Toro GrandStand 74558 - The Safety Interlock System

StoppingtheEngine
Childrenorbystandersmaybeinjuredifthey
moveorattempttooperatethetractorwhileit
isunattended.
Alwaysremovetheignitionkeyandsetthe
parkingbrakewhenleavingthemachine
unattended,evenifjustforafewminutes.
Lettheengineidleatslowthrottle(turtle)for60
secondsbeforeturningtheignitionswitchoff.
Figure16
Important:Makesurefuelshutoffvalveisclosed
beforetransportingorstoringthemachine,asfuel
leakagemayoccur.Beforestoringthemachine,
pullwireoffsparkplug(s)topreventpossibilityof
accidentalstarting.
TheSafetyInterlockSystem
Ifsafetyinterlockswitchesaredisconnected
ordamagedthemachinecouldoperate
unexpectedlycausingpersonalinjury.
•Donottamperwiththeinterlockswitches.
•Checktheoperationoftheinterlock
switchesdailyandreplaceanydamaged
switchesbeforeoperatingthemachine.
UnderstandingtheSafetyInterlock
System
Thesafetyinterlocksystemisdesignedtopreventthe
mowerbladesfromrotatingunless:
•Therightsidemotioncontrolleverismovedtothe
center,un-lockedposition.
•Thebladecontrolswitch(PTO)ispulledon.
Thesafetyinterlocksystemisdesignedtostopthe
mowerbladesifyoumoveorreleasetherightside
motioncontrolleverintotheneutrallockposition.
Thehourmeterhassymbolstonotifytheuserwhen
theinterlockcomponentisinthecorrectposition.
Whenthecomponentisinthecorrectposition,a
trianglewilllightupinthecorrespondingsquare.
Figure17
1.Triangleslightupwhentheinterlockcomponentsareinthe
correctposition
TestingtheSafetyInterlockSystem
ServiceInterval:Beforeeachuseordaily
Testthesafetyinterlocksystembeforeyouusethe
machineeachtime.
Note:Ifthesafetysystemdoesnotoperateas
describedbelow,haveanAuthorizedServiceDealer
repairthesafetysystemimmediately.
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