Toro Greensmaster 3250-D - Belt Maintenance; Adjusting the Alternator Belt; Controls System Maintenance; Adjusting Cutting Unit Lift;Drop

BeltMaintenance
AdjustingtheAlternator
Belt
ServiceInterval:Aftertherst8hours
Ensurethatthebeltisproperlytensionedtoensure
properoperationofthemachineandprevent
unnecessarywear.
1.Parkthemachineonalevelsurface,shutoffthe
engine,engagetheparkingbrake,removethe
key,andwaitforallmovingpartstostop.
2.Applymoderatethumbpressuretothebelt
betweenthepulleys(10kgor22lb).Thebelt
shoulddeect7to9mm(0.28to0.35inch).If
not,completethefollowingproceduretoadjust
thebelttension:
g014755
Figure46
1.Alternatorbelt—applypressurehere
2.Alternator
3.Adjustingstrap
A.Loosentheboltssecuringthealternatorto
theengineandadjustingstrap.
B.Inspectthebeltforwearordamageand
replaceifitisworn.
C.Usingaleverplacedbetweenthealternator
andtheengineblock,pullthealternatorout
toobtainthecorrectbelttensionandtighten
thebolts.
ControlsSystem
Maintenance
AdjustingtheCuttingUnit
Lift/Drop
Thecuttingunitlift/dropcircuitcomeswitha
ow-controlvalve(Figure47).Thisvalveispreset
atthefactoryatapproximately3turnsopen,butyou
mayneedtoadjustittocompensatefordifferencesin
hydraulicuidtemperatures,mowingspeeds,etc.
Note:Allowthehydraulicuidtoreachfulloperating
temperaturebeforeadjustingtheow-controlvalve.
1.Raisetheseatandlocatetheow-controlvalve
forthecenter-pullframe(Figure47),whichis
locatedonthesideofthehydraulicmanifold.
g033382
Figure47
1.Flow-controlvalve
2.Loosenthejamnutontheadjustingknobonthe
owcontrolvalve.
3.Rotatetheknobcounterclockwiseifthecenter
cuttingunitisdroppingtoolateorclockwiseif
thecentercuttingunitisdroppingtooearly.You
shouldnotneedtorotateitmorethan1/32to
1/16ofaturn.
4.Testtheadjustmentandrepeatstep3as
needed;whennished,tightenthejamnut.
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