Operator's Manual

CoolingSystem
Maintenance
CleaningtheAir-intakeScreen
ServiceInterval:Beforeeachuseordaily
Beforeeachuse,removeanybuildupofgrass,dirt,or
otherdebrisfromthecylinderandcylinderheadcooling
ns,airintakescreenontheywheelend,andthe
carburetor-governorleversandlinkage.Thiswillhelpensure
adequatecoolingandcorrectenginespeed,andwillreduce
thepossibilityofoverheatingormechanicaldamagetothe
engine.
CleaningtheCoolingSystem
ServiceInterval:Every100hours—Checkandcleanthe
enginecoolingnsandshrouds.
1.DisengagethePTOandsettheparkingbrake.
2.Stoptheengine,removethekey,andwaitforallmoving
partstostopbeforeleavingtheoperatingposition.
3.Removetheair-intakescreenandfanhousing(Figure
63).
4.Cleanthedebrisandgrassfromtheengineparts.
5.Installtheair-intakescreen,therecoilstarter,andthe
fanhousing(
Figure63).
2
g015409
1
Figure63
1.Guardandengine
air-intakescreen
2.Fanhousing
CleaningtheHydraulic-oil
Cooler(52and60-inchMower
Modelsonly)
ServiceInterval:Beforeeachuseordaily
Beforeeachuse,removeanybuildupofgrass,dirt,orother
debrisfromthehydraulic-oilcoolerandfan.Thiswillhelp
ensureadequatecooling,correctenginespeed,andreducethe
possibilityofoverheatingormechanicaldamagetotheengine.
Note:Highpressureandover-speedingthefanmay
causefanfailure.Usecarewithcompressedairtoavoid
over-speedingtheelectricfan.
Important:Donotdirectapressurewasheronthe
electricfan.
ServicingtheHydraulic-oil
Cooler(52and60-inchMower
Modelsonly)
ServiceInterval:Every100hours—Servicethehydraulic-oil
coolerindirtyconditions(ifequipped).
1.Keepthehydraulic-oilcoolerfreeofdebrisbycleaning
thens.
2.Blowthehydraulic-oilcoolernstoremoveanyloose
drydebris.
3.Flushthecoolernswithwaterfromahosetoremove
anydirt.
Note:Asoftbrush(i.e.toothbrush)withasoapand
watersolutionmaybeusedtocleanthecooler.
Note:Donotuseapressurewasher.
Note:Highpressureandover-speedingthefanmay
causefanfailure.Usecarewithcompressedairtoavoid
over-speedingtheelectricfan.
Important:Donotdirectapressurewasheron
theelectricfan.
g017913
2 3
1
Figure64
1.Hydraulictank3.Hydraulic-oilcooler
2.Bolts
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