We had our fridge disassembled as shown to install the copper wire into the drain... it was indeed iced over and clearly overflowing into the fridge. We just got the part in the mail to replace the existing metal that goes there. Not sure it's going to help, but the part was cheap so worth a try.
Living the Dream in our 2015 38RL: 1600 watts solar, 800 ah lithium, slide in slide, residential refer, washer/dryer, Moryde 8K, H rated tires, Kodiak disc brakes, Drainmaster system, SeeLevel II
Our big girl is dragged around by our 2019 RAM 3500 Limited DRW
Grateful Veterans, Proud Americans, Devoted Partners, Parents and Grandparents!
LOVE the Full Time RV Life @OurRomanyLife