2.Steadyeachbladewithaboardandturnthebladebolt
clockwisewithatorquewrenchasshowninFigure36;
torqueeachbladeboltto60ft-lb(82N-m).
Figure36
Important:Abolttorquedto60ft-lb(82N-m)is
verytight.Putyourweightbehindthewrenchand
tightentheboltsecurely.Thisboltisverydifcult
toovertighten.
3.Rotatetheinstalledblade1/4turnuntilitisvertical,
andinstalltheotherbladeinthesamemannerasthe
rst(refertostep1).
Note:Thebladesshouldbeperpendicular,forming
aninverted“T”asshowninFigure37.
Figure37
1.Blade(2)
4.Tightenthesecondblade;refertostep2.
5.Rotatethebladesbyhandafull360°turntoensure
thattheydonottouch.
Note:Ifthebladestoucheachother,theyarenot
mountedcorrectly.Repeatsteps1through3untilthe
bladesnolongertoucheachother.
WARNING
Incorrectlyinstallingthebladescoulddamage
themachineorcauseaninjurytotheoperator
ortobystanders.
Changingthe
Blade-Brake-Clutch(BBC)
Belt
ServiceInterval:Every250hours
1.Stoptheengineandwaitforallmovingpartstostop.
2.Disconnectthewirefromthesparkplug.
3.Removethe4boltsthatholdthebeltcovertothe
machinehousing.
Note:Savetheboltsforinstallingthebeltcoverto
themachinehousing.
4.Removethebeltcover.
5.Removeanydebrisfromunderthebeltcover.
6.RemovetheBBCbeltguard(Figure38).
Note:Savethemountinghardwareforinstallingthe
BBCbeltguardlater.
Figure38
1.BBCbelt2.BBCbeltguard
7.RemovetheBBCbeltfromthebrake-drumpulley.
8.Movethetabforward(Figure39).
Note:Thetabpreventsthetransmissionfromtipping
tothepointwherethetransmissionbeltcomesoff.
22