White 2200 manual Checking Performance Problems Troubleshooting

CHECKING

PERFORMANCE

PROBLEMS

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TROUBLESHOOTING

Problem

Probable

cause

What

to

do

Fabric move

does

not

-	Feed dog down
-	Stitch length dial on	O	position
	Light presser foot pressure
-	Machine not moving

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-

Raise feed dog
Set dial between 1	and
Increase pressure
Moving stop motion

4

Breaking

needle

-	Incorrect insertion of	needle
-	Bent needle
-	Fabric is being pulled
-	Needle, thread and fabric do
	not match

- Re-insert needle
-	Replace needle
-	Do not pull fabric
-	Use correct needle and

thread

Breaking thread

upper

-	Faulty adjustment	of zigzag
	width
-	Improper threading		tension
-	Tight upper thread
-	Bent needle		on shuttle
-	Scratches or nicks

- Re-adjust zigzag width
- Re-thread machine
-	Reduce upper thread tension
-	Replace needle
-	Polish or replace shuttle

Breaking thread

bobbin

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-

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-

Tied	bobbin thread	tension
Incorrect		of needle
	insertion
Improper threading
Lint	or thread in shuttle

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-

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-

Reduce bobbin thread tension Re-insert needle

Rethread machine Clean shuttle

Machine jamming

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-

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Excessive tension

Presser foot pressure to strong Needle, thread and fabric do not matchd

No oil

-	Readjust tension
-	Change pressure accordingly
-	Choose proper needle and
	thread
	according to type of
	fabric
-	Need oil

Puckering

-	Tension too tight.		-	Reset.
-	Sewing foot pressure too		-	Regulating sewing foot
	strong.			pressure.
	Incorrect using fabric,	needle,
-			-	Correct using fabric,	needle
	and thread.			and thread.

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