Operator's Manual

InstallingtheBlades
WARNING
Incorrectlyinstallingthebladescoulddamage
themachineorcauseaninjurytoyouor
bystanders.
Installthebladesaccordingtothe
instructions.
1.Installtherstbladesothatitishorizontal,along
withallmountinghardwareasshowninFigure
33.
Note:Tightentheboltwithyourngers.
Important:Positionthecurvedendsofthe
bladestopointtowardthemachinehousing.
Besuretonesttheraisedareasoneach
bladedriverwiththerecessesintheheadof
itscorrespondingspindle,andthepinson
theothersideofeachbladedriverwiththe
holesinitscorrespondingblade.
2.Steadyeachbladewithaboardandturnthe
bladeboltclockwisewithatorquewrenchas
showninFigure34;torqueeachbladeboltto
82N∙m(60ft-lb).
g232801
Figure34
Important:Abolttorquedto82N∙m(60
ft-lb)isverytight.Putyourweightbehind
thewrenchandtightentheboltsecurely.
Thisboltisverydifculttoovertighten.
3.Rotatetheinstalledblade1/4turnuntilitis
vertical,andinstalltheotherbladeinthesame
mannerastherst(refertostep1).
Note:Thebladesshouldbeperpendicular,
forminganinverted“T”asshowninFigure35.
g016536
Figure35
1.Blade(2)
4.Tightenthesecondblade;refertostep2.
5.Rotatethebladesbyhandafull360°turnto
ensurethattheydonottouch.
Note:Ifthebladestoucheachother,theyare
notmountedcorrectly.Repeatsteps1through3
untilthebladesnolongertoucheachother.
ChangingtheBlade-Drive
Belt
Changetheblade-drivebeltasneeded.
1.Shutofftheengineandwaitforallmovingparts
tostop.
2.Disconnectthewirefromthesparkplug.
3.Removethebeltcover(Figure6)byremoving
the4boltsthatholdittothemachinehousing.
Note:Savetheboltsforinstallingthebeltcover
tothemachinehousing.
4.Removeanydebrisfromunderthebeltcover.
5.RemovetheBBCbeltguardandthemounting
hardware.
Note:SavetheBBCbeltguardandhardware
forinstallationlater.
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