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Reverse ground?

Discussion Forum at MarineEngine.com » Mercury Mariner Outboard » Archive through August 03, 2009 » Reverse ground? « Previous Next »

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adam trouten
Member
Username: runabout650

Post Number: 12
Registered: 06-2009
Posted on Friday, July 31, 2009 - 10:48 am:   Edit Post Delete Post View Post/Check IP

on my 1974 merc 650 the diagram i have says to hook the ground from motor to 12+ and the power out of the motor to the 12- is this right? the link to the diagram is http://www.maxrules.com/oldmercs/Wiring/1966ona/29.jpg
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IBNFISHN
Advanced Member
Username: ibnfshn

Post Number: 662
Registered: 11-2005
Posted on Friday, July 31, 2009 - 12:06 pm:   Edit Post Delete Post View Post/Check IP

That drawing is wrong. Looks like someone put the battery in backwards. Red is positive and black is negative.

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