Toro Groundsmaster 4100-D - Controls System Maintenance; Adjusting the Throttle Cable; Adjusting the Traction Pedal Linkage

Figure71
1.Hydraulicmotor2.Mountingbolts
5.Removetheoldbeltfromaroundthespindlepulleys
andidlerpulley.
6.Routethenewbeltaroundthespindlepulleysand
idlerpulleyassembly.
7.Positionthehydraulicmotoronthecuttingunitafter
routingthebeltaroundthepulleys.Mountthemotor
tothecuttingunitwiththeboltspreviouslyremoved.
Note:Makesurethebeltispositionedonthespring
sideofthebeltguide(
Figure70).
8.Reconnecttheextensionspring(
Figure70)tothe
eyeboltandtensionthebeltasfollows:
•Whenproperlytensioned,theextension
spring(hooktohook)measurementshouldbe
approximately3.50±.25inch(inside).
•Oncethecorrectspringtensionisattained,
adjustthestopbolt(carriagebolt)untilthereis
approximately.125+.060/-.000inchclearance
betweentheheadoftheboltandtheidlerarm.
ControlsSystem
Maintenance
AdjustingtheThrottleCable
ServiceInterval:Aftertherst50hours
Every400hours
Adjustthethrottlecable(
Figure72)sothatthegovernor
leverontheenginecontactsthelowandhighspeedset
boltsbeforethethrottlelevercontactstheslotinthe
controlpanel.
Figure72
1.Throttlecable
AdjustingtheTractionPedal
Linkage
Withthetractionswitchinthemowposition(low
speed),thetractionpedalshouldcontactthestopjust
beforethepumpisatfullstroketopreventanydamage
tothepump.Ifitdoesnot,performthefollowing
procedure:
1.Parkthemachineonalevelsurface,stoptheengine,
andlowerthecuttingunitstotheoor.Removethe
ignitionkey.
2.Depressthetractionpedaluntilitisatfullstroke
(
Figure73).Thejamnutsmayhavetobeloosened
andthestoploweredtoattainfullstroke.
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