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Blade Care
_i= ARNING:Whenremovingthe cutting
bladefor sharpeningor replacement,
protectyourhandswith a pairof heavy
gloves or usea heavy ragto hold the
blade.
Periodicallyinspectthebladeadapterforcracks,
especiallyif youstrikea foreignobject.Replacewhen
necessary.Followthe stepsbelowforbladeservice.
1. Disconnectsparkplugwirefromsparkplug.Turn
moweron itssidemakingsurethattheairfilterand
thecarburetorarefacingup.
2. Removetheboltandthe bladebellsupportwhich
holdthebladeand thebladeadaptertotheengine
crankshaft,Figure5-2.
3. Removebladeandadapterfromthecrankshaft,
Figure5-2.
4. Thebladecanbe sharpenedwitha fileor on a grind-
ingwheel.Donotattempttosharpenthebladewhileit
isstillonthemower.
Whensharpeningtheblade,followtheoriginalangle
ofgrind.Grindeachcuttingedgeequallyto keepthe
bladebalanced.
5. Totestforbalance,removebladeand balanceon
a roundshaftscrewdriver.Removemetalfromthe
heavysideuntilitbalancesevenly.
f
J
Figure5-2:Removethebolt,support,andadaptertoaccess
theblade.
_ WARNING:Anunbalanced bladewill
causeexcessivevibration when rotating
at high speeds. It maycausedamageto
mower and could breakcausing personal
injury.
6. Lubricatetheenginecrankshaftandtheinnersurface
ofthebladeadapterwithlightoil.Slidetheblade
adapterontotheenginecrankshaft.
7. Placethebladeon theadaptersuchthattheside
oftheblademarked"Bottom"(orwithpartnumber)
facesthegroundwhenthemowerisintheoperating
position.Makesurethatthebladeisalignedand
seatedon thebladeadapterflanges.
8. Placebladebellsupportonthe blade.Alignnotches
on thebladebell supportwith smallholesinblade.
9. Replacehexboltandtightenhexboltto torque:450
in.Ibs.rain.,600 in.Ibs.max.
Toensuresafeoperationofyourmower,periodically
checkthebladeboltforcorrecttorque.
Replacing Rear Flap
1. Toremoverearflap,lift reardoor,andpressflapin on
eithersidetoremovefromhole.SeeFigure5-3.
2. Removeflapfromoppositeholeand replacewith new
flapintheoppositeorderandmannerofremoval.
Figure5-3:Removerearflap.
Off-Season Storage
Thefollowingstepsshouldbetakento prepareyour
lawnmowerforstorage.
• Cleanandlubricatemowerthoroughlyasdescribed
inthe lubricationinstructions.
• Donotusea pressurewasherorgardenhoseto
cleanyourunit.
Refertoenginemanualforcorrectengine
storageinstructions.
Coatmower'scuttingbladewithchassisgreaseto
preventrusting.
Storemowerina dry,cleanarea.Donotstorenext
tocorrosivematerials,suchas fertilizer.
Whenstoringanytypeof powerequipmentina poorly
ventilatedor metalstorageshed,careshouldbetaken
torust-prooftheequipment.Usinga lightoil or silicone,
coattheequipment,especiallycablesandall moving
partsofyourlawnmowerbeforestorage.
WARNING
When removing
the cutting blade
for sharpening or
replacement, protect
your hands with a pair
of heavy gloves or use
a heavy rag to hold
the blade.
An unbalanced blade
will cause excessive
vibration when rotat-
ingat high speeds. It
may cause damage
to mower and could
break causing per-
sonal injury.
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