Toro Spray Master Series - Testing Alternator Components

TestingAlternatorOutput
CAUTION
AttachmetertestleadstotheACoutputterminals(theyellowwires)intheconnectorbefore
startingtheengine.Ifthestatorisgrounded(damagedorworn)andthemetertestleads
contactthecenterDCoutputpin(theredwire)intheconnector,arcingcouldoccur,damaging
thewiring.
Whencheckingthealternatorcomponents,preformthetestsinthefollowingsequence:
1.Disconnectstatorwireharnessfromregulator/rectier.
2.InsertredtestleadintoVΩreceptacleinmeter.
3.InsertblacktestleadintoCOMreceptacle.
4.RotateselectortoV~(ACvolts)position.
5.Attachredandblacktestleadprobestothe2ACoutputterminals(yellowwires)oftheconnectoras
showninFigure106.
Note:YoucanattachthetestleadprobestoeitherACoutputterminal.
g314088
Figure106
1.Blackprobe(meter)
5.Redwire
2.Redprobe(meter)6.ACinputterminals
3.Connector7.DCoutputterminal
4.Yellowwires
6.Ifnoorlowoutputisfound,checkforbarewiresorotherdamage.
Note:Ifshortedleadsarenotvisible,replacethestator.
Note:Withtheenginerunningat3600rpm,thealternatorshouldoutput16Vormore.
7.Connectstatorwireharnesstoregulator/rectier.
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