What to DoWhen icontinued)
PROBLEM PROBABLE CAUSE CORRECTION
Monograms and buttonholes not Machine was not allowed to complete the Hold down the foot control until the machine has
identical last few stitches, stopped.
incorrect s_ze needle, Choose correct sJze needle for thread and fabric,
Bent or blunt needle. Insert new needle.
Skipping Stitches Incorrect setting of needle. Reset needle.
Tight upper thread tension. Loosen upper thread tension.
Light pressure on presser foot. increase pressure on presser foot.
Breaking Upper Thread
Starting to stitch too fasL
lmproper threading,
Tight upper thread tension.
Incorrect s_ze needle.
Sharp eye Ln needle,
Nicks or burrs at hole of needle plate.
Start to stitch at a medium speed.
Rethread machine.
Loosen upper thread tensJon.
Choose correct s_ze needle for thread and fabric,
Insert new needie.
Replace needle plate, or polish off burrs completely.
Check bobbin case threading.
Clean bobbin case and shuttle.
Breaking Bobbin Thread improper bobbin case threading.
Lint m "bobbin case or shuttle.
Darning plate m place, Remove darning plate.
Light pressure on presser foot. Increase pressure on presser foot.
Fabric not Moving Thread knotted under fabric. Place both threads back under Dresser foot before beginning
to stitch.
Push-pull clutch is disengaged. Push in the clutch.
Thread caught in shuttle. Disassemble and clean shuttle.
Machine Jamming Knocking Noise
Lint in bobbin case or shuttle, Clean bobbin case and shuttle,
Fabric is pulling and distorting the
automatic fabric feed.
Fabric is too thick near the seam and the
buttonholes.
Buttonholes are not identical
in length and shape,
1. Keep the fabric from falling off the edges of the sewing
surface.
2. Bunch the fabric slightly all around the needle
(see illustration on page 67).
!, Use the B Foot m these instances.
2, Start the buttonhole so that you sew toward the edge of
the fabric,
3. Put standard writing paper (not tissue paper) under the
garment to aid fabric feed (for woven and stretch fabrics).
4, Do not use the Memory function.
Sew each button individually.
88
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