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_, ARNING:Whenremovingthe cuttingblade
for sharpening or replacement, protectyour
hands with a pairof heavy gloves or use a heavyrag
to hold the blade.
Periodicallyinspectthe bladeadapterfor cracks,
especiallyif youstrikea foreignobject. Replacewhen
necessary.Followthe stepsbelowfor blade service.
1. Disconnectsparkplug wirefrom spark plug.Turn
moweron itsside makingsurethatthe air filter and
the carburetorare facing up.
2. Removethe boltand the bladebell supportwhich
holdthe bladeand the bladeadapterto the engine
crankshaft.See Figure5-3.
3. Removebladeand adapterfromthe crankshaft.See
Figure5-3.
4. Removebladefrom the adapterfor testingbalance.
Balancethe bladeon a roundshaftscrewdriverto
check.Removemetalfrom the heavysideuntil it
balancesevenly.
Whensharpeningthe blade,followthe originalangle
of grind. Grindeachcuttingedgeequallyto keepthe
bladebalanced.
_ ARNING:Anunbalanced blade will cause
excessive vibration when rotating at high
speeds. It may cause damageto mowerand could
break causing personalinjury.
5. Lubricatetheenginecrankshaftand the inner surface
of the blade adapterwith lightoil. Slide the blade
adapteronto the enginecrankshaft.Placethe blade
on theadaptersuch thatthe sideof the blademarked
"Bottom"(or with part number)facesthe groundwhen
the mowerisin the operatingposition.Makesurethat
the blade is alignedand seatedon the blade adapter
flanges.
6. Placeblade bell supporton the blade.Align notches
on the bladebell supportwith smallholesin blade.
7. Replacehex boltandtightenhex boltto torque:450
in.Ibs. rain.,600 in.Ibs.max.
Toensuresafeoperationof yourmower,periodically
checkthe bladeboltfor correcttorque.
Blade Bell Support / _,_,_, Bolt
Figure5-3:Removethebolt,support,andadaptertoaccess
theblade.
Off-Season Storage
Thefollowingstepsshouldbe takento prepareyour
lawnmowerfor storage.
• Cleanand lubricatemowerthoroughlyas described
inthe lubricationinstructions.
• Do not usea pressurewasheror garden hoseto
cleanyourunit.
Coatmower'scuttingblade with chassisgreaseto
preventrusting.
Storemowerina dry,cleanarea. Donot storenext
to corrosivematerials,suchas fertilizer.
Whenstoringanytypeof powerequipmentin a poorly
ventilatedor metal storageshed, careshouldbetaken
to rust-prooftheequipment.Usinga lightoil or silicone,
coattheequipment,especiallycablesand all moving
partsof yourlawnmowerbeforestorage.
11
Maintaining
WARNING
When removing
the cutting blade
for sharpening or
replacement, protect
your hands with a pair
of heavy glovesor 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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