Toro Groundsmaster 4100 - Checking the Safety-Interlock Switches

maketheadjustmentstothesidemowerdecks
only.
3.Iftheinsideedgeofthesidemowerdeckistoo
highrelativetotheoutsideedgeofthefront
mowerdeck,removeashimfromthebottomof
thefront,insidecasterarmonthesidemower
deck(Figure30).
Note:Checkthemeasurementsbetweenthe
outsideedgesofbothsidemowerdecksand
theinsideedgeofthesidemowerdecktothe
outsideedgeofthefrontmowerdeckagain.
4.Iftheinsideedgeisstilltoohigh,removean
additionalshimfromthebottomoffront,inside
casterarmofthesidemowerdeckandashim
fromthefront,outsidecasterarmoftheside
mowerdeck.
5.Iftheinsideedgeofthesidemowerdeckis
toolowrelativetotheoutsideedgeofthefront
mowerdeck,addashimtothebottomofthe
front,insidecasterarmonthesidemowerdeck.
Note:Checkthemeasurementbetweenthe
outsideedgesofbothsidemowerdecksand
theinsideedgeofthesidemowerdecktothe
outsideedgeoffrontmowerdeckagain.
6.Iftheinsideedgeisstilltoolow,addanadditional
shimtothebottomoffront,insidecasterarm
ofthesidemowerdeckandaddashimtothe
front,outsidecasterarmofthesidemowerdeck.
7.Whenthecuttingheightmatchesattheedges
offrontandsidemowerdecks,verifythatthe
sidemower-deckpitchisstill8to11mm(5/16
to7/16inch).
Note:Adjustasnecessary.
Checkingthe
Safety-InterlockSwitches
ServiceInterval:Beforeeachuseordaily
Themachinehasinterlockswitchesintheelectrical
system.Theseswitchesdisengageeitherthetraction
unitorthePTOwheneveryouleavetheseat.Ifyou
disengagethePTOandengagetheparkingbrake
beforeyouleavetheseat,theenginecontinuestorun.
1.Drivethemachineslowlytoalarge,openarea.
Lowerthemowerdeck,shutofftheengine,and
applytheparkingbrake.
2.Sitontheseatandpressthetractionpedal.Try
tostarttheengine.Theengineshouldnotstart.
Iftheenginestarts,thereisamalfunctioninthe
interlocksystemthatshouldbecorrectedbefore
beginningoperation.
3.Sitontheseat,starttheengine,andengage
thePTO.Whilesittingintheseatwiththe
PTOengaged,risefromtheseat.ThePTO
shoulddisengageafteraslightdelay.Ifthe
PTOengages,thereisamalfunctioninthe
interlocksystemthatshouldbecorrectedbefore
beginningoperation.
4.Sitontheseat,engagetheparkingbrakeand
starttheengine.Movethetractionpedaloutof
theNEUTRALposition.TheInfoCentershould
display“tractionnotallowed”andthemachine
shouldnotmove.Iftheenginedoesmove,there
isamalfunctionintheinterlocksystemthat
shouldbecorrectedbeforebeginningoperation.
31