Exmark Quest Lawn Mower - Safety Interlock System

Operation
Figure10
1.Controlpanel
2.Bladecontrol
switch—Onposition
4.Movethrottletofullforwardpositionbefore
mowing.
DisengagingtheBlades
Setthrottletomidwayposition.Pushtheblade
controlswitchtoOfftodisengagetheblades
(Figure11).
Figure11
1.Controlpanel
2.Bladecontrol
switch—Offposition
StoppingtheEngine
1.MovethethrottlelevertobetweenFastandhalf
throttle(Figure9).
2.Disengagethebladesbymovingthebladecontrol
switchtoOff(Figure11).
3.TurntheignitionkeytoOff(Figure9).
4.Pullthewireoffofthesparkplug(s)toprevent
thepossibilityofsomeoneaccidentallystarting
themachinebeforetransportingorstoringthe
machine.
TheSafetyInterlockSystem
CAUTION
Ifsafetyinterlockswitchesaredisconnected
ordamagedthemachinecouldoperate
unexpectedlycausingpersonalinjury.
•DoNottamperwiththeinterlock
switches.
•Checktheoperationoftheinterlock
switchesdailyandreplaceanydamaged
switchesbeforeoperatingthemachine.
UnderstandingtheSafetyInterlock
System
Thesafetyinterlocksystemisdesignedtopreventthe
enginefromstartingunless:
•Thebladesaredisengaged.
•Themotioncontrolleversareintheneutral
position.
•Theparkingbrakeisengaged.
Thesafetyinterlocksystemisdesignedtoinitiate
engineshutdownwhen:
•Theparkingbrakeisdisengagedandtheoperator
getsoffmachine.
•ThePTOisengagedandtheoperatorgetsoff
machine.
•Theparkingbrakeisdisengagedandleversarein
andtheoperatorgetsoffmachine.
•Theparkingbrakeisengagedandmotioncontrol
leversarein.
TestingtheSafetyInterlockSystem
Testthesafetyinterlocksystembeforeyouusethe
machineeachtime
1.Checkstartingcircuit.Startershouldcrankwith
parkingbrakeengaged,PTOdisengagedand
motioncontrolleversmovedoutintheneutral
lockposition.Theoperatordoesnotneedtobe
intheseattostarttheengine.
Trytostartwithoperatorinseat,parkingbrake
disengaged,PTOdisengagedandmotioncontrol
leversintheneutrallockposition-startermust
notcrank.
21