63
Stitch Skip ① Crooked needle
② Inappropriate needle for the
thread used
③ Installation of wrong needle
④ Inappropriate needle and
hook timing
⑤ Wide distance between the
groove of the needle and
the hook point
⑥ Inappropriate lowest point
of the needle
⑦ Damaged hook point
⑧ Inappropriate supply of the
upper or lower thread
⑨ Inappropriate thread use
■ Too strong thread twist
■ Too elastic thread
■ Too flexible thread
⑩ Excessive moving scope or
too strong tension of the
thread take-up lever spring
⑪ Too weak pressure of the
presser foot or the damaged
presser foot spring, so that
the embroidery fabric
moves along with the
movement of the needle.
■ Replace the needle
■ Use the appropriate size of
the needle
■ Properly install the needle
■ Readjust the timing of the
needle and the hook
■ Readjust the distance
■ Readjust the lowest point of
the needle
■ Correct the hook point with
the whetstone or replace the
hook
■ Readjust the tension of the
upper or lower thread
■ Replace the bobbin or the
bobbin case in case of the
lower thread
■ Choose appropriate threads
for embroidery
■ Adjust the stroke and the
tension of the thread take-
up spring
■ Replace the presser foot
pressing spring
Corrective Action and Check PointCause of TroubleType Remarks
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