Defrost Drain Pan [verified] May 2026

If you’ve ever pulled your fridge away from the wall and found a dusty, plastic tray full of murky water, you’ve met the defrost drain pan. It doesn’t look like much, but when this part fails, it can flood your kitchen floor or turn your fridge into a block of ice.

The compressor is the hottest part of the fridge. As the warm compressor runs, it radiates heat upward, gently evaporating the water in the pan. That steam dissipates into the air behind your fridge. defrost drain pan

Safety first. Also, you don’t want the compressor running while you are moving it. If you’ve ever pulled your fridge away from

I’m talking about the .

Most pans slide out or are held by two clips. Warning: It is likely full of gross water. Slide it out slowly and pour the liquid into a bucket or sink. As the warm compressor runs, it radiates heat

Disclaimer: Always consult your appliance manual before performing maintenance. The author is not responsible for damage caused by improper handling of heavy appliances.

While the pan is out, look up at the underside of the fridge. You will see the drain tube opening. Pour a cup of hot water down the tube (from inside the freezer) to ensure it flows freely into the pan area.