Tension adjustments
Tension adjustments Cover stitch
The right needle thread forms loops on the wrong side:
Tighten the right needle tension (blue, C)
The center needle thread forms loops on the wrong side:
Tighten the center needle tension (green, B)
The left needle thread forms loops on the wrong side:
Tighten the left needle tension (yellow, A)
The looper thread is loose on the wrong side:
Tighten the looper tension (inside cloth plate, D) (purple)
Chainstitch
The needle thread forms loose loops on the wrong side:
Tighten the left needle tension (yellow, F)
The looper thread is loose on the wrong side:
Tighten the looper tension (inside cloth plate, E) (purple)
A B C
D
E
F
Thread tension
The thread tension can be adjusted to suit the various types of thread.
Basic needle tensions: 3-5
To increase the tensions: 6-9
To decrease the tensions: 2-1
Basic looper tensions: M
To increase the tensions: H
To decrease the tensions: L (When seam becomes like A)
The looper tension dial is inside cloth plate.
A
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