Toro 30857 - Jacking Points; Tie Downs; Operating Characteristics; Engine Cooling Fan Operation

Figure19
1.Bypassvalve
3.Rotatethebypassvalve90°(1/4turn)backbefore
startingtheengine.Donotexceed5-8ft.-lb.
(7-11N·m)torquetoclosethevalve.
JackingPoints
•Onthefrontofthemachineontheframeonthe
insideofeachdrivetire
•Ontherearofthemachineatthecenteroftheaxle
TieDowns
•Oneachsideoftheframeunderthefrontsteps
•Therearbumper
OperatingCharacteristics
Practicedrivingthemachinebecauseithasahydrostatic
transmissionanditscharacteristicsaredifferentthan
manyturfmaintenancemachines.Somepointsto
considerwhenoperatingthetractionunitandcutting
unitsarethetransmission,enginespeed,loadonthe
cuttingbladesandtheimportanceofthebrakes.
Tomaintainenoughpowerforthetractionunitwhile
operating,regulatethetractionpedaltokeeptheengine
RPMhighandsomewhatconstant.Agoodruleto
followistodecreasethegroundspeedastheloadon
thecuttingunitsincreases,andincreasetheground
speedastheloaddecreases.
Therefore,allowthetractionpedaltomovebackward
astheengineRPMdecreases,anddepressthepedal
slowlyastheRPMincreases.Bycomparison,when
drivingfromoneworkareatoanother,withnoload
andcuttingunitraised,havethethrottleintheFast
positionanddepressthetractionpedalslowlybutfully
toattainmaximumgroundspeed.
Anothercharacteristictoconsideristheoperation
ofthepedalsthatareconnectedtothebrakes.The
brakescanbeusedtoassistinturningthemachine.
However,usethemcarefully,especiallyonsoftor
wetgrassbecausetheturfmaybetornaccidentally.
Anotherbenetofthebrakesistomaintaintraction.
Forexample,insomeslopeconditions,theuphillwheel
slipsandlosestraction.Ifthissituationoccurs,depress
theuphillturnpedalgraduallyandintermittentlyuntil
theuphillwheelstopsslipping,thus,increasingtraction
onthedownhillwheel.
Useextracarewhenoperatingthemachineonslopes.
Makesurethattheseatlatchisproperlysecuredandthe
seatbeltisbuckled.Driveslowlyandavoidsharpturns
onslopestopreventrollovers.Forsteeringcontrol,the
cuttingunitmustbeloweredwhengoingdownhill.
WARNING
Thisproductisdesignedtodriveobjectsintothe
groundwheretheyloseenergyquicklyingrass
areas.However,carelessoperation,combinedwith
terrainangle,ricochets,orimproperlypositioned
safetyguardcanleadtothrownobjectinjuries.
•Whenapersonorpetappearssuddenlyinor
nearthemowingarea,stopmowing.
•Donotresumemowinguntiltheareaiscleared.
Important:Allowenginetoidlefor5minutes
beforeshuttingitoffafterafullloadoperation.
Thisallowstheturbochargertocooldownbefore
shuttingtheengineoff.Failuretodosomaylead
toturbo-chargertrouble.
Beforestoppingtheengine,disengageallcontrolsand
movethethrottletoSlow.MovingthethrottletoSlow
reduceshighengineRPM,noise,andvibration.Turn
thekeytoOfftostoptheengine.
EngineCoolingFanOperation
Theenginecoolingfanswitchhastwopositionsfor
controllingtheoperationofthefan.Thetwopositions
areRandAuto.Thefanhastheabilitytoreverse
toblowdebrisoffoftherearscreen.Undernormal
operatingconditions,theswitchshouldbeintheAuto
position.InAuto,thefanspeedwillbecontrolled
bythecoolantorhydraulicoiltemperatureandwill
automaticallyreversetoblowdebrisoffoftherear
screen.Areversecycleisautomaticallyinitiatedwhen
eitherthecoolantorhydraulictemperaturereaches
acertainpoint.Bypressingthefanswitchforward
intotheRposition,thefanwillcompleteamanually
initiatedreversecycle.Itisrecommendedtoreversethe
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