Toro 74410 - Blade Installation and Sharpening

themachine,usegenuineTororeplacementblades.
Replacementbladesmadebyothermanufacturersmay
resultinnonconformancewithsafetystandards.
Contactwithasharpbladecancauseserious
injury.
Wearglovesorwrapsharpedgesoftheblade
witharag.
1.Holdthebladeendusingaragorthickly-padded
glove.
2.Removethebladebolt,springdiskandbladefrom
thespindleshaft(Figure68).
SharpeningtheBlades
Whensharpeningblade,piecesofbladecould
bethrownandcauseseriousinjury.
Wearpropereyeprotectionwhensharpening
blade.
1.Usealetosharpenthecuttingedgeatbothends
oftheblade(Figure66).Maintaintheoriginalangle.
Thebladeretainsitsbalanceifthesameamountof
materialisremovedfrombothcuttingedges.
Figure66
1.Sharpenatoriginalangle
2.Checkthebalanceofthebladebyputtingitona
bladebalancer(Figure67).Ifthebladestaysina
horizontalposition,thebladeisbalancedandcanbe
used.Ifthebladeisnotbalanced,lesomemetaloff
theendofthesailareaonly(Figure68).Repeatthis
procedureuntilthebladeisbalanced.
Figure67
1.Blade2.Balancer
InstallingtheBlades
1.Installthebladeontothespindleshaft(Figure68).
Important:Thecurvedpartoftheblademust
bepointingupwardtowardtheinsideofthe
mowertoensurepropercutting.
2.Installthespringdiskandbladebolt.Thespring
diskconemustbeinstalledtowardthebolthead
(Figure68).Torquethebladeboltto85-110ft-lb
(115-150N•m).
Figure68
1.SailAreaofBlade
4.BladeBolt
2.Blade
5.ConeTowardsBoltHead
3.SpringDisk
ReplacingtheGrassDeector
Anuncovereddischargeopeningcouldallow
thelawnmowertothrowobjectsinthe
operator’sorbystander’sdirectionandresult
inseriousinjury.Also,contactwiththeblade
couldoccur.
•Neveroperatethelawnmowerunlessyou
installacoverplate,amulchplate,oragrass
chuteandcatcher.
•Makesurethegrassdeectorisinthedown
position.
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