Toro Groundmaster Series - Page 236

TestingRelayswith4Terminals(continued)
6.Connectthemultimeter(ohmssetting)leadstorelayterminals30and87.
Thegroundterminal85andapply+12VDCtoterminal86.Therelayshould
makeandbreakcontinuitybetweentheterminals30and87as+12VDCis
appliedandremovedfromterminal86.
7.Verifyinniteresistance(nocontinuity)existsbetweenterminals30and87.
8.Connectthemultimeter(ohmssetting)leadstorelayterminals30and87.
Groundterminal86andapply+12VDCtoterminal85.Therelayshould
makeandbreakcontinuitybetweenterminals30and87as+12VDCis
appliedandremovedfromterminal85.
9.Replacetherelayifnecessary.
10.Iftherelaytestingiscorrectandacircuitproblemstillexists,checkthemain
wireharness;refertoAppendixA(pageA–1).
11.Connectthewireharnesselectricalconnectorstotherelayafteryou
completethetesting.
12.Connectthewireharness,installanyitemsremovedtoaccesstherelay,and
connectthebatterygroundcable.
ElectricalSystem:TestingtheElectricalComponents
Page6–44
Groundsmaster
®
3200,3300and3310
19240SLRevA