Toro Groundsmaster 5900 Series - Air Conditioning Switch (Groundsmaster 5910)

AirConditioningSwitch(Groundsmaster5910)
1
2
g288539
Figure234
1.Cabheadliner(leftswitchpanel)
2.Airconditioningswitch
Theairconditioningswitchislocatedinthecabheadliner(Figure234).The
switchisusedtoturntheairconditioningsystemonandoff.
Testing
1.Parkmachineonalevelsurface,lowercuttingdecksandstopengine.
Removekeyfromkeyswitch.
2.Toaccesstheswitch,removeroofpanelfromtopofcab(seeRoofAssembly
(page9–9)).
3.Removetheswitchpanelfromcabheadliner.
4.Disconnectmachinewireharnessconnectorfromtheswitchbeingtested.
g288540
Figure235
BackofSwitch
5.TheswitchterminalsaremarkedasshowninFigure235.Thecircuitlogic
ofthethrottleswitchisshowninbelowtable.Withtheuseofamultimeter
(ohmssetting),theswitchfunctionsmaybetestedtodeterminewhether
continuityexistsbetweenthevariousterminalsforeachswitchposition.
Verifycontinuitybetweenswitchterminals.
SWITCHPOSITIONCLOSEDCIRCUITSOPENCIRCUITS
OFF
2+1and5+42+3and5+6
ON
2+3and5+62+1and5+4
6.Replacetheswitchiftestingdeterminesthatitisfaulty.
7.Iftheswitchtestscorrectlyandacircuitproblemstillexists,checkthewire
harnesses(seeAppendixA(pageA–1)).
8.Aftertestingiscomplete,connectmachinewireharnessconnectortothe
switchandinstallswitchpanel.
9.Installcabroof(seeRoofAssembly(page9–9)).
ElectricalSystem:ComponentTesting
Page6–94
Groundsmaster
®
5900&5910
16227SLRevB