WindshieldWasher/WiperSwitch(MachineswithOperatorCab)
g243779
Figure138
Centerroofswitchinstallationview
1.Switchpanel2.Washer/wiperswitch
Thewindshieldwasher/wiperswitchcontrolstheoperationofthewindshield
wiperandwasherpump.Theswitchislocatedinthecabheadliner(Figure138).
TestingtheWindshieldWasher/WiperSwitch
1.Parkthemachineonalevelsurface,lowerthecuttingdeck,settheparking
brake,andshutofftheengine.
2.Toaccesstheswitch,removetherooffromthetopofthecab;refertoRoof
Assembly(page11–3).
3.Removetheleftorrightdefrostventhosefromthemixingboxtoaccessthe
angenutsthatsecuretheswitchpanelandremovetheswitchpanelfrom
thecabheadliner.
4.Disconnectthewireharnesselectricalconnectorfromthewindshield
wiper/washerswitch.
g243424
Figure139
BackofSwitch
5.Thewindshieldwiper/washerswitchterminalsareidentiedinFigure139
andthecircuitryoftheswitchisshownintheCircuitLogicTable(page6–39).
Withtheuseofamultimeter(ohmssetting),testtheswitchfunctionsto
determineifcontinuityexistsbetweenthevariousterminalsforeachswitch
position.Checkthecontinuitybetweentheswitchterminals.
ElectricalSystem:TestingtheElectricalComponents
Page6–38
Groundsmaster
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3280-D/3320
05138SLRevB