Toro 74990 - Page 66

WARNING
Abladethatisbentordamagedcould
breakapartandcouldseriouslyinjureor
killyouorbystanders.
•Alwaysreplacebentordamaged
bladewithanewblade.
•Neverleorcreatesharpnotchesin
theedgesorsurfacesofblade.
RemovingtheBlades
Bladesmustbereplacedifasolidobjectishit,ifthe
bladeisoutofbalanceorisbent.Toensureoptimum
performanceandcontinuedsafetyconformanceof
themachine,usegenuineT ororeplacementblades.
Replacementbladesmadebyothermanufacturers
mayresultinnon-conformancewithsafetystandards.
1.Holdthebladeendusingaragorthickly-padded
glove.
2.Removethebladebolt,curvedwasher,and
bladefromthespindleshaft(Figure97).
g004536
Figure97
1.Sailareaofblade3.Curvedwasher
2.Blade4.Bladebolt
SharpeningtheBlades
WARNING
Whensharpeningblades,piecesofablade
couldbethrownandcauseseriousinjury.
Wearpropereyeprotectionwhensharpening
blades.
1.Usealetosharpenthecuttingedgeatboth
endsoftheblade(Figure98).Maintainthe
originalangle.Thebladeretainsitsbalanceif
thesameamountofmaterialisremovedfrom
bothcuttingedges.
g000276
Figure98
1.Sharpenatoriginalangle
2.Checkthebalanceofthebladebyputtingiton
abladebalancer(Figure99).Ifthebladestays
inahorizontalposition,thebladeisbalanced
andcanbeused.Ifthebladeisnotbalanced,
lesomemetalofftheendofthesailareaonly
(Figure100).Repeatthisprocedureuntilthe
bladeisbalanced.
g000277
Figure99
1.Blade2.Balancer
InstallingtheBlades
1.Installthebladeontothespindleshaft(Figure
100).
Important:Thecurvedpartoftheblade
mustbepointingupwardtowardtheinside
ofthemowertoensurepropercutting.
2.Installthespringdiskandthebladebolt.The
springdiskconemustbeinstalledtowardthe
bolthead(Figure100).Torquethebladeboltto
115to150N-m(85to110ft-lb).
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