Toro 25450W - Operating the Machine in Extreme Conditions

Figure38
1.Button7(increasethe
enginespeed)
2.Button8(decreasethe
enginespeed)
StoppingtheEngine
1.Parkthemachineonlevelground,ifpossible.
Important:Ifyoumusttemporarilyparkthe
machineonaslopeoranincline,positionthe
machineatarightangletotheslope.Ensurethat
themachineisbehindanobjectthatwillnotmove.
2.Lowerallattachmentstotheground.
3.Settheparkingbrake.
4.Reducetheenginespeedtoidleandallowittorunfor
3to5minutestoadequatelycooltheengine.
5.TurnthekeyswitchtotheOffposition.
Note:Ifyouleavethemachineunattended,remove
thekeyfromthekeyswitch.
BreakinginaNeworRebuiltEngine
Duringtherst20hoursofoperationofaneworrebuilt
engine,dothefollowing:
•Runtheengineatanormaloperatingtemperature.
•Donotruntheengineatlowidlespeedsforlongperiods
oftime.
•Operatethemachinewithnormalloadsfortherst8
hours.
•Donotusespecial“break-in”lubricatingoil.Usethe
speciedoil;refertoCheckingtheEngine-OilLevel(page
25)andChangingtheEngineOilandFilter(page47).
OperatingtheMachinein
ExtremeConditions
Bothhotandcoldweatherplaceunusualdemandsupon
themachineandtheattachments.Youcanminimize
temperature-relatedproblemsonthemachinebyperforming
thefollowingsteps:
OperatingtheMachineinHotWeather
1.Cleanalldirtanddebrisfromtheradiator,heat
exchanger,hydraulic-uidcooler,andengineareato
ensurethatthereisproperairowtocooltheengine.
2.Removeanydebrisfromtheairinletsinthenoseand
sidepanels.
3.Uselubricantsthathavethecorrectviscosity;referto
ChangingtheEngineOilandFilter(page47).
4.Operatethemachineatanappropriateenginespeed
andtransmissionrangefortheoperatingconditions;
donotoverloadtheengine.
5.Usepressure-testingequipmenttotesttheradiatorcap
beforethehotweatherbegins;replacethecapifitis
damaged.
6.Maintainthecorrectcoolantlevelinthereservoirand
intheradiator,andensurethatthereisamixtureof
50%ethyleneglycoland50%waterinthecooling
system.
OperatingtheMachineinColdWeather
Operatingyourmachineincoldweatherrequiresspecial
attentiontopreventseriousdamagetothemachine.
Performingthefollowingprocedureswillextendtheservice
lifeofyourmachine:
1.Cleanthebatteryandensurethatitisfullycharged.
Note:Afullychargedbatteryat-17ºC(0ºF)has
only40%ofthenormalstartingpower.Whenthe
temperaturedecreasesto-29ºC(-20ºF),thebatteryhas
only18%ofthenormalpowerremaining.
Note:Themachinecomeswithamaintenance-free
battery.Ifyouuseadifferentbatteryandaddwaterto
itwhenthetemperatureisbelow0ºC(32ºF),ensure
thatyouchargethebatteryorruntheengineforabout
2hourstopreventthebatteryfromfreezing.
2.Inspectthebatterycablesandterminals.Cleanthe
terminals,andapplyacoatofgreaseoneachterminal
topreventcorrosion.
3.Ensurethatthefuelsystemiscleanandfreeofwater;
refertoDrainingWaterfromtheFuel-WaterSeparator
(page24).
Note:Usetheproperfuelforcoldweather.
Note:Tohelppreventcondensationfrombuilding
upinthefueltank,llupthefueltankattheendof
eachday.
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