My pip 2424lv-msd is now showing overload and shutting down when I turn on my 1470 watt Keurig Coffee Maker in my travel trailer with 4 fully charged 24v - 50AH Battle Born Lithium batteries WIRED IN PARALLEL. It just started doing this when it previously worked fine. My system has 6 - 200w RICH SOLAR PANELS (RS-M200) WIRED IN PARALLEL (1200 WATTS). ALL OTHER SIMULTANEOUS DRAWS I HAVE CALCULATED AT LESS THE 450 WATTS COMBINED. Any input will be appreciated.