Bruce M Mount Laurel , NJ July 21, 2015 Broken thermostat dial Ordered dial online. It was delivered the next day. The dial slips on so no tools needed. The Whirlpool oven is over 20 years old (but gently used). Replacement parts are not always easy to find but you had it in stock. Thanks 1 People found this story helpful Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes