Tom for Model Number LFX25960ST Error code: er dh Already replaced main board what is next to check...thanks
Answer Tom, The ER DH is an indicator that the defrost heater or the defrost controller have failed on the unit. You will want to do a continuity test on the evaporator defrost heater 5300JK1005D to make sure that it is good and if it checks ok then the defrost controller 6615JB2005H is faulty and would need to be replaced. Read More... Answered by AppliancePartsPros.com | Friday, May 23, 2014