Adjusting the thread
tension
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Adjusting the thread tension
The left needle thread forms loops
on the underside:
Tighten the left needle thread
tension (blue).
The right needle thread forms
loops on the underside:
Tighten the right needle thread
tension (red).
The looper loops are formed on
the underside:
Tighten the upper looper tension
(blue), or loosen the lower looper
tension (green).
The looper loops are formed on
the upper side:
Tighten the lower looper tension
(green), or loosen the upper looper
tension (yellow).