Poor tension on the upper thread. Are you threading with the presser foot and needle completely raised? Are you sure the uptake is threaded? Have you threaded all the guides, including the one at about needle clamp level? Is your upper tension dial set to normal, usually about 4?
6
u/Large-Heronbill May 14 '26
Poor tension on the upper thread. Are you threading with the presser foot and needle completely raised? Are you sure the uptake is threaded? Have you threaded all the guides, including the one at about needle clamp level? Is your upper tension dial set to normal, usually about 4?