Just departed on cross country trip in used class c I just purchased. I have an older model Galaxy 2500 inverter but with no manual. When no shore power I can power it up fine and plug in either of 2 ...
you need to post a picture of this panel and specificaly this 'main' i think what you are calling the main breaker, might be a battery disconnect/power switch for the inverter
not the 120v circuit breakers
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