Toro 77281TA - Adjusting the Motion-Control Linkage

Adjustingthe
Motion-ControlLinkage
Locatedoneithersideofthemachine,belowtheseat,
arethepump-controllinkages.Rotatingtheendnut
witha1/2-inchdeepsocketwrenchallowsnetuning
adjustmentssothatthemachinedoesnotmovein
neutral.Anyadjustmentsshouldbemadeforneutral
positioningonly.
WARNING
Theenginemustberunningandthedrive
wheelsturningsothatyoucanperformthe
adjustments.Contactwithmovingpartsor
hotsurfacesmaycausepersonalinjury.
Keepyourngers,hands,andclothingclear
ofrotatingcomponentsandhotsurfaces.
1.Parkthemachineonalevelsurface,disengage
theblade-controlswitch(PTO),andengagethe
parkingbrake.
2.Shutofftheengine,removethekey,andwait
forallmovingpartstostopbeforeleavingthe
operatingposition.
3.Pushthedeck-liftpedal,removetheheight-of-cut
pin,andlowerthemowerdecktotheground
4.Raisetherearofthemachineupandsupportit
withjackstands(orequivalentsupport)justhigh
enoughtoallowthedrivewheelstoturnfreely.
5.Removetheelectricalconnectionfromtheseat
safetyswitch,locatedunderthebottomcushion
oftheseat.
Note:Theswitchisapartoftheseatassembly.
6.Temporarilyinstallajumperwireacrossthe
terminalsintheconnectorofthemainwire
harness.
7.Starttheengine,runitatfullthrottle,and
disengagetheparkingbrake.
Note:Beforestartingtheengine,ensurethat
theparkingbrakeisengagedandthatthe
motion-controlleversareout.Youdonothave
tobeintheseat.
8.Runthemachineatleast5minuteswiththe
driveleversatfullforwardspeedtobringthe
hydraulicuiduptotheoperatingtemperature.
Note:Themotion-controlleversmustbein
neutralwhileyouaremakinganyadjustments.
9.Bringthemotion-controlleversintotheNEUTRAL
position.
10.Adjustthepump-control-rodlengthsbyrotating
thenutintheappropriatedirectionuntilthe
wheelsslightlycreepinreverse(Figure89).
g412941
Figure89
1.Accessholefor1/2-inch
socket
2.Nut
11.Movethemotion-controlleverstotheREVERSE
positionandwhileapplyingslightpressureto
thelever,allowthereturn-to-neutralspringsto
bringtheleversbacktoneutral.
Note:Thewheelsshouldstopturningorslightly
creepinreverse.
12.Shutoffthemachine.
13.Removethejumperwirefromthewireharness
andplugtheconnectorintotheseatswitch.
14.Removethejackstands.
15.Raisethemowerdeckandinstallthe
height-of-cutpin.
16.Checkandensurethatthemachinedoes
notcreepinneutralwiththeparkingbrake
disengaged.
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