Defrost Drain Pan

: From the gutter, it travels down a specialized defrost drain tube .

Plastic gets brittle with age. Over time, the constant heating (from the compressor) and cooling (from the water) can cause the pan to crack. If you see a puddle of water on your floor that isn't coming from the ice maker line, a cracked pan is the likely suspect. defrost drain pan

Analysis of Freezing Phenomena in the Defrost Drain Pan of a Household Refrigerator : From the gutter, it travels down a

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. : From the gutter