Thomas J Mont Belvieu , TX September 24, 2017 Dryer kept tumbling after it shut down. Relay contacts on the control board were stuck closed. The relay could not be replaced because the entire board was submerged in potting compound. The control board cost 1/3 of a new dryer, but was easy to replace and I didn't have the hassle of an appliance delivery. Read More... 54 People found this story helpful Do-It-Yourself Rating: Repair Time Estimate: 15-30 minutes Tools: Screwdrivers