BeltMaintenance
CheckingtheDrive-Belt
Tension
ServiceInterval:Every25hours
Note:Replacethebeltifitshowsanysignsofwear,
cracks,ordamage.
1.Parkthemachineonalevelsurfaceandengage
theparkingbrake.
2.Shutofftheengineandwaitforallmovingparts
tostop.
3.Removethe2bolts,2washers,andbeltguard
(Figure23).
g239135
Figure23
1.Beltguard3.Bolt
2.Washer4.Belt
4.Pushdownonthebelttocheckthetension.
Youshouldbeabletopushthenewbeltdown
5.6mm(0.22inch)using2.9kg(6.5lb)offorce
(Figure24).
g244102
Figure24
1.Belt
3.6to10mm(1/4to3/8
inch)
2.Beltpusheddown
Important:Toextendthebeltlife,maintain
propertension.Aloosebeltcancause
excessivecuttingwheelslippageandearly
beltfailure.Abeltthatistootightcancause
bearingandshaftfailureandrapidbeltwear.
5.Ifthebeltneedsadjustment,refertoAdjusting
theDriveBelt(page20).Ifthebeltdoesnot
needadjustment,installthebeltguardasshown
inFigure23.
AdjustingtheDriveBelt
1.Parkthemachineonalevelsurfaceandengage
theparkingbrake.
2.Shutofftheengineandwaitforallmovingparts
tostop.
3.Removethebeltguard(Figure23).
4.Loosenthe4enginemountingbolts,andjam
nutsholdingtheadjustmentbolt(Figure25).
g244856
Figure25
1.Adjustmentbolt3.Enginemountbolt
2.JamNut
20