Ð¾Ð²ÐºÑ, consider supporting our work with a contribution to wikiHow. It will look like a small black post or dowel. Oven not heating. Step 1. Display Codes and Errors. Schedule Service Online. s.prop4 = s.prop3; Fix the error yourself without calling a repair technician. If door does not unlatch and you do not have food in the oven, set the oven up to clean for 1-2 hours. Press the "Clear/Off" key if the "Locked" light is illuminated and you wish to use the oven. On my oven, a GE profile electric, I â¦ Press the Clean pad, wait 10 seconds. When the error occurs, the control panel's display screen will read "Locked" and blink. If your oven temperature does not seem to be correct, check the following: Make sure the oven preheated and set to the proper temperature. PT916M1SS - HM621864Q Control panel locked itself out after I finished making a pizza last night, and oven lights remain on. If it still won't open, run a cleaning cycle for an hour or two and then wait for the oven to cool again. // Manipulate variables Get the support and service you need. Occasionally, an error may occur that misguides the range in believing the oven door is locked. From not heating at all to cooking unevenly, ovens can wear out and break with lots of use. s.channel = "Service_Support"; s.eVar14 = document.title; To minimize the possibility of electric shock, unplug this appliance from the power supply before attempting any maintenance or cleaning. You will need a friend to help lift the heavy stovetop while you switch the lock. s.hier1 = s.prop5; Here are three of the most common oven problems you can run into and how to fix them yourself.