Inverter Problems Solved

We received a query over the weekend that's worth sharing because its the sort of question that I'll bet many of you have had if you are dealing with an on-board DC to AC inverter. Shannon writes in: Ed- "I'm having a problem with installing an Inverter in a 86 32' Wellcraft. it is a 6K run/12K surge inverter. It is connected to two banks of two D8 batteries.The problem is that the polarity light comes on and the 30A breaker pops when power is applied. So I tried switching the wires on the ...