1963-1973 Mercruiser all Engines and Drives Service Manual Books 1 and 2, Page 248Get this manual

1963-1973 Mercruiser all Engines and Drives Service Manual Books 1 and 2, Page 248

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PRECAUTIONS IMPORTANT: Sioce alternator and regulator are designed for on one polarity syste only, the following precaution mu be obse rved when working on the charging ci rcuitFailure to observe hese