SUPERCEDED
Important:Positionthecurvedendsoftheblades
topointtowardthemachinehousing.Besureto
nesttheraisedareasoneachbladedriverwiththe
recessesintheheadofitscorrespondingspindle,
andthepinsontheothersideofeachbladedriver
withtheholesinitscorrespondingblade.
2.Steadyeachbladewithaboardandturnthebladebolt
clockwisewithatorquewrenchasshowninFigure42;
torqueeachbladeboltto82N∙m(60ft-lb).
g016537
Figure42
Important:Abolttorquedto82N∙m(60ft-lb)is
verytight.Putyourweightbehindthewrenchand
tightentheboltsecurely.Thisboltisverydifcult
toovertighten.
3.Rotatetheinstalledblade1/4turnuntilitisvertical,
andinstalltheotherbladeinthesamemannerasthe
rst(refertostep1).
Note:Thebladesshouldbeperpendicular,forming
aninverted“T”asshowninFigure43.
g016536
Figure43
1.Blade(2)
4.Tightenthesecondblade;refertostep2.
5.Rotatethebladesbyhandafull360°turntoensure
thattheydonottouch.
Note:Ifthebladestoucheachother,theyarenot
mountedcorrectly.Repeatsteps1through3untilthe
bladesnolongertoucheachother.
ChangingtheBlade-DriveBelt
Changetheblade-drivebeltasneeded.
1.Shutofftheengineandwaitforallmovingpartsto
stop.
2.Disconnectthewirefromthesparkplug.
3.Removethebeltcover(Figure9)byremovingthe4
boltsthatholdittothemachinehousing.
Note:Savetheboltsforinstallingthebeltcoverto
themachinehousing.
4.Removeanydebrisfromunderthebeltcover.
5.RemovetheBBCbeltguardandthemounting
hardware.
Note:SavetheBBCbeltguardandhardwarefor
installationlater.
g019899
Figure44
1.BBCbelt2.BBCbeltguard
6.RemovetheBBCbeltfromthefront,leftpulley.
7.Loosentheadjustingbolt(Figure36).
8.Removethexedidlerpulleyandthehardware(Figure
45).
Note:Savetheidlerpulleyandhardwarefor
installationlater.
24