Guillermo for Model Number gss20iepdww Refrigerator side by side, freezer side build ice on evaporator. I replaced Main board control, defrost heater, and defrost thermostat, and evaporator no defrost. So is any other problem. Thank you.
Answer Hello Guillermo, There is a sensor WR55X10025 on the evaporator coil at the top that can send incorrect information to the board. This and the components you have already changed are the only parts to the defrost circuit except for the wiring in the blown insulation, (unserviceable most of the time). Read More... Answered by AppliancePartsPros.com | Thursday, March 6, 2014