12 Volt Power Issue
We have a Forest River 2015 Legacy 340BH. Our chassis batteries were low, so just started the generator and held the Aux switch while trying to start the coach. Within a minute everything went dead...
Forum Discussion
Yes, As Grit said there is a reverse polarity fuse or fuses in the breaker box. If you accidentally mis-wired the house batteries even momentarily the fuses would have blown. Depending on your power center the fuses might be behind the panel and not in front.
