Customer Questions and Answers for Dryer Timer by Whirlpool

Hello David. If there is power coming to the timer motor, and it does not advance and turn off, you will need to replace the timer on the unit. As for the correct part needed, we will need your full model number. You can test this with a multi-meter TJMA-DMT3. Here is a link on how to use a multi-meter. http://forum.appliancepartspros.com/oven-repair-including-ranges-cooktops/4810-how-check-continuity-ohmmeter.html We will need your model number to help you with this. Please call 1-877-477-7278 or post your model number with a new question on the parts page. Here is a link to help you locate it. http://www.appliancepartspros.com/modelnumber_locator.aspx