Toro 22298 - Balancing the Blade

BalancingtheBlade
1.Checkthebalanceofthebladebyplacingthecenter
holeofthebladeoveranailorscrewdrivershank
clampedhorizontallyinavise(Figure31).
Figure31
Note:Youcanalsocheckthebalanceusinga
commerciallymanufacturedbladebalancer.
2.Ifeitherendofthebladerotatesdownward,lethat
end(notthecuttingedgeortheendnearthecutting
edge)untilneitherendofthebladedrops.
InstallingtheBlade
1.Installasharp,balancedToroblade,theaccelerator,and
thebladenuts.Thesailoftheblademustpointtoward
thetopofthemowerhousingforproperinstallation.
Note:Torquethebladenutsto20to37N-m(15to
27ft-lb).
WARNING
Operatingthemachinewithouttheaccelerator
inplacecancausethebladetoex,bend,or
break,resultinginseriousinjuryordeathto
youortobystanders.
Donotoperatethemachinewithoutthe
acceleratorinplace.
2.Returnthemachinetotheoperatingposition.
AdjustingtheBlade-Brake
Cable
Theblade-brakecableisadjustedatthefactory;youdonot
needtoadjustitunlessyouarereplacingthecableorthe
blade-brakebelt.Ifyouneedtoreplacethecable,replace
boththecableandthebeltatthesametime.
1.Installanewblade-brakebeltandassemblethe
machineexceptforthe2beltcoversonthetopofthe
mowerhousing.
2.Installthenewblade-brakecable,butdonottighten
thecableclamponthetopofthemowerhousing
(Figure32).
Figure32
1.Spring2.Cableclampandscrew
3.Inserta8mm(5/16-inch)thickspacerbetweenthe
blade-brake-controlleverandthecontrolbracketon
thehandle(Figure33).
Figure33
1.Handle
4.Spacer—8mm(5/16inch)
thick
2.Self-propel-drivebar
5.Blade-brake-controllever
3.Controlbracket
Important:Replacingthecablewithout
replacingthebeltmaycausethegapbetweenthe
blade-brake-controlleverandthecontrolbracket
tobeincorrect.Ifthegapislessthan8mm(5/16
inch),thebladebrakewillnotfunctionproperly
andthebladewillnotstopwithin3seconds.Ifthe
gapisgreaterthan8mm(5/16inch),thebeltwill
notproperlydrivetheblade.
4.Pullthecabletighttoremovetheslack(butdonot
stretchthecablespring)andtightenthecableclamp
screwtolocktheadjustmentinplace.
5.Removethespacer.
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