Innov-is 4000D/4000
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FAQs & Troubleshooting |
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Innov-is 4000D/4000
Date: 20/11/2012 ID: faqh00000024_000
Why does the upper thread keep breaking?
There could be several reasons why the upper thread keeps breaking.
- The upper thread could be installed incorrectly.
Rethread the machine according to the instructions in the manual.
Please refer to "Upper threading" of "Preparation" category.
- The upper thread tension could be set too tight.
Set the tension to the basic thread tension setting or less.
- Make sure the spool of thread is installed correctly using the correct size spool cap for the size of spool.
One Point Advice Place a spool of thread on a spool pin.
- The combination of needle size, thread size, and fabric is incorrect.
Be sure to use the correct needle and thread size for the fabric you are sewing.
(Example: Denim-size 16 needle and 40-50heavy-duty threads).
One Point Advice Combination of fabric, thread and needle
Related FAQs
FS155, FS70, Innov-is 1200, Innov-is 1500D/1500, Innov-is 15P, Innov-is 400, Innov-is 4000D/4000, Innov-is 55P, Innov-is 980K, Innov-is I / Innov-is 6000D, Innov-is Ie, LS-2125/2160, NX-400Q/400, PS-53/55/57
If you need further assistance, please contact Brother customer service:
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