1979 V6 150-235 HP Johnson Outboards Service Repair Manual P/N JM-7910, Page 154Get this manual

1979 V6 150-235 HP Johnson Outboards Service Repair Manual P/N JM-7910, Page 154

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ALTERNATOR OUTPUT STEP2
Connect ohmmeter probe to engine ground, other probe to one yellow lead
dNote readingreverse probesnote readingReading check, other checkdiode ok

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