Download a free manual at
www.singerco.com under customer service because you need to rethread totally, Once you have rethreaded it, try pulling on the top thread with the presser foot up, it should pull smoothly, now put the presser foot down, pull top thead again, it should barely move. This should seat the thread in the tension discs. Also, check that your needle is inserted right, flat side facing the rear of the machine. Good luck
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