FAQs & Troubleshooting
Date: 08/09/2017 ID: faqh00000491_001
Adjusting the thread tension dials
There is a thread tension dial for each needle thread, the lower looper thread and the upper looper thread.
The correct thread tension may vary according to the type and thickness of the fabric and the type of thread used.
Thread tension adjustments may be necessary for any change in sewing materials.
Yellow marked tension disc is for left needle.
Pink marked tension disc is for right needle.
Green marked tension disc is for upper looper.
Blue marked tension disc is for lower looper.
Sewing is possible at position "4" for most circumstances. (Standard: SPAN 60/3Z)
If the stitch quality is insufficient, select a different tension setting.
< A > Tension selection mark
For heavy tension: 4 to 7
For light tension: 4 to 2
For medium tension: 5 to 3
If you cannot find the correct tension, refer to the charts on following pages.
Make sure that the thread is properly seated in the tension discs.
If you need further assistance, please contact Brother customer service:
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