttension,rotatetheratchetor
breakerbarcounterclockwisetomovethexed
idlerarmuntilthereis16.5cm(6-1/2inches)
betweenthespringhooks(Figure60).
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