Toro 23518 - Checking the Safety-Interlock System

Figure14
1.Sprockets2.Chains
CheckingtheConditionoftheChains
ServiceInterval:Beforeeachuseordaily
1.TurnthekeyintheignitionswitchtotheOFFposition,
settheparkingbrake,waitforallmovingpartstostop,
andremovekey.
2.Checkthechaintension(Figure14)atbothsidesof
themachine.
Note:Thechainsshouldmoveupanddown6to12
mm(1/4to1/2inch).
3.Ifchainspoporsnap;refertoAdjustingtheJackshaft
DriveChainTension(page39),AdjustingtheTension
ontheDrive-WheelChain(page40),orAdjustingthe
Tine-DriveChain(page48).
LubricatingtheChains
ServiceInterval:Beforeeachuseordaily
Important:Donotlubricatechainswithpenetratingoil
orsolvents.Useoilorchainlubricant.
1.TurnthekeyintheignitionswitchtotheOFFposition,
settheparkingbrake,waitforallmovingpartstostop,
andremovekey.
2.Raisethemachineandsupportitwithjackstandswith
a460kg(1,015lb)capacity.
CAUTION
Raisingthemachineforserviceor
maintenancerelyingsolelyonmechanical
orhydraulicjackscouldbedangerous.The
mechanicalorhydraulicjacksmaynotbe
enoughsupportormaymalfunctionallowing
themachinetofall,whichcouldcauseinjury.
Donotrelysolelyonmechanicalorhydraulic
jacksforsupport.Useadequatejackstands
orequivalentsupport.
3.TurnthekeyintheignitionswitchtotheONposition,
andmovethrottlelevelaheadto1/2throttleposition.
WARNING
Enginemustberunninganddrivewheels
mustbeturningsoadjustmentscanbe
performed.Contactwithmovingpartsorhot
surfacesmaycausepersonalinjury.
Keepngers,hands,andclothingclearof
rotatingcomponentsandhotsurfaces.
4.Releasetheparkingbrake.
5.Withtheenginerunning,slowlymovethe
traction-controlleversforwardandlubricateall6
chains(Figure14).
6.Checktheconditionandtensionofthechains;referto
CheckingtheConditionoftheChains(page19).
CheckingtheSafety-Interlock
System
ServiceInterval:Beforeeachuseordaily
CAUTION
Ifsafetyinterlockswitchesaredisconnectedor
damagedthemachinecouldoperateunexpectedly
causingpersonalinjury.
•Donottamperwiththeinterlockswitches.
•Checktheoperationoftheinterlockswitches
dailyandreplaceanydamagedswitchesbefore
operatingthemachine.
UnderstandingtheSafety-InterlockSystem
Thesafetyinterlocksystemisdesignedtopreventtheengine
fromstartingunlessthetraction-controlleversareinthe
neutralposition.
CheckingtheSafety-InterlockSystem
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