Toro 74490 - Operator Presence Switch (Seat Switch)

HourmeterTest(continued)
g336418
Figure84
OperatorPresenceSwitch(SeatSwitch)
WiththeignitionswitchintheRUNposition,andtheoperatorpresenceswitch
closed(operatorisintheseat),batteryvoltageissuppliedtotheneutralswitches.
Note:Theoperatorpresenceswitchispartoftheseatassembly.
g336419
Figure85
OperatorPresenceSwitch(SeatSwitch)Test
1.Disconnectthewireharnessfromtheoperatorpresenceswitch,located
onthebottomoftheseatassembly.
2.Usingadigitalmulti-metersettotheOHMorcontinuitysetting,testthe
continuitybetweenthetwoswitchterminals.
•Whentheseatisvacated,theswitchshouldNOThavecontinuity(open).
•Whentheoperatorispresent,theswitchshouldhavecontinuity(closed).
2000SeriesZMASTER®ServiceManual
Page8–7
Electrical:ServiceandRepairs
3438-778RevA