Instead it flows into the freezer and freezes under the tray and forms like a big ice slab, pushing the food tray up.

George Kurian Esq., August 2013

What you need to do George is to think about how the water would normally get to the evaporator tray.

There may well be a small outlet hole and a tube leading to the tray - now if the hole or the tube were blocked you would likely encounter the sort of problem you're noticing.

Peccavi, August 2013