Brother XL-3500i, XL-3750, LS-590 operation manual Troubleshooting

APPENDIX / ANEXO —————————————————————————————————————————————————

Troubleshooting

If the machine stops working properly, check the following possible problems.

If the problem is still there, contact your retailer or the nearest authorized service center.

Symptom	Possible cause	How to put it right	Reference
	The machine is not plugged in.	Plug the machine in.	page 15
The sewing	The main power switch is turned off.	Turn on the main power switch.	page 15
	The bobbin-winder shaft is pushed	Move the bobbin-winder shaft to the
machine does			page 27
not work.	to the right.	left.
	You have not used the foot control-	Use the foot controller properly.	page 15
	ler properly.
	The needle is not fitted properly.	Fit the needle properly.	page 16
	The needle clamp screw is loose.	Use a coin or screwdriver to firmly	page 17
		tighten the screw.
	The needle is bent or blunt.	Replace the needle.	page 16
	You have not used the right combi-	Choose a thread and needle that are	page 39
	nation of fabric, thread and needle.	appropriate for the type of fabric.
	The presser foot you are using is not	Attach the presser foot that is correct for	–
	appropriate for the type of stitch that
		the type of stitch that you want to sew.
	you want to sew.
	The upper thread tension is too tight.	Loosen the upper thread tension.	page 38
The needle	You are pulling the fabric too much.	Lightly guide the fabric.	–
breaks.	You have not fitted the spool properly.	Fit the spool properly.	page 32, 37
	The area around the hole in the nee-	Replace the needle plate.	–
		Contact your retailer or the nearest
	dle plate is scratched.	authorized service center.
	The area around the hole in the	Replace the presser foot.	–
		Contact your retailer or the nearest
	presser foot is scratched.
		authorized service center.
		Replace the bobbin case.	–
	The bobbin case is scratched.	Contact your retailer or the nearest
		authorized service center.
	You have not used a bobbin that has	Incorrect bobbins will not work
		properly. Only use a bobbin that has	page 26
	been designed for this machine.
		been designed for this machine.
	You have not threaded the upper thread
	properly. (For example, you have not fit-	Correct the upper threading.	page 32
	ted the spool properly, or the thread has
	come out of the guide above the needle.)
	There are knots or tangles in the	Remove any knots or tangles.	–
	thread.
	The needle is not appropriate for the	Choose a needle that is appropriate	page 39
The upper	thread you are using.	for the type of stitch.
thread breaks.	The upper-thread tension is too tight.	Loosen the upper thread tension.	page 38
		Remove the tangled thread. If the
	The thread is tangled.	thread is tangled in the bobbin case,	page 70
		clean the bobbin case.
	The needle is bent or blunt.	Replace the needle.	page 16
	You have not inserted the needle	Insert the needle properly.	page 17
	properly.

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