Toro Groundsmaster 4300-D - Operational Checks and Adjustments; Safety-Interlock Switch Checks; Blade Stopping Time Check

Checkingthe
Safety-InterlockSwitches
ServiceInterval:Beforeeachuseordaily
CAUTION
Ifthesafety-interlockswitchesare
disconnectedordamaged,themachinecould
operateunexpectedlyandcausepersonal
injury.
•Donottamperwiththesafety-interlock
switches.
•Checktheoperationofthesafety-interlock
switchesdailyandreplaceanydamaged
switchesbeforeoperatingthemachine.
Themachinehasinterlockswitchesintheelectrical
system.Theseswitchesdisengageeitherthetraction
orthePTOwheneveryouleavetheseat.Although
theenginecontinuestorunifyoudisengagethePTO
switch,andyoureleasethetractionpedal,shutoffthe
enginebeforerisingfromtheseat.
1.Parkthemachineonalevelsurface,lowerthe
cuttingunit,shutofftheengine,andengagethe
parkingbrake.
2.Pressthetractionpedal.Turnthekeyinthe
ignitionswitchtotheONposition.
Note:Iftheenginecranks,thereisa
malfunctionintheinterlocksystem.Correctthis
malfunctionbeforeoperatingthemachine.
3.TurnthekeyintheignitionswitchtotheON
position,starttheengine,risefromtheseat,and
movethePTOswitchtotheONposition.
Note:ThePTOshouldnotengage.Ifthe
PTOengages,thereisamalfunctioninthe
interlocksystem.Correctthismalfunctionbefore
operatingthemachine.
4.Engagetheparkingbrake,turnthekeyinthe
ignitionswitchtotheONposition,startthe
engine,andmovethetractionpedaloutofthe
NEUTRALposition.
Note:TheInfoCenterdisplays"tractiondenied"
andthemachineshouldnotmove.Ifthe
machinedoesmove,thereisamalfunctionin
theinterlocksystem.Correctthismalfunction
beforeoperatingthemachine.
5.StarttheenginewiththePTOengaged.
Note:Iftheenginecranks,thereisa
malfunctionintheinterlocksystem.Correctthis
malfunctionbeforeoperatingthemachine.
CheckingtheBlade
StoppingTime
ServiceInterval:Beforeeachuseordaily
Thebladesofthecuttingdeckshouldcometoa
completestopinapproximately5secondsafteryou
shutdownthecutting-deck-engagementswitch.
Note:Makesurethatthedecksareloweredontoa
cleansectionofturforhardsurfacetoavoidthrown
dustanddebris.
1.Haveasecondpersonstandbackfromthedeck
atleast6m(20feet)andwatchthebladeson
1ofthecuttingdecks.
2.Shutthecuttingdecksdownandrecordthetime
ittakesforthebladestocometoacomplete
stop.
Note:Ifthistimeisgreaterthan7seconds,
thebrakingvalveneedsadjustment.Callyour
authorizedT orodistributorforassistancein
makingthisadjustment.
BurnishingtheBrakes
Toensureoptimumperformanceoftheparking-brake
system,burnish(breakin)thebrakesbeforeuse.
Settheforwardtractionspeedto6.4km/h(4mph)
tomatchthereversetractionspeed(all8spacers
movedtothetopofthemow-speedcontrol).With
theengineathighidle,proceedforwardwiththe
mow-speed-controlstopengagedandridethebrake
for15seconds.Proceedbackwardatfullreverse
speedandridethebrakefor15seconds.Repeatthis
5times,waiting1minutebetweeneachforwardand
reversecycletoavoidoverheatingthebrakes;referto
AdjustingtheParkingBrakes(page64).
SelectingaBlade
StandardCombinationSail
Thisbladewasdesignedtoprovideexcellentliftand
dispersioninalmostanycondition.Ifmoreorlesslift
anddischargevelocityisrequired,consideradifferent
blade.
Attributes:Excellentliftanddispersioninmost
conditions
AngledSail(NotCECompliant)
Thebladegenerallyperformsbestinlowerheightsof
cut—1.9to6.4cm(3/4to2-1/2inches).
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