Maintenance
FullForwardTracking
Adjustment
Ifthemachinetravelsorpullstoonesidewhenthe
motioncontrolleversareinthefullforwardposition,
adjustthecoverplates.
1.Loosenthescrewsonacoverplate(seeFigure29).
2.Slidethecoverplatebackwardorforwardto
adjustthetraveloftheleverandtightenthe
screws.
3.Drivethemachineandcheckthefullforward
tracking.
4.Repeatsteps1through3untildesiredtracking
isobtained.
Figure29
1.Controlarmshaft
3.Trackingplate
2.Trackingplatescrew
MotionControlLinkage
Adjustment
Locatedoneithersideoftheunit,belowtheseatare
thepumpcontrollinkages.Rotatingtheturnbuckle
witha1/2inchwrenchallowsnetuningadjustments
sothatthemachinedoesnotmoveinneutral.Any
adjustmentsshouldbemadeforneutralpositioning
only.
WARNING
Enginemustberunninganddrivewheelsmust
beturningsoadjustmentscanbeperformed.
Contactwithmovingpartsorhotsurfacesmay
causepersonalinjury.
Keepngers,hands,andclothingclearof
rotatingcomponentsandhotsurfaces.
1.Priortostartingtheengine,pushthedecklift
pedalandremovetheheightofcutpin.Lower
decktotheground.
2.Raisetherearofmachineupandsupportwith
jackstands(orequivalentsupport)justhigh
enoughtoallowdrivewheelstoturnfreely.
3.Removetheelectricalconnectionfromtheseat
safetyswitch,locatedunderthebottomcushion
oftheseat.Theswitchisapartoftheseat
assembly.
4.Temporarilyinstallajumperwireacrossthe
terminalsintheconnectorofthemainwiring
harness.
5.Startengine.Brakemustbeengagedand
motioncontrolleversouttostartengine.
Operatordoesnothavetobeintheseat.Run
engineatfullthrottleandreleasebrake.
6.Runtheunitatleast5minuteswiththedrive
leversatfullforwardspeedtobringhydraulicoil
uptooperatingtemperature.
Note:Themotioncontrolleverneedstobein
neutralwhilemakinganynecessaryadjustments.
7.Bringthemotioncontrolleversintotheneutral
position.Thecontrolplatetabsshouldtouchthe
returntoneutralplatesonthehydros.Adjust
pumpcontrolrodlengthsbylooseningthenuts
androtatingtheturnbuckleintheappropriate
directionuntilthewheelsslightlycreepinreverse
(
Figure30).Movethemotioncontrolleverstothe
reversepositionandwhileapplyingslightpressure
totheleverallowthereverseindicatorspringsto
bringtheleversbacktoneutral.Thewheelsmust
stopturningorslightlycreepinreverse.
38
Comments to this Manuals