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If yourtractorhasnot beenputinto usefor an extendedperiodof time,
chargethe batteryas follows:
1. Setyour batterychargerto delivera max of 10amperes.
If yourbatterychargeris automatic,chargethe batteryuntilthe
chargerindicatesthat chargingis complete.Ifthe chargeris not
automatic,chargefor nofewerthaneight hours.
FUSE
One20 AMPfuseis installedin yourtractor'swiringharnessto protect
the tractor'selectricalsystemfrom damagecausedbyexcessive
amperage.
If theelectricalsystemdoesnot function,or yourtractor'senginewill
not crank,first checkto be certainthat the fuse hasnot blown.It can
befoundat the rearof the unit,underneaththefenderlocatedby the
battery.
Alwaysusea fusewiththe sameamperagecapacityfor replacement.
CUTTING BLADES
Shutthe engineoff and removeignitionkey beforeremovingthe
cuttingblade(s)for sharpeningor replacement.Protectyourhands
by usingheavygloveswhengraspingthe blade.
Periodicallyinspectthe bladeand/or spindlefor cracksordamage,
especiallyafter you'vestrucka foreignobject. Donot operatethe
machineuntil damagedcomponentsare replaced.
To properlysharpenthe cuttingblades,removeequalamountsof
metalfrombothendsof the bladesalongthe cuttingedges,
parallelto the trailingedge,at a 250.to 300angle.Alwaysgrind
eachcutting bladeedgeequallyto maintainproperbladebalance.
SeeFig.22.
Figure 22
Ifthe cuttingedgeof the bladehas previouslybeen sharpened,or if
any metalseparationis present,replacethe bladeswith newones.
Toremovethe blades,proceedas follows.
1. Removethedeckfrombeneaththe tractor,(referto CuttingDeck
Removalearlierinthis section)thengently flip thedeck overto
exposeitsunderside.
2. Placea blockof woodbetweenthe centerdeckhousingbaffle
andthe cuttingbladeto actas a stabilizer.See Fig.21.
3. Removethehex flangenutthat securesthe blade to the spindle
assembly.SeeFig.21.
A poorlybalancedbladewill causeexcessivevibration,maycause
damageto the tractorand/or resultin personalinjury.
5. Testthe blade'sbalanceusinga bladebalancer.Grindmetalfrom
the heavysideuntil it balancesevenly.
NOTE: Whenreplacingtheblade,be sureto installthe blade withthe
sideof the blademarked"Bottom" (orwith a part numberstampedin
it)facingthe groundwhenthe moweris inthe operatingposition.
Figure 21
Usea torquewrenchto tightenthe bladespindlehexflangenut to
between70Ibs-ftand 90 Ibs-ft.
CHANGING THE DECK BELT
Besureto shutthe engineoff, removeignitionkey,disconnectthe
Isparkplugwire(s)andgroundagainstthe engineto preventunin-
ltended startingbeforeremovingthe belt.
All beltsonyourtractoraresubjectto wearandshouldbereplacedif
any signsof wearare present.
25
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