Operator's Manual

tighteningthebelt;thensecurethe4mounting
nutsandbolts(Figure26).
6.Installthebeltcoverusingthehardwareretained
instep3.
CuttingBlade
Maintenance
CheckingandReplacing
theBlades
ServiceInterval:Beforeeachuseordaily—Check
thebladesforwearordamage.
Whenthecuttingbladesareworndownandnolonger
functioningproperly,replacethemasfollows:
Important:Performthisprocedurewhenthefuel
tankisemptyornearlyempty.
1.Shutofftheengine,waitforallmovingpartsto
stop,andremovethespark-plugwire.Engage
theparkingbrake.
2.TurnthefuelshutoffvalvetotheOFFposition,
anddrainthefuelfromthefueltank;referto
DrainingtheFuelTank(page23).
3.Removethe4bolts,lockwashers,and2
spacerssecuringthebeltcoverontheleftside
ofthemachine,andremovethecover.
4.Removethebladedrivebeltfromthemachine.
5.Tiltthemachinerearwarduntiltheupperhandle
restsontheground,andplaceajackstand
underthemachine.
Note:Ifnecessary,use2peopletotiltthe
machinerearward.
CAUTION
Raisingthemachineandrelyingsolely
onmechanicalorhydraulicjackscould
bedangerous.Themechanicalor
hydraulicjacksmaynotprovideenough
supportormaymalfunctionallowingthe
machinetofall,whichcouldcauseinjury.
Donotrelysolelyonmechanical
orhydraulicjacksforsupport.Use
adequatejackstandsorequivalent
support.
6.Lowerthecuttingbladestothelowestposition.
7.Spinthecuttingbladeassembly.Itshouldspin
freely.Ifitmakesagrindingnoiseandishalting,
thebearingsareworn;replacethemwhenthe
bladesarereplaced.
26