Scotty S Florence , MS October 11, 2014 Appliance: LG Dryer DLE3733U Dryer would just shut off different times during the cycle would have lf to wait a while before you could turn it back on thought maybe it was over heating and shutting down no error codes I replaced all sensors because the dryer got to not drying as well. This didn't help. I checked the dryer duct it was clean and open. Traced problem back to the main cpu assembly. Replace it and now the dryer is like new again drying clothes on the first round. Read More... Do-It-Yourself Rating: Repair Time Estimate: 30-60 minutes Tools: Screwdrivers