Toro 4573 - Belt Maintenance; Adjusting the Blade Drive Belt; Grass Collector Maintenance; Removing the Grass Collector

BeltMaintenance
AdjustingtheBladeDriveBelt
ServiceInterval:Aftertherst25hours—Checkthe
bladedrivebeltadjustment.
Every50hours—Adjusttheblade
drivebelt.
1.Removethemower;refertoRemovingtheMower.
Note:Youmustremovethemowertoadjustthe
bladedrivebeltproperly.
2.RemovetheV-beltpulleyandtheidlerarmassembly
(Figure39).
3.Removethebeltcover.
4.Loosenthe2hexnutsontheidlerpulley(Figure33).
Figure33
1.Hexnuts
4.30Nofforce
2.Mowerbelt
5.5mm
3.M10nut
5.AdjusttheM10nutuntilthebeltexes5mmwith
30Nofforce(Figure33).
6.Rotatethebelt3revolutions.
7.Checkthebelttensionandadjustitifnecessary.
8.Tightenthe2hexnutsontheidlerpulley.
9.Installthemower;refertoInstallingtheMower.
GrassCollector
Maintenance
RemovingtheGrassCollector
1.Use2handstotipthegrasscollectorforward
(Figure34).
Figure34
2.Carefullyslidetheassemblyrearwardoffthesupport
brackets.
InstallingtheGrassCollector
1.Liftthegrasscollectorassemblywith2hands.
2.Tipthecollectorforwardapproximately40degrees
andslideitontothe2supportbracketsattherearof
themachine(Figure34).
Note:Ensurethatthearrowonthetopofthegrass
collectoralignswiththearrowonthemachine.The
mowerwillnotfunctionwhenthegrasscollectorisnot
inplace.
CleaningtheGrassCollector
andTunnel
1.Disengagetheblades(PTO).
2.Settheparkingbrake.
3.Stoptheengineandwaitforallmovingpartstostop.
4.Removetheignitionkey.
5.Removethegrasscollector;refertoRemovingthe
GrassCollector.
6.Cleanthecollectorbagwithpressurizedwater.
7.Wipetheareaaroundthefull-bagsensor.
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