I need some advice/help. My Victron Multiplus 3000w 24v had been working fine for the past 2 years. When I leave my cabin I turn the Victron off along with the breaker between the Victron and the battery bank. When I return I charge the Victron, turn on the breaker and then the Victron. This weekend the Victron would not turn on.......battery bank was 100% charged and all connections seem solid.......?????