Service Manual

Table Of Contents
TestingtheLift/LowerActuators
1.Parkthemachineonalevelsurface,lowerthecuttingunitsandsetthekey
switchtotheOFFposition.
2.Engagethemanualparkingbrakeandsetthefunctioncontrolswitchtothe
NEUTRALposition.
3.SitintheoperatorseatandsetthekeyswitchtotheONposition.
4.AccesstheInfoCenterDiagnostics>Lift/Lower>Inputsscreen.
g292214
Figure77
(joystickintheLowerposition)
A.MovethejoysticktotheLOWERposition.Acheckmarkshouldappear
nexttoJS_Lower.
B.MovethejoysticktotheRAISEposition.Acheckmarkshouldappear
nexttoJS_Raise.
C.Testthecuttingunitraiseandlowerswitchesandtheircircuitwiringif
necessary;refertoCuttingUnitLift/LowerSwitches(page5–80).
D.48VsystemvoltageshouldbepresentattheactuatorlogiccircuitAct#
LogicVandattheactuatorpowerbuscircuitAct#BusV.
Ifappears,theactuatorisnotcommunicatingontheCANbus.
Voltagemustbepresentatthecontrollerlogiccircuitbefore
communicationcanoccurontheCANbus.Ifvoltageisnotpresent
atthelogiccircuit,thelogiccircuitisdamaged.Thecircuitwiring
shouldbecheckedforcorrosionordamageandcleanedorrepaired
asnecessary.
Iflogicvoltageispresentatthecontroller,andCANbus
communicationissuspect,theCANbuscircuitisdamaged.The
CANbuswiringshouldbecheckedforcorrosionordamageand
cleanedorrepairedasnecessary.Thelift/lowercontrollerCANbus
transceivercanalsobetestedifnecessary;refertoTestingDevices
(Nodes)ontheCANbus(page5–32).
If00.0Vispresentattheactuatorpowerbuscircuit,thecircuitis
damaged.Thecircuitwiringshouldbecheckedandrepairedas
necessary.
5.Sitintheoperator’sseatsetthekeyswitchtotheONposition.
6.AccesstheInfoCenterDiagnostics>Lift/Lower>Outputsscreen.
Greensmaster®eTriFlex3360and3370
Page5–83
ElectricalSystem:TestingtheElectricalComponents
19239SLRevE