Maintenance
CheckMowerBlades
ServiceInterval:Beforeeachuseordaily
1.Stopengine,waitforallmovingpartstostop,and
removekey.Engageparkingbrake.
2.Liftdeckandsecureinraisedpositionasstatedin
theCleanGrassBuild-UpUnderDecksection.
3.Inspectbladesandsharpenorreplaceasrequired.
4.Reinstalltheblades(iftheywereremoved)inthe
followingorder:
A.Installbushingthroughbladewithbushing
angeonbottom(grass)sideofblade.
Figure11
1.Installbushinginbladepriortoinstallingbushingin
spindle.
B.Installbushing/bladeassemblyintospindle.
Figure12
1.Usewrenchherefor
bladeinstallation.This
nuthasbeentorquedto
140–145ft-lb(190–197
N-m)
2.Torqueto55-60ft-lb
(75-81N-m)Apply
lubricanttothreads
asneededtoprevent
seizing.Copper-based
anti-seizepreferable.
Greaseacceptable
substitute.
C.Applylubricanttothreadsofbladeboltas
neededtopreventseizing.Copper-based
anti-seizepreferable.Greaseacceptable
substitute.Installbladeboltngertight.Place
wrenchonthetopspindlenutthentorquethe
bladeboltsto55-60ft-lb(75-81N-m).
WARNING
Incorrectinstallationofthebladeor
componentsusedtoretainthebladecan
bedangerous.Failuretousealloriginal
componentsandassembledasshowncould
allowabladeorbladecomponenttobe
thrownoutfromunderthedeckresultingin
seriouspersonalinjuryordeath.
AlwaysinstalltheoriginalExmarkblades,
bladebushings,andbladeboltsasshown.
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