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. Check the connections before throwing out your old electric blanket and buying a new one. Heat is also therapeutic to aching muscles and sore joints. I agree that sunbeam needs to do a recall on these blankets. Click to see full answer. These wires are not suited for constant flexing which happens when you try to wash them. I bought it at Walmart. It cannot prevent some blankets from failing to work properly, however. Unplug the blanket from the wall. 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. I have unplugged it several times and this does not fix the problem and the blanket is not heating. First, unplug the blanket from the outlet. The blinking light indicates an open circuit, most likely caused by a broken wire inside the blanket. So how does it work? Owner's Manual . Explore now. If the system still does not operate after 2 or 3 times trying to reset, disconnect the power cord and contact service. Worked for a couple of weeks and now have blinking light on one side of blanket. I'm trying to understand just how an electric blanket heat controller works. If your blanket unexpectedly stops working, some simple troubleshooting may provide an easy solution to your dilemma. Why is my Sunbeam heated blanket not working? If it is, plug the power cord of your blanket back into the outlet and turn the blanket "on." The following link contains the owner's manual for the blanket and it may be useful to you in resolving this problem. 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. View our electric throws to find the premium softness you deserve to get a good night's rest. I have a sunbeam electric blanket that is not heating. Any insight would be helpfull. The one I have is soley a mechanical device. Any help would be appreciated. The other side varies in its temperature control will be burning hot and then not … A set screw determins the ability of a contact is made or broken. Check the connector on the blanket and make sure you have not plugged it in backwards. I can't take it back or find the manual because someone accidently through the packaging out. Consequently, why is my electric blanket not working? It’s time for a new blanket. I purchased my sunbeam electric blanket about about a month ago and I am having the same problem. Any suggestions to make it work? 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. Second, check that the control is properly connected to the module. 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