Toro 22615 - Belt Maintenance; Adjusting the Drive-Belt Tension

BeltMaintenance
AdjustingtheDrive-Belt
Tension
ServiceInterval:Beforeeachuseordaily
Note:Inspectthedrivebeltthroughtheslotontopof
thebeltcover.Adjustasrequired.
1.Parkthemachineonalevelsurfaceandengage
theparkingbrake.
2.Shutofftheengineandwaitforallmovingparts
tostop.
3.Loosenthe2boltssecuringthebeltguardto
machineuntilyoucanremovethebeltguard
(Figure25).
Note:Theboltsandwasherswillremain
attachedtothebeltguard.
g205161
Figure25
1.Beltguard
2.Boltandwasher(2)
4.Removethebeltguard(Figure25).
5.Loosenthe4engine-platemountingboltsand
the2boltssecuringtherearofthebeltguardto
theengine(Figure26andFigure27).
g242386
Figure26
1.Bolt
6.Loosenthebelt-tensionboltandjamnut.Slide
theenginetowardtheywheelhousingtoloosen
thebelt(Figure27).
g016617
Figure27
1.Tensionboltandjam2.Engineplatemountingbolt
7.Adjustthedrive-belttensionbytightening
tensionboltandjamnutagainsttheengine
mountingplate,pushingtheenginerearward.
8.Layastraightedgeacrosstheclutchand
ywheelpulleys.Tightenthebelt-tensionbolt
sothereis10mm(0.40inch)ofexinthebelt
whenpushingdownwith6.8kg(15lb)forceat
mid-span(whenre-tensioningabeltinuse),or
with8kg(18lb)forcewheninstallinganewbelt
(Figure28).
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