Toro Groundsmaster 5910 - Belt Maintenance; Blade-Drive Belt Replacement; Cutting-Unit Belt Replacement

BeltMaintenance
Servicingthe12V
AlternatorBelt
ServiceInterval:Aftertherst50hours
Every250hours
Refertotheengineowner'smanual(includedwiththe
machine)fortheservicingprocedure.
Servicingthe24V
AlternatorBeltandAC
CompressorBelt
ServiceInterval:Aftertherst10hours
Every1,000hours
TheACcompressorand24Valternatorbeltusesa
spring-loadedtensionerthatispre-setatthefactory.
RefertotheToroServiceManualfortheservicing
procedure.
ReplacingtheBlade-Drive
Belts
ServiceInterval:Every50hours—Inspectthe
blade-drivebelts.
Every1,000hours—Replacetheblade-drive
belts.
Theblade-drivebelt,tensionedbythespring-loaded
idlerpulley,isverydurable.However,aftermany
hoursofuse,thebeltwillshowsignsofwear.Signs
ofawornbeltaresquealingwhenthebeltisrotating,
bladesslippingwhencuttinggrass,frayededges,
burnmarks,andcracks.Replacethebeltifanyof
thesesignsoccur.
ReplacingtheFrontCutting-Unit
Belts
1.Lowerthecuttingunittotheoor.
2.Removethebeltcoversfromthetopofthe
cuttingunitandsetthecoversaside.
3.Onthefrontdeck,centerposition,loosenthe
jamnutsontheidlerpulleystopscrewand
threadthestopscrewintothebracket(Figure
124).
g009014
Figure124
1.Idlerpulley
3.2.5mmto4mm(0.10to
0.16inch)
2.Idlerstopscrew
4.Usingaratchetwrenchorsimilartool,move
eachwing-deckidlerpulleyawayfromthedrive
belttoreleasethebelttensionandallowthebelt
toslipoffthewing-deckpulley(Figure124).
5.Removetheboltssecuringthehydraulicmotor
tothecuttingunit(Figure125).
g031805
Figure125
1.Mountingbolts2.Hydraulicmotor
6.Liftthemotoroffthecuttingunitandlayitontop
ofthecuttingunit.
7.Removetheoldbeltfromaroundthespindle
pulleysandidlerpulley.
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