Operator's Manual

ParkingBrake
Toengagetheparkingbrake,movethelevertowardthe
engine.Todisengagetheparkingbrake,movethelever
forward(Figure12).
Alwayssettheparkingbrakewhenyoustoptheaerator
orleaveitunattended.
Jogthetractionleverforwardandreversetoreleasethe
parkingbrake.
OilPressureWarningLight
Theoilpressurewarninglight(Figure12)glowswhen
theoilpressureintheenginedropsbelowasafelevel.
Iflowoilpressureeveroccurs,stoptheengineand
determinethecause.Repairthedamagebeforestarting
theengineagain.
Raise,Lower/EngageSwitch
Raise—Pressthetopoftheswitch(Figure12)toraise
thecoringhead.Theenginemustberunningtogenerate
liftpressure.Ifthecoringheadisbelowthetransport
height,refertoSystemControlCircuitReset.
Lower/Engage—Pressthebottomoftheswitch
(Figure12)tolowerandengagethecoringhead.The
tractionlevermustbeintheforwardpositiontoactivate
theswitch.
Keephandsandfeetawayfromthecoringhead.
Makesurethecoringheadareaisclearofany
obstructionsbeforeloweringit.
Tolowerthecoringheadwithoutengagingit,turnthe
ignitionkeytotheRunposition(withouttheengine
running),movethetractionlevertotheforward
position,andpressthebottomoftheswitch.
IgnitionSwitch
Theignitionswitch(Figure13),whichisusedtostart
andstoptheengine,hasthreepositions:Off,Run,and
Start.RotatekeyclockwisetotheStartpositionto
engagestartermotor.Whenenginestarts,releasekey
anditwillmoveautomaticallytotheOnposition.To
shuttheengineoff,rotatethekeycounterclockwiseto
theOffposition.
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2
3
4
5
6
7
Figure13
1.Ignition
5.Hourmeter/tachometer
2.Aeratorspacinglever
6.Manualgroundfollow
3.Throttle
7.Systemreset
4.Choke
AeratorSpacingLever
Moveaeratorspacinglever(Figure13)todesiredhole
spacingortoTfortransport.
ThrottleControl
Thethrottle(Figure13)isusedtooperateengineat
variousspeeds.Movingthrottleforwardincreases
enginespeed(Fastposition);backwarddecreasesengine
speed(Slowposition).Thethrottleregulatesthespeed
ofthecoringheadandcontrolsthegroundspeedof
themachine.
HourMeter/Tachometer
Whentheengineisoff,thehourmeter/tachometer
(Figure13)displaysthenumberofhoursofoperation
thathavebeenloggedonthemachine.Whenthe
engineisrunning,itdisplaysthespeedoftheenginein
revolutionsperminute(RPM).
Aftertherst50hoursofoperationandthenafterevery
100hours(e.g.150,250,350,etc.)thescreendisplays
“CHGOIL”toremindyoutochangetheengineoil.
Afterevery100hours(e.g.100,200,300,etc.),the
screendisplays“SVC”toremindyoutoperformthe
othermaintenanceproceduresbasedona100,200,or
500hourschedule.Thesereminderscomeonstarting
threehourspriortotheserviceintervaltimeandashat
regularintervalsforsixhours.
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