Toro 39678 - Adjusting the Blade Brake

Note:Ifthebladeisnotbalanced,lesome
metalofftheendofthesailareaonly(Figure52).
g000553
Figure53
1.Blade2.Balancer
3.Repeatthisprocedureuntilthebladeis
balanced.
InstallingtheBlades
1.Installthecurvedwasherandthentheblade
ontothebolt.Selectthepropernumberof
spacer(s)fortheheightofcut,andslidethebolt
intothespindle(Figure51).
Important:Thecurvedpartoftheblade
mustpointupwardtowardtheinsideofthe
mowertoensurepropercutting.
2.Installtheremainingspacer(s)andsecurethem
withathinwasherandanut(Figure51).
3.Torquethebladeboltto101to108N∙m(75to
80ft-lb).
AdjustingtheBladeBrake
1.Parkthemachineonalevelsurface,disengage
thePTO,andengagetheparkingbrake.
2.Shutofftheengine,removethekey,and
disconnectthespark-plugwiresfromthespark
plugs.
3.Ifnecessary,adjustthespring-mountingboltsso
thattheblade-brakepadrubsagainstbothsides
ofthepulleygroove(Figure54).
4.Adjustthenutattheendofthebladebrakerod
untilthereis3mmto5mm(1/8to3/16inch)
betweenthenutandspacer(Figure54).
5.Engagetheblades.
Note:Ensurethattheblade-brakepadno
longercontactsthepulleygroove.
g001485
Figure54
1.Spring-mountingbolts3.3mmto5mm(1/8to
3/16inch)
2.Blade-brakepad
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