Toro 74310 User Manual

BeltMaintenance
InspectingtheBelts
ServiceInterval:Every40hours
Replacethebeltifitisworn.Thesignsofawornbelt
includesquealingwhilethebeltisrotating;theblades
slippingwhilecuttinggrass;andfrayededges,burn
marks,andcracksonthebelt.
1.Parkthemachineonalevelsurface,movethe
speed-controllevertotheNEUTRALposition,
disengagethePTO,andengagetheparking
brake.
2.Shutofftheengine,removethekey,andwait
forallmovingpartstostopbeforeleavingthe
operatingposition.
3.TiltthehopperupandcheckthepumpandPTO
drivebeltsforwear,cracking,orcontamination.
Note:Thebeltsarespringtensionedandno
adjustmentisnecessaryunlessthebeltsare
replaced.
ReplacingthePTOBelts
1.Parkthemachineonalevelsurface,movethe
speed-controllevertotheNEUTRALposition,
disengagethePTO,andengagetheparking
brake.
2.Shutofftheengine,removethekey,andwait
forallmovingpartstostopbeforeleavingthe
operatingposition.
3.Withtheengineoff,engagethePTOlever,then
removethehairpincotterandclevispinatthe
bottomofthePTO-brakeband.
4.Rotatethebrakebandupwardandoutofthe
wayofthebeltskeepingclearofthebeltdrive.
5.DisengagethePTOlever.
6.LoosenbeltguidesAandB(Figure60).
7.Removethebelts.
8.Routethenewbeltsontothepulleysasshown
inFigure60.
g006836
Figure60
1.Idler5.Engine
2.BeltguideB6.BeltguideA
3.PTObelt
7.Blower
4.Jackshaft
9.EngagethePTOlever.
10.Rotatethebrakebanddownintotheoriginal
position.
11.Installtheclevispinandhairpincottertosecure
thebrakeband.
12.Loosenthejamnutsandadjustthelinkageuntil
thetopoftheidlerarmisalignedwiththebottom
ofthenotchonthetensionarmasshownin
Figure61.
g006837
Figure61
1.Tensionarm
2.Loosenthejamnuts.
3.WhenPTOisengaged,aligntopofidlerarmwithbottomof
notchontensionarm,asshown.
4.Idlerarm
13.TightenthejamnutsanddisengagethePTO
lever.
49

Toro 74310 Specifications

General

Brand	Toro
Model	74310
Category	Lawn Mower
Language	English