Exmark LAZER Z S-SERIES - Lubricate Brake Handle Pivot; Change Fuel Filter; Lubricate Deck Lift Pivot; Check Spark Plugs

Maintenance
Figure25
1.Sealguard2.Spacernutwithwrench
ats
2.Removecasterwheelfromcasterforks.
3.Removesealguardsfromthewheelhub.
4.Removeoneofthespacernutsfromtheaxle
assemblyinthecasterwheel.Notethatthread
lockingadhesivehasbeenappliedtolockthe
spacernutstotheaxle.Removetheaxle(with
theotherspacernutstillassembledtoit)from
thewheelassembly.
5.Pryoutseals,andinspectbearingsforwearor
damageandreplaceifnecessary.
6.PackthebearingswithaNGLIgrade#1
multi-purposegrease.
7.Insertonebearing,onenewsealintothewheel.
Note:Seals(ExmarkP/N103-0063)mustbe
replaced.
8.Iftheaxleassemblyhashadbothspacernuts
removed(orbrokenloose),applyathreadlocking
adhesivetoonespacernutandthreadontothe
axlewiththewrenchatsfacingoutward.Do
Notthreadspacernutallofthewayontotheend
oftheaxle.Leaveapproximately1/8inch(3mm)
fromtheoutersurfaceofthespacernuttothe
endoftheaxleinsidethenut.
9.Inserttheassemblednutandaxleintothewheel
onthesideofthewheelwiththenewsealand
bearing.
10.Withtheopenendofthewheelfacingup,ll
theareainsidethewheelaroundtheaxlefullof
NGLIgrade#1multi-purposegrease.
11.Insertthesecondbearingandnewsealintothe
wheel.
12.Applyathreadlockingadhesivetothe2ndspacer
nutandthreadontotheaxlewiththewrenchats
facingoutward.
13.Torquethenutto75-80in-lb(8-9N-m),loosen,
thenre-torqueto20-25in-lb(2-3N-m).Make
sureaxledoesnotextendbeyondeithernut.
14.Reinstallthesealguardsoverthewheelhuband
insertwheelintocasterfork.Reinstallcasterbolt
andtightennutfully.
Important:Topreventsealandbearingdamage,
checkthebearingadjustmentoften.Spinthe
castertire.Thetireshouldnotspinfreely
(morethan1or2revolutions)orhaveanyside
play.Ifthewheelspinsfreely,adjusttorqueon
spacernutuntilthereisaslightamountofdrag.
Reapplythreadlockingadhesive.
LubricateBrakeHandlePivot
ServiceInterval:Every200hours
1.Stopengine,waitforallmovingpartstostop,and
removekey.Engageparkingbrake.
2.Lubricatebrakehandlepivotwithaspraytype
lubricantorlightoil.
LubricateDeckLiftPivot
ServiceInterval:Every100hours
1.Stopengine,waitforallmovingpartstostop,and
removekey.Engageparkingbrake.
2.Lubricatedeckliftpivotwithaspraytype
lubricantorlightoil.
CheckSparkPlugs
ServiceInterval:Every200hours
Removesparkplugs,checkconditionandresetgaps,
orreplacewithnewplugs.SeeEngineOwner’s
Manual.
ChangeFuelFilter
ServiceInterval:Asrequired
Afuellterisinstalledbetweenthefueltankandthe
engine.Replacewhennecessary.
ForKohlerEFIUnits:
37