Toro GrandStand 74589 - Removing the Blades

RemovingtheBlades
Bladesmustbereplacedifasolidobjectishit,ifthe
bladeisoutofbalance,orifthebladeisbent.Toensure
optimumperformanceandcontinuedsafetyconformance
ofthemachine,usegenuineTororeplacementblades.
Replacementbladesmadebyothermanufacturersmayresult
innonconformancewithsafetystandards.
1.Holdthebladeendusingaragorathickly-padded
glove.
2.Removethebladebolt,thecurvedwasher,andthe
bladefromthespindleshaft(Figure87).
Figure87
1.Sailareaoftheblade3.Curvedwasher
2.Blade4.Bladebolt
SharpeningtheBlades
1.Usealetosharpenthecuttingedgeatbothendsof
theblade(Figure88).
Note:Maintaintheoriginalangle.
Note:Thebladeretainsbalanceifthesameamount
ofmaterialisremovedfrombothcuttingedges.
Figure88
1.Sharpenattheoriginalangle
2.Checkthebalanceofthebladebyputtingitonablade
balancer(Figure89).
Note:Ifthebladestaysinahorizontalposition,the
bladeisbalancedandcanbeused.
Figure89
1.Blade2.Balancer
3.Ifthebladeisnotbalanced,lesomemetalofftheend
ofthesailareaonly(Figure87).
4.Repeatthisprocedureuntilthebladeisbalanced.
InstallingtheBlades
1.Installthebladeontothespindleshaft(Figure90).
Important:Thecurvedpartoftheblademustbe
pointingupwardtowardtheinsideofthemowerto
ensurepropercutting.
2.Installthespringdiskandbladebolt(Figure90).
Note:Thespring-diskconemustbeinstalledtoward
thebolthead(Figure90).
3.Torquethebladeboltto115to150N-m(85to
110ft-lb).
Figure90
1.Sailareaoftheblade3.Springdisk
2.Blade4.Bladebolt
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