Toro GrandStand 74505 - The Safety-Interlock System

TheSafety-InterlockSystem
CAUTION
Ifthesafety-interlockswitchesaredisconnectedor
damaged,themachinecouldoperateunexpectedly,
causingpersonalinjury.
•Donottamperwiththeinterlockswitches.
•Checktheoperationoftheinterlockswitches
dailyandreplaceanydamagedswitchesbefore
operatingthemachine.
UnderstandingtheSafety-Interlock
System
Thesafety-interlocksystemisdesignedtopreventthemower
bladesfromrotatingunlessyoudo1ofthefollowing:
•Moveeithermotion-controllevertothecenter,unlocked
position.
•Pulltheblade-controlswitch(PTO)totheONposition.
Thesafety-interlocksystemisdesignedtostopthemower
bladesifyoumoveorreleasebothmotion-controllevers
intotheNEUTRAL-LOCKposition.
Thehourmeterhassymbolstonotifytheuserwheneach
interlockcomponentisinthecorrectposition.Whenthe
componentisinthecorrectposition,atrianglelightsup
inthecorrespondingsquare(Figure18).
Figure18
1.Triangleslightupwhentheinterlockcomponentsareinthe
correctposition.
TestingtheSafety-InterlockSystem
ServiceInterval:Beforeeachuseordaily
Testthesafety-interlocksystembeforeyouusethemachine
eachtime.
Note:Ifthesafetysystemdoesnotoperateasdescribed
below,haveanAuthorizedServiceDealerrepairthesafety
systemimmediately.
1.Starttheengine;refertoStartingtheEngine(page18).
2.Movethemotion-controlleverstothecenter,unlocked
position.
Note:Thebladesshouldnotrotateandtheengine
shouldstoprunning.
3.Starttheengineandreleasetheparkingbrake.
4.Moveeithermotion-controllevertothecenter,
unlockedposition.
5.Continueholdingthemotion-controlleverinthe
center,unlockedposition,pullupontheblade-control
switch(PTO),andreleasetheswitch.
Note:Theclutchshouldengageandthemower
bladesrotate.
6.Moveorreleasethemotion-controlleversintothe
NEUTRAL-LOCKposition.
Note:Thebladesshouldstoprotatingandtheengine
shouldcontinuetorun.
7.Pushtheblade-controlswitchdownandmoveeither
motion-controllevertothecenter,unlockedposition.
8.Continueholdingthemotion-controlleverinthe
center,unlockedposition,pullupontheblade-control
switch(PTO),andreleasetheswitch.
Note:Theclutchshouldengageandthemower
bladesshouldrotate.
9.Pushtheblade-controlswitch(PTO)downtotheOFF
position.
Note:Thebladesshouldstoprotating.
10.Withtheenginerunning,pulluptheblade-control
switch(PTO)andreleaseitwithoutholdingeither
motion-controllevertothecenter,unlockedposition.
Note:Thebladesshouldnotrotate.
WARNING
Theoperatorplatformisheavyandmaycause
injurywhenloweringandraisingtheoperator
platform.Carefullylowerorraisetheoperator
platform,assuddenlydroppingitcouldinjureyou.
•Donotputyourhandsorngersinthe
platform-pivotareawhenloweringorraisingthe
operatorplatform.
•Makesurethattheplatformissupportedwhen
youpullthelatchpinout.
•Makesurethatthelatchsecurestheplatform
whenfoldingitup.Pushittightagainstthe
cushionforthelatchpintolockintoplace.
•Keepbystandersawaywhenraisingorlowering
theplatform.
OperatingthePlatform
Youcanusethemachinewiththeplatformintheupordown
position.Itisyourpreferenceonwhichpositiontouse.
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