Pour hot water (not boiling—just hot tap water) into the freezer drain channel using a turkey baster. Watch for water to flow down into the fridge’s drain hole. Repeat until ice is gone.
Squirt hot water into the fridge’s drain hole. If water backs up and spills out, you have a clog in the tube. Use your long brush or zip tie to gently push through the gunk. Flush again. how to unblock fridge drain
Most people forget the drain starts in the freezer. Look at the back wall of the freezer compartment. There’s a small channel or hole at the bottom center. That’s the top of the drain tube. If that’s frozen solid, your fridge will leak. Pour hot water (not boiling—just hot tap water)
Wipe up any standing water. Pour half a cup of hot water into the fridge drain. If it disappears without pooling, you’ve won. If not, repeat step 4. Squirt hot water into the fridge’s drain hole