Testing(continued)
5.TheswitchterminalsaremarkedasshowninFigure217.Thecircuitlogic
ofthethrottleswitchisshowninbelowtable.Withtheuseofamultimeter
(ohmssetting),theswitchfunctionsmaybetestedtodeterminewhether
continuityexistsbetweenthevariousterminalsforeachswitchposition.
Verifycontinuitybetweenswitchterminals.
SWITCHPOSITIONCLOSEDCIRCUITSOPENCIRCUITS
HIGHSPEED
2+3and5+62+1and5+4
NEUTRAL
NONE
ALL
LOWSPEED
2+1and5+42+3and5+6
6.Replacetheswitchiftestingdeterminesthatitisfaulty.
7.Iftheswitchtestscorrectlyandacircuitproblemstillexists,checkthewire
harnesses(seeAppendixA(pageA–1)).
8.Aftertestingiscomplete,connectmachinewireharnessconnectortothe
switch.
9.Assembleconsolearm(seeConsoleArm(page7–35)).
10.Turnthebattery−disconnectswitchtotheONpositionbeforereturningthe
machinetoservice.
Groundsmaster
®
5900&5910
Page6–77
ElectricalSystem:ComponentTesting
16227SLRevB