Maintenance
Figure20
1.Positive(+)cableondischargedbattery
2.Positive(+)cableonboosterbattery
3.Negative(–)cableontheboosterbattery
4.Negative(–)cableontheengineblock
5.Boosterbattery
6.Dischargedbattery
7.Engineblock
4.Connecttheotherendofthepositivecabletothe
positiveterminaloftheboosterbattery.
5.Connecttheblacknegative(–)cabletotheother
terminal(negative)oftheboosterbattery.
6.MAKETHEFINALCONNECTIONON
THEENGINEBLOCKOFTHESTALLED
VEHICLE(NOTTOTHENEGATIVEPOST)
AWAYFROMTHEBATTERY .STANDBACK.
7.Startthevehicleandremovethecablesinthe
reverseorderofconnection(theengineblock
(black)connectionisthersttodisconnect).

CheckMowerBlades

ServiceInterval:Beforeeachuseordaily
1.Stopengine,waitforallmovingpartstostop,and
removekey.Engageparkingbrake.
2.Liftdeckandsecureinraisedpositionasstatedin
theCleanGrassBuild-UpUnderDecksection.
3.Inspectbladesandsharpenorreplaceasrequired.
4.Reinstalltheblades(iftheywereremoved)inthe
followingorder:
A.Installthebladeontothespindleshaft.
Figure21
1.Spindle
2.Blade
3.Bladedrivewasher
4.Bladeboltwasherassembly—Torqueto55-60ft-lb
(75-81N-m)Applylubricanttothreadsasneededto
preventseizing.Copper-basedanti-seizepreferable.
Greaseacceptablesubstitute.
B.Applylubricanttothethreadsoftheblade
boltasneededtopreventseizing.Copper
basedanti-seizeispreferable.Greaseisan
acceptablesubstitute.
C.Installthebladedrivewasherandbladebolt
washerassemblyintothespindle.Makesure
thehexinthewasherisengagedonthe
spindlebeforetighteningthebolt.Install
bladeboltngertight.
D.Placewrenchonthetopspindlenutthen
torquethebladeboltsto55-60ft-lb(75-81
N-m).
WARNING
Incorrectinstallationofthebladeor
componentsusedtoretainthebladecan
bedangerous.Failuretousealloriginal
componentsandassembledasshowncould
allowabladeorbladecomponenttobe
thrownoutfromunderthedeckresultingin
seriouspersonalinjuryordeath.
AlwaysinstalltheoriginalExmarkblades,
bladebushings,andbladeboltsasshown.

CheckSafetyInterlock

System

ServiceInterval:Beforeeachuseordaily
Note:Topreventenginecut-outsonroughterrain
theseatkillswitchhasa1/2seconddelay.
1.Checkstartingcircuit.Startershouldcrankwith,
parkingbrakeengaged,PTOdisengagedand
31