John H Saylorsburg , PA August 23, 2022 Appliance: LG Refrigerator LRFD25850SW/00 The frig to cold/ ice build up in freezer. I replaced both the Temp Sensor and the Defrost Sensor Asy. Turned out that the Defrost Sensor was bad. That caused the inlet for the DRAIN HOSE to freeze up, That caused water to build up under Evaporator and freeze, That caused water to build up and freeze under the freezer tray. The discovery happened while changing the Defrost Sensor Asy. Read More... 1 People found this story helpful Do-It-Yourself Rating: Repair Time Estimate: 1-2 hours Tools: Screwdrivers