Adjusting Thread Tensions - Singer Stylist II Serger Manuel D'instruction

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ADJUSTING THREAD TENSIONS

Turning thread tension control dial to a higher number
gives a tighter thread tension. Turning the thread control
dial to a lower number gives a looser thread tension. The
higher the number, the tighter the tension.
Test thread tensions on a scrap of the fabric you plan to use.
Increase tension
Decrease tension
FOUR-THREAD USE
Just right.
Under side
Lower
Upper
looper
looper
thread
thread
Right
Left
needle
needle
thread
thread
Fig. 1
Top side
Increase upper looper thread
tension and/ or decrease
lower looper tension.
40
TWO-THREAD USE
Just right.
Under side
Needle
thread
Top side
Upper looper thread pulled
Lower looper thread pulled to
to under side.
top side.
Under side
Under side
Lower
looper
thread
Upper
Upper
looper
looper
thread
thread
Fig. 2
Top side
Top side
Increase lower looper thread
tension and/or decrease
upper looper tension.
Lower looper thread pulled to under
side.
Under side
Lower
looper
thread
Needle
thread
Fig. 1
Top side
Decrease needle tension.
Left needle thread loose
and visible on under side of
fabric.
Under side
Left
needle
thread
Lower
looper
thread
Fig. 3
Top side
Increase left needle thread
tension and/or decrease either
or both looper threads.
Needle thread pulled to top side.
Under side
Lower
looper
thread
Needle
thread
Fig. 2
Top side
Increase needle thread tension.
Right needle thread loose
and visible on under side of
fabric.
Under side
Right
needle
thread
Fig. 4
Fig. 5
Top side
Increase right needle thread
tension.
Lower
looper
thread
Fig. 3

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14j250

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