Toro 74953 - Adjusting the Motion-Control Linkage; Adjusting the Motion-Control Damper

Figure78
AdjustingtheMotion-Control
Linkage
Locatedoneithersideofthefueltank,belowtheseatare
thepumpcontrollinkages.Rotatingthepumplinkagewitha
1/2inchwrenchallowsnetuningadjustmentssothatthe
machinedoesnotmoveinneutral.Anyadjustmentsshould
bemadeforneutralpositioningonly.
WARNING
Enginemustberunninganddrivewheelsmust
beturningsomotioncontroladjustmentcanbe
performed.Contactwithmovingpartsorhot
surfacesmaycausepersonalinjury.
Keepngers,hands,andclothingclearofrotating
componentsandhotsurfaces.
1.Priortostartingtheengine,pushthedeckliftpedal
andremovetheheightofcutpin.Lowerdecktothe
ground.
2.Raisetherearofmachineupandsupportwithjack
stands(orequivalentsupport)justhighenoughto
allowdrivewheelstoturnfreely.
3.Removetheelectricalconnectionfromtheseatsafety
switch,locatedunderthebottomcushionoftheseat.
Theswitchisapartoftheseatassembly.
4.Temporarilyinstallajumperwireacrosstheterminals
intheconnectorofthemainwiringharness.
5.Starttheengine.Thebrakemustbeengagedand
motion-controlleversouttostartengine.Youdo
nothavetobeintheseatbecauseofthejumper
wirebeingused.Runtheengineatfullthrottleand
releasethebrake.
6.Runtheunitatleast5minuteswiththedriveleversat
fullforwardspeedtobringhydraulicoiluptooperating
temperature.
Note:Themotion-controlleverneedstobeinneutral
whilemakinganynecessaryadjustments.
7.Bringthemotion-controlleversintotheneutral
position.Adjustpumpcontrolrodlengthsbyrotating
thedoublenutsontherodintheappropriatedirection
untilthewheelsslightlycreepinreverse(Figure79).
Movethemotion-controlleverstothereverseposition
andwhileapplyingslightpressuretotheleverallow
thereverseindicatorspringstobringtheleversback
toneutral.Thewheelsmuststopturningorslightly
creepinreverse.
g027342
Figure79
1.Doublenuts
8.Shutofftheunit.Removethejumperwirefromthe
wireharnessandplugtheconnectorintotheseat
switch.
9.Removethejackstands.
10.Raisethedeckandre-installtheheightofcutpin.
11.Checkthatthemachinedoesnotcreepinneutralwith
theparkbrakesdisengaged.
AdjustingtheMotion-Control
Damper
Thetopdampermountingboltcanbeadjustedtoobtaina
moredesiredmotion-controlleverresistance.SeeFigure80
formountingoptions.
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