Toro Groundsmaster 4300-D - Chapter 5: Electrical System

Chapter5
ElectricalSystem
TableofContents
GeneralInformation..............................................................................................................................5–3
ElectricalSchematicandWireHarnessDrawings/Diagrams.............................................................5–3
ToroElectronicController(TEC)........................................................................................................5–3
CAN-busCommunications.................................................................................................................5–3
YanmarEngineElectronicControlUnit(ECU)...................................................................................5–4
YanmarEngineElectricalComponents..............................................................................................5–4
SpecialT ools.........................................................................................................................................5–5
Multimeter..........................................................................................................................................5–5
TerminalProtector..............................................................................................................................5–5
BatteryHydrometer............................................................................................................................5–6
DielectricGel......................................................................................................................................5–6
InfoCenterDisplay.................................................................................................................................5–7
SplashScreen....................................................................................................................................5–9
MainInformationScreen..................................................................................................................5–10
OperatorAdvisoryScreen................................................................................................................5–12
MainMenuScreen...........................................................................................................................5–13
FaultsScreen...................................................................................................................................5–14
ServiceScreen.................................................................................................................................5–17
DiagnosticsScreen..........................................................................................................................5–19
SettingsScreen................................................................................................................................5–21
AboutScreen...................................................................................................................................5–23
Troubleshooting...................................................................................................................................5–24
OperatorAdvisories.........................................................................................................................5–24
UsingtheInfoCenterDisplayforTroubleshooting............................................................................5–26
MachineFaults.................................................................................................................................5–30
EngineFaults...................................................................................................................................5–33
StartingProblems............................................................................................................................5–34
GeneralRunandTransportProblems..............................................................................................5–36
CuttingDeckOperatingProblems....................................................................................................5–37
CuttingDeckLift/LowerProblems....................................................................................................5–38
ElectricalSystemQuickChecks..........................................................................................................5–39
TestingtheBattery(OpenCircuitT est).............................................................................................5–39
TestingtheChargingSystem...........................................................................................................5–39
TestingtheGlowPlugSystem..........................................................................................................5–40
CheckingtheOperationoftheInterlockSwitches............................................................................5–40
Adjustments.........................................................................................................................................5–41
TractionNeutralSwitch....................................................................................................................5–41
ParkingBrakeSwitch.......................................................................................................................5–43
Mow/TransportSwitch......................................................................................................................5–44
TestingtheElectricalComponents.......................................................................................................5–45
FusibleLinkHarness........................................................................................................................5–45
Fuses...............................................................................................................................................5–47
ToroElectronicController(TEC)......................................................................................................5–49
KeySwitch.......................................................................................................................................5–51
PTOSwitch......................................................................................................................................5–53
EngineSpeedSwitch.......................................................................................................................5–55
Lower/RaiseJoystickSwitches........................................................................................................5–57
HeadlightSwitch..............................................................................................................................5–59
Groundsmaster
®
4300-D
Page5–1
ElectricalSystem
16226SLRevC