Fixing a water leak in a Maytag side-by-side fridge/freezer

For several weeks, there had been ice accumulating at the bottom of the freezer side of our Maytag side-by-side refrigerator.  This required the occasional task of breaking up and disposing of the ice at the bottom of the freezer.  Once, I left it so long that it froze the bottom removable rack, requiring a lengthy chiseling operation to break it free.  It was time for a permanent fix.  More...