Brother ULT2001 operation manual Making Minor Machine Adjustments, Problem Cause Solution

MAKING MINOR MACHINE ADJUSTMENTS

If you have a minor problem with your sewing machine, check the following solutions. If the solutions suggested do not correct the problem, contact your authorized dealer.

Problem	Cause	Solution	Page
	1 Machine is not threaded correctly (used	Rethread the machine correctly.	1-32
	the wrong spool cap, spool cap is loose,
	the thread did not catch the needle bar
	threader, etc.)
	2 Thread is knotted or tangled.	Re-thread upper and lower thread.	1-31,1-32
	3 Thread is too thick for the needle.	Check needle and thread combi-	1-45
		nations.
	4 Upper thread tension is too strong.	Adjust the thread tension.	2-13,5-40
Upper	5 Thread is twisted.	Use scissors, etc., to cut the twisted	7-2
thread		thread and remove it from the race,
breaks		etc.
	6 Needle is turned, bent or the point is dull.	Replace the needle.	1-43
	7 Needle is installed incorrectly.	Reinstall the needle correctly.	1-43
	8 There are scratches near the hole of the	Replace the needle plate, or con-	8-2
	needle plate.	sult your authorized dealer.
	9 There are scratches near the hole in the	Replace the presser foot, or con-	1-39
	presser foot.	sult your authorized dealer.
	0 There are scratches on the race.	Replace the race, or consult your	8-2
		authorized dealer.
	1 Bobbin is set incorrectly.	Reset the bobbin thread correctly.	1-31
Bobbin	2 There are scratches on the bobbin or it	Replace the bobbin.	1-31
	doesn’t rotate properly.
thread
	3 Thread is twisted.	Use scissors, etc. to cut the twisted	7-2
breaks
		thread and remove it from the race,
		etc.
	1 Machine is threaded incorrectly.	Check the steps for threading the	1-32
		machine and rethread it correctly.
	2 Using improper needle or thread for the	Check the “Fabric/Thread/Needle	1-45
Skipped	selected fabric.	Combination” chart.
stitches	3 Needle is turned, bent or the point is dull.	Replace the needle.	1-43
	4 Needle is installed incorrectly.	Reinstall the needle correctly.	1-43
	5 Needle is defective.	Replace the needle.	1-43
	6 Dust or lint is collected under the nee-	Remove the dust or lint with the	8-2
	dle plate.	brush.

CONTENTS

1—

2—

3—

4—

5—

6—

7—

8—

9—

?!

Troubleshooting

9-5

Index