Sewing Machine Shuttle Hook Timing Problems and Solutions/Incorrect or faulty timing of shuttle hook

Meaning of Incorrect, Faulty, or Wrong Shuttle Hook Timing in a Sewing Machine The meaning of incorrect, faulty, wrong, or disturbed shuttle hook timing in a sewing machine is that the hook of the shuttle in the sewing machine is unable to catch the thread from the needle, take it down, and form a loop by joining it with the thread filled in the bobbin inside the bobbin case attached to the shuttle.