The check light means it is not getting propane. The fridge does not run on battery alone, the battery powers the circuits so the propane can light etc. so you either are connected to 110 AC (shore power) or run propane, one or the other.
Dale & Terri, Lulu & Tiki (our Chihuahua's), New rescue puppy Prince - Pom/Pug mix.
2013 Tundra, Double Cab, 5.7, TRD Off-Road, 4X4, Full Tow Package
2013 Wildwood T26TBSS - Sold
2000 Gulf Stream Sun Voyager M-8357 MH, Ford Trident V10 Gasser, 35 foot.