Toro Groundsmaster 3280-D - Servicing the Wire Harness; Drive System Maintenance; Torquing the Wheel-Lug Nuts

StandardControlModuleChart
Eachrowinthelogicchartbelowidentiesinputandoutputrequirementsforeachspecicproductfunction.
Theleftcolumnliststheproductfunctions.Thesymbolsidentifyspeciccircuitconditions,includingenergized
tovoltage,closedtoground,andopentoground.
SymbolsChartfortheStandardControlModule
Inputs
Outputs
FunctionPower
On
InNeutral
StartOnBrakeOnPTOOnInSeat
HiT emp
Shutdown
HiT emp
Warning
Start
ETR
PTO
Start
——
+
⊗⊗
—
⊗⊗
++
⊗
Run(Off
Unit)
——
⊗⊗⊗⊗⊗⊗⊗
+
⊗
Run(On
Unit)
—
⊗⊗
—
⊗
—
⊗⊗⊗
+
⊗
Mow
—
⊗⊗
———
⊗⊗⊗
++
HiT emp
Warning
—
⊗⊗
—(A)
++
⊗
HiT emp
Shutdown
—
⊗
—
⊗⊗⊗
(-)Indicatesacircuitclosedtoground.(LEDON)
(⊗)Indicatesacircuitopentogroundorde-energized(LEDOFF)
(+)Indicatesanenergizedcircuit(clutchcoil,solenoid,orstartinput)(LEDON)
ABlankindicatesacircuitthatisnotinvolvedwiththelogic.
(A)Re-initiatethePTOinputafterenginecooldown(cyclekeyon-off)
ServicingtheWireHarness
Preventcorrosionofwiringterminalsbyapplying
Grafo112X(Skin-over)grease,ToroPartNo.505-47,
totheinsideofallharnessconnectorswheneveryou
replacetheharness.
Important:Wheneverworkingwiththeelectrical
system,alwaysdisconnectthebatterycables,
negative(-)cablerst,topreventpossiblewiring
damagefromshort-outs.
DriveSystem
Maintenance
TorquingtheWheel-Lug
Nuts
ServiceInterval:Afterthersthour
Aftertherst10hours
Every200hours
Wheel-lugnuttorquespecication:102to108N∙m
(75to80ft-lb)
Torquethelugnutsatthefrontandrearwheels
inacrossingpatternasshowninFigure56tothe
speciedtorque.
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