Operator's Manual

CoolingSystem
Maintenance
CleaningtheEngineScreen
ServiceInterval:Beforeeachuseordaily—Clean
theengineair-intakescreen.
Toensurepropercooling,ensurethattheair-intake
screen,coolingns,andotherexternalsurfacesofthe
enginearekeptcleanatalltimes.
Useadrybrushtocleanaccumulateddebrisfromthe
air-intakescreenandaroundtheengine.
Important:Topreventcontaminatingthefuel
system,donotusewatertocleantheengine.
Cleaningthe
Engine-CoolingFinsand
Shrouds
ServiceInterval:Every100hours—Cleanthe
engine-coolingnsandshrouds.
1.Parkthemachineonalevelsurface,shutoffthe
engine,andremovethekeyfromtheignition
switch.
2.Removetheair-intakescreenandcooling
shrouds.
3.Cleanthedebrisandgrassfromtheengine
parts.
4.Installtheair-intakescreenandcoolingshrouds.
BeltMaintenance
InspectingtheBelts
ServiceInterval:Every25hours—Checkthebelts
forwear/cracks.
Checkthebeltsforcracks,frayededges,burnmarks,
oranyotherdamage.Replacedamagedbelts.
ReplacingtheTransmission
Belt
1.Parkthemachineonalevelsurface,disengage
theblade,andengagetheparkingbrake.
2.TurntheignitionkeytotheOFFposition,remove
thekey,anddisconnectthesparkplugwirefrom
thesparkplug.
3.Useliftingequipmenttoraisethemachineand
supportitwithjackstands.
4.Removetheextensionspringfromthetension
arm(Figure30).
g188917
Figure30
Transmissionnotshown
1.Extensionspring4.Tensionpulley
2.Clutchpulley
5.Belt
3.Transmissionpulley6.Tensionarm
5.Removethetransmissionbeltfromthepulleys.
6.Wrapthenewtransmissionbeltaroundthe
clutch,transmission,andtensionpulleys(Figure
30).
7.Installtheextensionspringontothetensionarm.
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