ReplacingtheBlade
ServiceInterval:Yearly—Replacethebladeorhave
itsharpened(morefrequentlyifthe
edgedullsquickly).
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
21).
2.Tipthemachineontoitssidewiththeairlterup.
3.Removethe2bladenutsandthestiffener
(Figure24).
g003133
Figure24
1.Bladenuts4.Bladedriver
2.Stiffener
5.Anti-scalpdisk
3.Blade6.Blade-brake-clutchshield
4.Removetheblade(Figure24).
5.Installthenewblade(Figure24).
6.Installthestiffeneryoupreviouslyremoved.
7.Installthebladenutsandtorquethemto20
to37N∙m(15to27ft-lb).
Cleaningthe
Blade-Brake-ClutchShield
ServiceInterval:Every25hours
Cleantheblade-brake-clutchshieldyearlytoprevent
thebladefromstallingwhileyoumow.
1.Disconnectthespark-plugwirefromthespark
plug;refertoPreparingforMaintenance(page
21).
2.Tipthemachineontoitssidewiththedipstick
down.
3.Removethe2bladenutsandthestiffener
(Figure25).
g003133
Figure25
1.Bladenuts4.Bladedriver
2.Stiffener
5.Disk
3.Blade6.Blade-brake-clutchshield
4.Removetheblade(Figure25).
5.Removethebladedriveranddisk(Figure25).
6.Removetheblade-brake-clutchshield(Figure
25).
7.Brushorblowoutdebrisfromtheinsideofthe
shieldandaroundalltheparts.
8.Installtheblade-brake-clutchshieldthatyou
previouslyremoved.
9.Installthebladedriveranddiskthatyou
previouslyremoved.
10.Installthebladeandthestiffenerthatyou
previouslyremoved(Figure25).
11.Installthebladenutsandtorquethemto20to
37N∙m(15to27ft-lb).
23