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Error Type
Bad stitch
① Bad tape
quality
② Inadequate tension on X-
Y belt
③ Foreign substance in X-Y
rail
④ Failure of X/Y driver board
⑤ Heavy load on frame
Broken Needle
① Crooked needle bar pin
Bar Pin
② Use of a poor-quality
needle bar pin
③ Abrasion or transform of
the edge of the needle
④ The needle bar pin
contacts near the eye of
a needle in plate
⑤ Installation of the wrong
needle bar pin
When the
① Cable fuse short-circuit
fluorescent lamp
is not properly
operating, one
② Circuit fuse short-circuit
of the following
might be the
reason:
③ Expired lifespan of the
lamp
Cause
Correct tape
Adjust tension
Clean the rail
Change circuit board
Reduce speed of main shaft
Exchange of Needle Bar Pin
•Check that the clamping screw
of needle plate has not come
loose.
•Adjust the position of the
needle bar
Correct Installation of Needle
Bar Pin
Replace the cable fuse
Replace the con. box lamp ass'y
fuse
Replace the fluorescent lamp
Inspection & Repair
8-3
Reference
※ Change fuse spec
※ Change fuse spec
※ Change fuse spec
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