Answer Hi Craig. You will want to make sure that the dryer vent is clear from any obstructions. If the vent is clean, you will want to test the thermostat. The two large terminals will be closed, and the two small ones should ohm out around 250 ohms. You also need to check and make sure you have 240 volts coming to the dryer. Thanks! Read More... Answered by AppliancePartsPros.com | Tuesday, April 12, 2011