Toro 20371 - Replacing the Blade

ReplacingtheBlade
ServiceInterval:Yearly
Important: Y ou will need a torque wr ench to install the
blade pr oper l y .Ifyoudonothaveatorquewrenchor
areuncomfortableperformingthisprocedure,contact
anAuthorizedServiceDealer.
Examinethebladewheneveryourunoutofgasoline.Ifthe
bladeisdamagedorcracked,replaceitimmediately.Ifthe
bladeedgeisdullornicked,haveitsharpenedandbalanced,
orreplaceit.
WARNING
Thebladeissharp;contactingthebladecanresult
inseriouspersonalinjury.
Weargloveswhenservicingtheblade.
1.RefertoPreparingforMaintenance(page11).
2.Tipthemachineontoitssidewiththeairlterup.
3.Useablockofwoodtoholdthebladesteady
(Figure19).
Figure19
4.Removetheblade,savingallmountinghardware
(
Figure19).
5.Installthenewbladeandallmountinghardware
(
Figure20).
Figure20
Important:Positionthecurvedendsoftheblade
topointtowardthemachinehousing.
6.Useatorquewrenchtotightenthebladeboltto
60ft-lb(82N-m).
Important:Abolttorquedto60ft-lb(82N-m)is
verytight.Whileholdingthebladewithablock
ofwood,putyourweightbehindtheratchetor
wrenchandtightentheboltsecurely.Thisboltis
verydifculttoovertighten.
AdjustingtheSelf-propelDrive
Cable
Wheneveryouinstallanewself-propelcableorifthe
self-propeldriveisoutofadjustment,adjusttheself-propel
drivecable.
1.Loosenthecablesupportnut(Figure21).
13