1985 Mercury Outboard V-300 V-3.4L Shop Service Manual, Page 33Get this manual

1985 Mercury Outboard V-300 V-3.4L Shop Service Manual, Page 33

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BATTERY Precautions When charging balleriesan ex plosive gas mix ture form in each cellPari of this gas escapes thru hol es in vent plugs and ma for an e: plos ive atmosphere around battery if ventila