Operator's Manual

Understandingthe
Safety-InterlockSystem
Thesafety-interlocksystemisdesignedtopreventthe
enginefromstartingunlessthefollowingoccurs:
•Theparkingbrakeisengaged.
•Theblade-controlswitch(PTO)isdisengaged.
•Themotion-controlleversareintheNEUTRAL-LOCK
position
Thesafety-interlocksystemalsoisdesignedtoshut
offtheenginewhenthetractioncontrolsaremoved
fromtheLOCKEDpositionwiththeparkingbrake
engagedorifyourisefromtheseatwhenthePTO
isengaged.
Thehourmeterhassymbolstonotifytheuserwhen
theinterlockcomponentisinthecorrectposition.
Whenthecomponentisinthecorrectposition,a
trianglewilllightupinthecorrespondingsquare.
g009181
Figure18
1.Triangleslightupwhentheinterlockcomponentsareinthe
correctposition
TestingtheSafety-Interlock
System
ServiceInterval:Beforeeachuseordaily
Testthesafety-interlocksystembeforeyouusethe
machineeachtime.Ifthesafetysystemdoesnot
operateasdescribedbelow,haveanAuthorized
ServiceDealerrepairthesafetysystemimmediately.
1.Sitontheseat,engagetheparkingbrakeand
movetheblade-controlswitch(PTO)totheON
position.Trystartingtheengine;theengine
shouldnotstart.
2.Sitontheseat,engagetheparkingbrakeand
movetheblade-controlswitch(PTO)totheOFF
position.Moveeithermotion-controllever(out
oftheNEUTRAL-LOCKposition).Trystartingthe
engine;theengineshouldnotstart.Repeatfor
othercontrollever.
3.Sitontheseat,engagetheparkingbrake,
movetheblade-controlswitch(PTO)totheOFF
position,andmovethemotion-controlleversto
theNEUTRAL-LOCKposition.Starttheengine.
Whiletheengineisrunning,releasetheparking
brake,engagetheblade-controlswitch(PTO),
andriseslightlyfromtheseat;theengineshould
shutoff.
4.Sitontheseat,engagetheparkingbrake,
movetheblade-controlswitch(PTO)totheOFF
position,andmovethemotion-controllevers
toNEUTRAL-LOCKposition.Starttheengine.
Whiletheengineisrunning,centereither
motion-controlleverandmoveitforwardor
reverse;theengineshouldshutoff.Repeatthis
stepforothermotion-controllever.
5.Sitontheseat,disengagetheparkingbrake,
movetheblade-controlswitch(PTO)totheOFF
position,andmovethemotion-controlleversto
NEUTRAL-LOCKposition.Trystartingtheengine;
theengineshouldnotstart.
DrivingtheMachine
ForwardorBackward
Thethrottlecontrolregulatestheenginespeedas
measuredinrpm(revolutionsperminute).Place
thethrottlecontrolintheFASTpositionforbest
performance.Alwaysoperateinthefullthrottle
positionwhenmowing.
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