Toro 4573 - Stopping the Engine; Using the Safety Interlock System

Figure12
1.Throttlecontrollever
5.Start
2.Fast
6.On
3.Slow7.Off
4.Choke
Note:Tostartawarmengine,shiftthethrottle
controllevertotheFastposition.
6.ShiftthethrottlecontrollevertotheSlowposition
(Figure12).
7.Turntheignitionkeyclockwiseandholditinthe
Startposition(Figure12).Whentheenginestarts,
releasethekey.
Important:Iftheenginedoesnotstartafter
15secondsofcontinuouscranking,turnthe
ignitionkeytoOffandletthestartermotorcool
for2minutes;refertoTroubleshooting.
8.Aftertheenginestarts,slowlyshiftthethrottle
controllevertoFast(Figure12).
StoppingtheEngine
1.MovethethrottlecontrollevertoSlow(Figure12).
Note:Iftheenginebackres,shiftthethrottle
controllevertotheFastpositionbeforestopping
theengine.
2.TurntheignitionkeytoOff(Figure12).
Note:Iftheenginehasbeenworkinghardor
ishot,letitidleforaminutebeforeturningthe
ignitionkeytoOff.Thisallowstheenginetocool
theenginebeforeyoustopit.Youmaystopthe
engineinanemergencybyturningtheignitionkey
toOff.
UsingtheSafetyInterlock
System
ServiceInterval:Beforeeachuseordaily
Ifthesafetyinterlockswitchesaredisconnected
ordamaged,themachinecouldoperate
unexpectedly,causingpersonalinjury.
•Donottamperwiththeinterlockswitches.
•Checktheoperationoftheinterlock
switchesdailyandreplaceanydamaged
switchesbeforeoperatingthemachine.
•Replaceswitchesevery2yearsregardlessof
whethertheyareoperatingproperlyornot.
UnderstandingtheSafetyInterlock
System
Thesafetyinterlocksystemisdesignedtopreventthe
enginefromstartingunless:
•Youaresittingontheseat.
•Thebrakepedalisdepressed.
•Thebladecontrol(PTO)knobisintheDisengaged
position.
•ThetractioncontrolpedalisinNeutral.
Thesafetyinterlocksystemstopstheengineifyourise
fromtheseatandthetractioncontrolpedalisnotin
theNeutralposition,theparkingbrakeisnotset,orthe
bladecontrol(PTO)knobisintheEngagedposition.
Thesafetyinterlocksystemisdesignedtostopthe
mowerif:
•YoushiftintoReversewiththeblades(PTO)
engaged.
•Youremovethebagordumpthegrass.
SettingtheKeyChoice
®
Switchto
OperateinReverse
Theinterlockfeatureonthemachinepreventsthe
powertake-off(PTO)fromoperatingwhenyouback
upthemachine.Ifyouoperatethemachineinreverse
withtheblades(PTO)engaged(i.e.,withthemower
bladesorotherattachmentrunning),theenginewill
stop.Donotmowinreverseunlessitisabsolutely
necessary.
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