Toro 74955 - Removing the Blades; Sharpening the Blades

RemovingtheBlades
Bladesmustbereplacedifasolidobjectishit,ifthebladeis
outofbalanceorisbent.Toensureoptimumperformance
andcontinuedsafetyconformanceofthemachine,use
genuineTororeplacementblades.Replacementbladesmade
byothermanufacturersmayresultinnon-conformancewith
safetystandards.
1.Holdthebladeendusingaragorthickly-paddedglove.
2.Removethebladebolt,curvedwasher,andbladefrom
thespindleshaft(Figure92).
Figure92
1.Sailareaofblade3.Curvedwasher
2.Blade4.Bladebolt
SharpeningtheBlades
1.Usealetosharpenthecuttingedgeatbothendsof
theblade(Figure93).
Note:Maintaintheoriginalangle.
Note:Thebladeretainsbalanceifthesameamount
ofmaterialisremovedfrombothcuttingedges.
Figure93
1.Sharpenattheoriginalangle
2.Checkthebalanceofthebladebyputtingitonablade
balancer(Figure94).
Note:Ifthebladestaysinahorizontalposition,the
bladeisbalancedandcanbeused.
Figure94
1.Blade2.Balancer
3.Ifthebladeisnotbalanced,lesomemetalofftheend
ofthesailareaonly(Figure97).
4.Repeatthisprocedureuntilthebladeisbalanced.
InstallingtheBlades
1.Installthebladeontothespindleshaft(Figure95).
Important:Thecurvedpartoftheblademustbe
pointingupwardtowardtheinsideofthemowerto
ensurepropercutting.
2.Installthespringdiskandbladebolt(Figure95).
Note:Thespring-diskconemustbeinstalledtoward
thebolthead(Figure95).
3.Torquethebladeboltto115to150N-m(85to
110ft-lb).
Figure95
1.Sailareaoftheblade3.Springdisk
2.Blade4.Bladebolt
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