Toro 74389 - Leveling the Mower Deck

Figure50
1.Sailareaoftheblade
4.Bladebolt
2.Blade
5.Bladestiffener(42-inch
decksonly)
3.Curvedwasher
SharpeningtheBlades
1.Usealetosharpenthecuttingedgeatbothendsof
theblade(Figure51).
Note:Maintaintheoriginalangle.
Note:Thebladeretainsitsbalanceifthesameamount
ofmaterialisremovedfrombothcuttingedges.
Figure51
1.Sharpenatoriginalangle
2.Checkthebalanceofthebladebyputtingitonablade
balancer(
Figure52).
Note:Ifthebladestaysinahorizontalposition,the
bladeisbalanced,andcanbeused.
Note:Ifthebladeisnotbalanced,lesomemetaloff
theendofthesailareaonly(
Figure51).
Figure52
1.Blade2.Balancer
3.Repeatthisprocedureuntilthebladeisbalanced.
InstallingtheBlades
1.Installthebladeontothespindleshaft(Figure50).
Important:Thecurvedpartoftheblademustbe
pointingupwardtowardtheinsideofthemowerto
ensurepropercutting.
2.Installthebladestiffener,thecurvedwasher(cupped
sidetowardtheblade),andthebladebolt(Figure50).
3.Torquethebladeboltto47to88N-m(35to65ft-lb).
LevelingtheMowerDeck
Checktoensurethatthemowerdeckislevelanytimeyou
installthemowerorwhenyouseeanunevencutonyour
lawn.
Themowerdeckmustbecheckedforbentbladespriorto
leveling;anybentbladesmustberemovedandreplaced;refer
tothe
CheckingforBentBlades(page36)beforecontinuing.
Themowerdeckmustbeleveledside-to-siderstthenthe
fronttorearslopecanbeadjusted.
Requirements:
•Themachinemustbeonalevelsurface.
•All4tiresmustbeproperlyinated;referto
Checking
theTirePressure(page35).
Side-to-SideLeveling
1.Parkthemachineonalevelsurfaceanddisengagethe
blade-controlswitch.
2.Movethemotion-controlleversoutwardtothepark
position,stoptheengine,removethekey,andwaitfor
allmovingpartstostopbeforeleavingtheoperating
position.
3.Settheheight-of-cutlevertomiddleposition.
4.Carefullyrotatethebladessothattheyareallsideto
side(Figure53andFigure54).
G009682
1
2
2
3
3
4
4
Figure53
Mowerdeckswith2Blades
1.Bladessidetoside
3.Outsidecuttingedges
2.Sailareaofblade4.Measurefromthetipofthe
bladetotheatsurface
here
38