Exmark 4500-370 - Maintenance; Recommended Maintenance Schedule(S); Periodic Maintenance; Check Mower Blades

Maintenance
Maintenance
Note:Determinetheleftandrightsidesofthemachinefromthenormaloperatingposition.
WARNING
Whilemaintenanceoradjustmentsarebeing
made,someonecouldstarttheengine.
Accidentalstartingoftheenginecould
seriouslyinjureyouorotherbystanders.
Removethekeyfromtheignitionswitch,
engageparkingbrake,andpullthewire(s)
offthesparkplug(s)beforeyoudoany
maintenance.Alsopushthewire(s)aside
soitdoesnotaccidentallycontactthespark
plug(s).
RecommendedMaintenanceSchedule(s)
MaintenanceService
Interval
MaintenanceProcedure
Aftertherst50hours
•Changeoilinallthreegearboxhousings.Addoilasneededuntillevelwithoildrainplug.
Beforeeachuseordaily
•Checkthemowerblades.
•Checkforloosehardware.
•Greasethefrontcasterwheelhub.
•Cleanthegrassanddebrisbuild-upfromthecuttingdeck.
•Cleanthegrassbuild-upfromunderthedeck.
Every40hours
•Checktheconditionofthebelts.
•Greasethedriveshaft.
Every100hours
•Changeoilinallthreegearboxhousings.Addoilasneededuntillevelwithoildrainplug.
thereafter
•Greasethedeckip-up.
•Greasethepivotarmtubes.
Yearly
•Greasethefrontcasterpivots.
•Lubricatethecasterwheelhubs.
PeriodicMaintenance
CheckMowerBlades
ServiceInterval:Beforeeachuseordaily
1.Stopengine,waitforallmovingpartstostop,and
removekey.Engageparkingbrake.
2.Liftdeckandsecureinraisedpositionasstated
insectionRaisingtheMowerDecktothe
ServicePosition.
3.Inspectbladesandsharpenorreplaceasrequired.
4.Toremoveblade,useablockofwoodorlocking
plierstoholdbladeinplaceandremovethe
1/2-20x21/4inchbladeboltthatsecuresthe
bladeandbladedriver.
5.Re-installthebladedriver(withnewblades)by
usingablockofwoodorlockingplierstohold
thebladeinplaceandtorquethebladeboltsto
85-110ft-lb(115-149N-m).
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