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chefdc1's avatar
chefdc1
Explorer
Nov 12, 2016

No 12 volt power after disconncting coach battery

I recently disconnected my coach battery to check for water levels and no longer have 12 v power. I forgot to disconnect shore power before doing this. All of the fuses are okay and everything works w...
westend's avatar
westend
Explorer
Nov 12, 2016
First, check that power is present beyond that fuse in the black cable to your battery when properly connected. There may also be a hidden circuit breaker close to the battery. Look for a small can that houses the breaker. It may need resetting.

As OB states, if you connected 12V backwards, you may have blown the reverse connected protection fuses on the converter.

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