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josephc's avatar
josephc
Explorer
Aug 18, 2018

Some lights blow fuse, others dim, afterwards polarity mixup

When hooking up my battery, I accidentally reversed the polarity by attaching the wires to the wrong terminals. I didn't notice for 3 hours since we went out to dinner right afterwards. We were plugg...
MEXICOWANDERER's avatar
MEXICOWANDERER
Explorer
Aug 19, 2018
The marine industry adopted YELLOW as NEGATIVE. With some battery cases being black, this makes sense.

KRYLON paint for plastic works well. Clean the terminal the battery post and the case around the post. Assemble then spray a splotch of paint over the terminal including the post then around the case.

This lasts a long time and works like a charm.

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