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BLADE CARE
Whenremovingthe cuttingbladefor sharpeningor replacement,
protectyour handswitha pairof heavyglovesoruse a heavyragto
holdthe blade.Becertainto stopmotorand removekey.
Periodicallyinspectthebladeadapterfor cracks,especiallyif you
strikea foreignobject.Replacewhen necessary.Followthe steps
belowfor bladeservice.
Blade Removal
.
f
Stopthe motorandremoveignitionkey.Turnthe moweron its
side.
Placea 2x4blockof woodapproximately8.5"longbetweenthe
deckhousingandthe cuttingbladeto actasa stabilizer.See
Figure12.
Block of Locking _ Blade
Wood Plate _ _"'Bolt
Figure12
3. Loosenand removethe bladebolt,lockingplate,andblade.See
Figure12.
Blade Sharpening
IMPORTANT:If any metalseparationispresent,replacethe blades
withnew ones.
To properlysharpenthecutting blades,removeequalamountsof
metalfrombothendsofthe bladesalongthe cuttingedges,parallelto
the trailingedge,at a250to 300angle.SeeFigure13.
f
Figure13
NOTE: It is importantthateachcuttingbladeedgebe groundequally
to maintainproperbladebalance.A poorlybalancedbladewill cause
excessivevibrationand maycausedamagetothemowerandresult
in personalinjury.Thebladecan betestedby balancingit ona round
shaft screwdriver.Grindmetalfromtheheavysideuntil it balances
evenly.
An unbalancedbladewill causeexcessivevibrationwhen rotating
at highspeeds.It maycausedamageto mowerandcouldbreak
lcaus ngpersona njury.
Blade Installation
1. Placethe cuttingblade,lockingplate,andbladebolton the motor
shaft andthreadthebladeboltin fingertight.
NOTE: Makecertainto replacethepartsintheexactorderinwhich
theywere removed.Wheninstallingthe cuttingblade,be sureit is
installedwiththe curvedendspointingtowardsthe mowerdeckand
not towardstheground.
2. Torquethe bladeboltdownusinga torquewrenchto assurethe
bolt istightenedproperly.The recommendedtorquefor theblade
bolt is 170-220in.Ibs.
Toensuresafeoperationof your mower,periodicallycheckthe blade
bolt forcorrecttorque.
Thebladehardwareis notonly usedto attachthe bladeassembly,
but isalso an insulatedsafetydeviceandshouldneverbealteredin
anyway.If replacementis necessary,useoriginalequipmentpartsas
showninthe partslist.
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