CV3550
FAQ et Diagnostic |
CV3550
Date: 01/08/2017 ID: faqh00100771_000
How to adjust the looper thread tension
With the looper thread tension adjustment lever, fine adjustments can be made to the looper thread tension. When sewing stretch fabric or with a small stitch length, raise the lever to increase the tension of the looper thread. When sewing non-stretch fabric or with a large stitch length, lower the lever to reduce the tension of the looper thread.
(1) Raise the lever to increase the tension of the looper thread.
(2) Lower the lever to reduce the tension of the looper thread.
(A) Looper thread tension adjustment lever
Non-stretch fabric such as serge
Reduce the tension of the looper thread.
Lever position: Center | Lever position: Down |
Stretch fabric such as smooth knit
Increase the tension of the looper thread.
Lever position: Center | Lever position: Up |
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