Causes of Upper Thread BreakingTension is too tight. Needle is bent or has a blunt point. Thread is too coarse for the size needle. There is a burr on the needle hole of the presser foot (caused by breaking the needle when pulling fabric from the machine).
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Explanation:
Causes of Upper Thread Breaking
Causes of Upper Thread BreakingTension is too tight. Needle is bent or has a blunt point. Thread is too coarse for the size needle. There is a burr on the needle hole of the presser foot (caused by breaking the needle when pulling fabric from the machine).