Figure59
1.Blade2.Balancer
InstallingtheBlades
1.Installthebladeontothespindleshaft(Figure57).
Important:Thecurvedpartoftheblademust
bepointingupwardtowardtheinsideofthe
mowertoensurepropercutting.
2.Installthespringdiskandbladebolt.Thespring
diskconemustbeinstalledtowardthebolthead
(Figure57).Torquethebladeboltto35-65ft-lb
(47-88N-m).
MowerDeckLeveling
Checktoensurethemowerdeckislevelanytimeyou
installthemowerorwhenyouseeanunevencuton
yourlawn.
Themowerdeckmustbecheckedforbentblades
priortoleveling;anybentbladesmustberemoved
andreplaced.RefertotheCheckingforBentBlades
procedurebeforecontinuing.
Themowerdeckmustbeleveledside-to-siderstthen
thefronttorearslopecanbeadjusted.
Requirements:
•Themachinemustbeonalevelsurface.
•Allfourtiremustbeproperlyinated.Referto
CheckingtheTirePressureintheDriveSystem
Maintenancesection.
CheckingSide-to-SideLevel
Themowerbladesmustbelevelfromsidetoside.
Checktheside-to-sidelevelanytimeyouinstallthe
mowerorwhenyouseeanunevencutonyourlawn.
1.Parkthemachineonalevelsurfaceanddisengage
thebladecontrolswitch.
2.Movethemotioncontrolleversoutwardtothe
neutrallockposition,stoptheengine,removethe
key,andwaitforallmovingpartstostopbefore
leavingtheoperatingposition.
3.Carefullyrotatethebladessidetoside.
4.Measurebetweentheoutsidecuttingedgesand
theatsurface(Figure60).Ifbothmeasurements
arenotwithin3/16inch(5mm),anadjustmentis
required;continuetotheLevelingprocedure.
Figure60
1.Bladessidetoside
3.Outsidecuttingedges
2.Sailareaofblade4.Measurefromthetipofthe
bladetotheatsurface
here
CheckingtheFront-to-RearBlade
Slope
Checkthefront-to-rearbladelevelanytimeyouinstall
themower.Ifthefrontofthemowerismorethan
5/16inch(7.9mm)lowerthantherearofthemower,
adjustthebladelevelusingthefollowinginstructions:
1.Parkthemachineonalevelsurfaceanddisengage
thebladecontrolswitch.
2.Movethemotioncontrolleversoutwardtothe
neutralposition,engagetheparkingbrake,stopthe
engine,removethekey,andwaitforallmovingparts
tostopbeforeleavingtheoperatingposition.
3.Carefullyrotatethebladessotheyarefacingfront
torear(Figure61).
4.Measurefromthetipofthefrontbladetotheat
surfaceandthetipoftherearbladetotheatsurface
(Figure61).Ifthefrontbladetipisnot1/16-5/16
inch(1.6-7.9mm)lowerthantherearbladetip,
continuetotheLevelingtheMowerDeckprocedure.
43