Hello all, I'm new here but seems the place to ask. I have a sunbeam electric blanket that is not heating. The blinking light indicates an open circuit, most likely caused by a broken wire inside the blanket. Heat is also therapeutic to aching muscles and sore joints. Unplug the blanket from the wall. Sunbeam electric blankets, or heated blankets, include a feature called the ThermoFine Warming System. I have a Sunbeam that I bought back in 2008 used it one season packed it away and didn't use again until this winter. I'm trying to understand just how an electric blanket heat controller works. I do know about electronic repair and testing but I don't know much about electric blankets, this is the first one I ever owned. The other side varies in its temperature control will be burning hot and then not … If it is, plug the power cord of your blanket back into the outlet and turn the blanket "on." Any suggestions to make it work? Worked for a couple of weeks and now have blinking light on one side of blanket. The following link contains the owner's manual for the blanket and it may be useful to you in resolving this problem. I bought it at Walmart. Electric blankets warm the bed through wires than run through the blanket.If your blanket is not working correctly, it's most likely due to a loose connection between the plug, the cord, and the controller. The one I have is soley a mechanical device. The technology allows the blankets to adjust the warmth they provide based on surrounding temperatures. So how does it work? I am very frustrated and not sure what to do. It cannot prevent some blankets from failing to work properly, however. I agree that sunbeam needs to do a recall on these blankets. Explore now. Why is my Sunbeam heated blanket not working? I purchased my sunbeam electric blanket about about a month ago and I am having the same problem. If the system still does not operate after 2 or 3 times trying to reset, disconnect the power cord and contact service. Plug the power cord into the wall outlet. Click to see full answer. Check the connections before throwing out your old electric blanket and buying a new one. Consequently, why is my electric blanket not working? Before plugging the connector back in look at the recessed pins and make sure they are all the same and one is not lower than the other two. It’s time for a new blanket. My new Sunbeam blanket won't turn on and keeps flashing F2 at me. Check the connector on the blanket and make sure you have not plugged it in backwards. Any insight would be helpfull. View our electric throws to find the premium softness you deserve to get a good night's rest. Set the control to "On." I have unplugged it several times and this does not fix the problem and the blanket is not heating. A set screw determins the ability of a contact is made or broken. 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