20 Most Recent Sunbeam Fleece Throw Electric Heated Warming Heating Blanket Mushroom Questions & Answers

Are you sure it was set properly. If there is something wrong tell the person who gave it to you and see if they can get a replacement.

Take it back and get another one. You'll have no problem with a direct exchange.

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I don't know how old those are but if they are over 1 year old flexing can cause the heat wires to fail. If it is in the controller it could be a thermal cutoff that needs replacing. My sister got a burn on her hand during the early 80's from an electric blanket so you have to watch if it is not working the way it should there could be a chance of injury.

Lo batteries or too far away or interference will cause this.

You can adjust it by the length of the pendulum. This lik will walk you through the process: http://usedclockparts.com/9-clock-case-repairs/31-how-to-speed-up-or-slow-down-your-clock-using-it-s-pendulum