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Old 08-02-2015, 11:01 PM   #11
FlyWright
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City: California Delta
Vessel Name: FlyWright
Vessel Model: 1977 Marshall Californian 34 LRC
Join Date: Apr 2008
Posts: 13,728
Quote:
Originally Posted by Bay Pelican View Post
Without disagreeing with any of the suggestions about getting a marine electrician to review your setup I suggest you add a multimeter with a clamp on ammeter to your tool kit. It will be invaluable in solving problems like this. The first question is whether the alternator is outputting any charge to the batteries. Could be a blown diode.
...and here's a great manual for understanding marine electrical systems.

Boatowners Mechanical and Electrical Manual by Nigel Calder
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