Brother CPS5XVY operation manual Troubleshooting, neatly on the

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Symptom	Probable Cause	Remedy	Reference
	The upper thread was not
	threaded correctly (for example,
	the spool is not installed correctly,
	the spool cap is too big for the	Correct the upper threading.	page 29
	spool being used, or the thread
	has come out of the needle bar
	thread guide).
	There are knots or tangles in the	Remove any knots or tangles.	–
	thread.
	The selected needle is not	Select a needle that is appropriate for
	appropriate for the thread being		page 39
		the type of thread being used.
	used.
	The upper thread tension is too	Loosen the upper thread tension.	page 57
	tight.
	The thread is tangled, for example,	Remove the tangled thread. If the
		thread is tangled in the bobbin case,	page 180
The upper thread	in the bobbin case.
		clean the race.
breaks.
	The needle is bent or blunt.	Replace the needle.	page 40
	The needle is incorrectly installed.	Correctly install the needle.
	The area around the hole in the	Replace the needle plate. Contact
	needle plate is scratched, or has a	your retailer or the nearest authorized	–
	burr on it.	service center.
				5
	The area around the hole in the	Replace the presser foot. Contact	–
	presser foot is scratched, or has a	your retailer or the nearest authorized
	burr on it.	service center.
	The bobbin case is scratched, or	Replace the bobbin case. Contact
		your retailer or the nearest authorized	–
	has a burr on it.
		service center.
		Incorrect bobbins will not work
	A bobbin designed specifically for	properly. Only use a bobbin	page 23
	this machine is not used.	designed specifically for this
		machine.
	The thread that was pulled out	Wind the thread that was pulled off
Bobbin thread	was not wound onto the bobbin	around the bobbin five or six times	page 25
	correctly.	clockwise.
does not wind
neatly on the		Move the sewing speed controller to
bobbin.
	Bobbin spins slowly.	the right (so that the speed will be	page 26
		fast).

Troubleshooting 183