Operator's Manual

AddingAdditionalWeight
Withtheincreasedweighttransfer,itispossibleto
aeratermenoughgroundthattheweighttransfer
beginstolifttherear2tiresofftheground.Thismay
leadtoirregularholespacing.
Ifthisoccurs,youcanaddanadditionalweightplateto
therearframeaxletube.Eachcastweightadds28.5
kg(63lb)tothemachine.Youcanaddupto2plates.
RefertothePartsCatalogforthesepartnumbers.
Pushing/Pullingthe
MachinebyHand
Important:Donottowthemachinefasterthan
1.6km/h(1mph)becausehydrauliccomponent
damagemayoccur.
1.Parkthemachineonalevelsurface,shutoffthe
engine,engagetheparkingbrake,andremove
thekey.
2.Locatethebypassvalvebetweentheengine
andhydrostaticpump(Figure31).
3.Usinga5/8inchwrench,rotatethebypass
valvecounterclockwise1turn.Thisallowsthe
hydraulicuidtobypassthepumpenablingthe
wheelstoturn(Figure31).
g010045
Figure31
1.Bypassvalve
Important:Donotrotatethebypassvalve
morethan1turn.Thispreventsthevalve
fromcomingoutofthebodyandcausing
uidtorunout.
Important:Donotpush/pullthemachine
morethan30.5m(100ft)orfasterthan0.6
km/h(1mph)becausehydrauliccomponent
damagemayoccur.
4.Disengagetheparkingbrakebefore
pushing/pullingthemachine.
Important:Donotoperatetheenginewith
thebypassvalveopenformorethan10to
15seconds.
5.Tooperatethemachineagain,rotatethebypass
valveclockwise1turn(Figure31).
Note:Donotovertightenthebypassvalve.
Note:Youmustclosethebypassvalvetodrive
themachine.Donottrytooperatetraction
systemwiththebypassvalveopen.
ResettingtheSystem
ControlCircuit
Ifthecoringheadremainsintheaeratingposition(run
outoffuel,forgettoinstallservicelatchforstorage,
mechanicalfailureofengineorpump,etc.)the
electricalsystemthatcontrolsthehydraulicsolenoid
coilsandtheelectricclutchdisablestoprevent
unintendedmovementofthecoringheadwithoutthe
intentionallyresettingthesystem.
1.Starttheengine.
2.Pressthesystemresetswitch(Figure32).
Thecoringheadraisesandtheelectrical-control
circuitresets.
Note:Ifyoucannotruntheengine,crankthe
enginewiththestarterwhilepressingthesystem
resetswitchuntilthecoringheadclearsthe
ground.
g010046
Figure32
1.Systemresetswitch
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