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. Worked for a couple of weeks and now have blinking light on one side of blanket. So how does it work? Explore now. It’s time for a new blanket. The technology allows the blankets to adjust the warmth they provide based on surrounding temperatures. My new Sunbeam blanket won't turn on and keeps flashing F2 at me. If the system still does not operate after 2 or 3 times trying to reset, disconnect the power cord and contact service. Second, check that the control is properly connected to the module. I purchased my sunbeam electric blanket about about a month ago and I am having the same problem. Any insight would be helpfull. Any help would be appreciated. It cannot prevent some blankets from failing to work properly, however. The following link contains the owner's manual for the blanket and it may be useful to you in resolving this problem. I tested the blanket for continuity with my multi meater and the blanket seems fine. An electric blanket will provide toasty warmth even on the most bitter cold evenings. Owner's Manual . Set the control to "On." Unplug the blanket from the wall. I agree that sunbeam needs to do a recall on these blankets. Heat is also therapeutic to aching muscles and sore joints. If it is, plug the power cord of your blanket back into the outlet and turn the blanket "on." I have unplugged it several times and this does not fix the problem and the blanket is not heating. View our electric throws to find the premium softness you deserve to get a good night's rest. Any suggestions to make it work? I am very frustrated and not sure what to do. Plug the power cord into the wall outlet. I bought it at Walmart. Click to see full answer. A set screw determins the ability of a contact is made or broken. First, unplug the blanket from the outlet. Sunbeam electric blankets, or heated blankets, include a feature called the ThermoFine Warming System. The blinking light indicates an open circuit, most likely caused by a broken wire inside the blanket. Check the connections before throwing out your old electric blanket and buying a new one. I can't take it back or find the manual because someone accidently through the packaging out. I have a sunbeam electric blanket that is not heating. Why is my Sunbeam heated 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. If your blanket unexpectedly stops working, some simple troubleshooting may provide an easy solution to your dilemma. These wires are not suited for constant flexing which happens when you try to wash them. 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