Sears 385.1883 manual Performance Problems Chart, What to Do When

PERFORMANCE PROBLEMS CHART

What to Do When

PROBLEM		PROBABLE			CAUSE
		incorrect s_ze needle
		Improper		threading.
		Loose	upper thread				tension.
Irregular	Stitches	Pulling	tabnc.
		Loose	presser		toot
		Unevenly		wound		bobbin.
		Nicks or burrs at hole ot needle plate.
		Puiling	tabnc.
Breaking	Needle	Incorrect		s_ze needle.
		Incorrect		setting		ot needle.
		Loose	presser		toot.
Bunching	of Thread	Upper	and lower			threads not drawn back
		under presser toot betore starting seam.
		incorrect		thread		tension.
		Using two different sizes or kinds of thread.
Puckering		Bent or blunt			needle.
		Loose	presser		toot.
		Fabric too sheer or too soft.
		Incorrect s_ze needle.
Skipping	Stitches	Bent or blunt			needle.
		Incorrect		setting		el	needle.
		Tight upper thread					tenston.
		Starting to stitch too test.
		improper		threading,
Breaking	Upper Thread	Tight upper thread					tension.
		incorrect s_ze needle.
		Sharp	eye Jnneedle,
		Nicks or burrs at hole ot needle plate.
Breaking	Bobbin Thread	Improper		bobbin		threading.
		Lint in bobbin holder or hook race.
		The teed dog is not in the upper position.
Fabnc not Moving		Stitch Length set at 0.
		Thread	knotted			under tabric.
		Push-pull clutch Is disengaged,
Machine	Jamming Knocking Noise	Thread	caught		in hook race,
		Lint in bobbin holder or hook race.

CORRECTION

Choose correct size needle or thread and fabric.

Rethread machine.

Tighten upper thread tension.

Do not pull fabric; guide it gently.

Reset presser toot.

Rewind bobbin.

Replace needle plate, or polish off burrs completely.

Do not pull fabric; guide it gently.

Choose correct size needle tot thread and fabnc.

Reset needle,

Reset presser toot.

When starting a seam be sure to draw both threads under and

back el presser toot about 4"'and hold until a tow stitches are termed.

Reset thread tension.

Upper thread and bobbin thread should be same size and kind. Insert new needle,

Reset presser toot.

Use underlay of tissue paper.

Choose correct size needle for thread and tabnc

Insert new needle.

Reset needle.

Loosen upper thread tension.

Start to stitch at a medium speed. Rethread machine.

Loosen upper thread tension.

Choose correct seze needle tot thread and fabric. insert new needle.

Replace needte plate, or polish off burrs completeJy.

Check bobbin threading.

Clean bobbin holder and hook race.

Raise the teed dog with the drop lever. Adjust Stitch Length Control.

Place both threads back under presser toot betore beg_nmng to stitch.

Push in the dutch.

Disassemble and clean hook race.

Ctean bobbin holder and hook race.

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