Toro 74893 - Blade and Deck Leveling; Blade Installation and Deck Leveling

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Figure59
1.SailAreaofBlade3.Curvedwasher
2.Blade4.Bladebolt
SharpeningtheBlades
1.Usealetosharpenthecuttingedgeatbothendsof
theblade(Figure60).
Note:Maintaintheoriginalangle.
Note:Thebladeretainsitsbalanceifthesameamount
ofmaterialisremovedfrombothcuttingedges.
Figure60
1.Sharpenatoriginalangle.
2.Checkthebalanceofthebladebyputtingitonablade
balancer(Figure61).
Note:Ifthebladestaysinahorizontalposition,the
bladeisbalanced,andcanbeused.
Note:Ifthebladeisnotbalanced,lesomemetaloff
theendofthesailareaonly(Figure60).
Figure61
1.Blade2.Balancer
3.Repeatthisprocedureuntilthebladeisbalanced.
InstallingtheBlades
1.Installthebladeontothespindleshaft(Figure59).
Important:Thecurvedpartoftheblademustbe
pointingupwardtowardtheinsideofthemowerto
ensurepropercutting.
2.Installthespringdiskandbladeboltwiththespring
diskconeinstalledtowardthebolthead(Figure59).
3.Torquethebladeboltto135to150N•m(100to
110ft-lb).
LevelingtheMowerDeck
Ensurethatthemowerdeckislevelanytimeyouinstallthe
mowerdeckorwhenyouseeanunevencutonyourlawn.
Checkthemowerdeckforbentbladespriortoleveling;
removeandreplaceanybentblades;refertoCheckingfor
BentBlades(page40)beforecontinuing.
Levelthemowerdeckside-to-sidebeforeadjustingthe
front-to-rearslope.
Requirements:
•Themachinemustbeonalevelsurface.
•All4tiresmustbeproperlyinated;refertoChecking
theTirePressure(page37).
CheckingtheSide-to-SideLevel
Themowerbladesmustbelevelfromsidetoside.Checkthe
side-to-sidelevelanytimeyouinstallthemowerorwhenyou
seeanunevencutonyourlawn.
1.Parkthemachineonalevelsurfaceanddisengagethe
blade-controlswitch.
2.Movethemotion-controlleversoutwardtothe
NEUTRAL-LOCKposition,shutofftheengine,remove
thekey,settheparkingbrake,andwaitforallmoving
partstostopbeforeleavingtheoperatingposition.
3.Carefullyrotatethebladessidetoside.
4.Measurebetweentheoutsidecuttingedgesandtheat
surface(Figure62).
Note:Ifbothmeasurementsarenotwithin5mm
(3/16inch),anadjustmentisrequired;refertoLeveling
theMowerDeck(page43).
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