Figure36
1.Centerelectrodeinsulator3.Airgap(nottoscale)
2.Sideelectrode
5.Settheairgapbetweenthecenterandsideofthe
electrodesat0.762mm(0.030inch)(Figure36).
6.Installthesparkplugintothecylinderhead,andtorque
theplugto20N-m(14.7ft-lb).
7.Installthesparkplugwire.
8.Models07273and07273TConly—repeatsteps1
through7fortheothersparkplug.
FuelSystem
Maintenance
InspectingFuelLinesand
Connections
ServiceInterval:Every400hours/Yearly(whichevercomes
rst)
Inspectthefuellines,ttings,andclampsforsignsofleaking,
deterioration,damage,orlooseconnections.
Note:Repairanydamagedorleakingfuelsystemcomponent
beforeusingthemachine.
ReplacingtheFuelFilter
ServiceInterval:Every800hours/Yearly(whichevercomes
rst)
1.Raisetheboxandsupportitwiththeproprod;refer
toRaisingtheCargoBox(page17).
2.RotatetheOn/OffswitchtotheOffposition,and
removethekey.
3.Disconnectthebattery;refertoDisconnectingthe
Battery(page35).
4.Placeacleancontainerunderthefuellter.
5.Removetheclampssecuringthefuelltertothefuel
lines(Figure37).
Figure37
1.Fuellter
6.Removetheoldfuellterfromthefuellines.
Note:Draintheoldlteranddiscarditatacertied
recyclingcenter.
7.Installthereplacementltertothefuellinessothatthe
arrowpointstowardthecarburetor.
8.Securetheltertothelineswiththeclampstheyou
removedinstep5.
9.Connectthebattery,andlowerthecargobox;refer
toConnectingtheBattery(page36)andLoweringthe
CargoBox(page17).
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