ReplacingtheBlade
ServiceInterval:Every25hours—Replacethe
bladeorhaveitsharpened(more
frequentlyiftheedgedullsquickly).
Yearly
Important:Youwillneedatorquewrenchto
installthebladeproperly.Ifyoudonothavea
torquewrenchorareuncomfortableperforming
thisprocedure,contactanAuthorizedService
Dealer.
Examinethebladewheneveryourunoutoffuel.Ifthe
bladeisdamagedorcracked,replaceitimmediately.
Ifthebladeedgeisdullornicked,haveitsharpened
andbalanced,orreplaceit.
WARNING
Thebladeissharp;contactingthebladecan
resultinseriouspersonalinjury.
Weargloveswhenservicingtheblade.
1.Disconnectthespark-plugwirefromthespark
plug;refertoPreparingforMaintenance(page
18).
2.Tipthemachineontoitssidewiththeairlterup.
3.Useablockofwoodtoholdthebladesteady
(Figure24).
g005454
Figure24
4.Removetheblade,savingallmountinghardware
(Figure24).
5.Installthenewbladeandallmountinghardware
(Figure25).
g281629
Figure25
1.Bolt
3.Spacer
2.Lockwasher4.Blade
Important:Positionthecurvedendsofthe
bladetopointtowardthemachinehousing.
6.Useatorquewrenchtotightenthebladebolt
to54N∙m(40ft-lb).
21