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ADJUSTINGTHREAD TENSIONS
Turning tension dial to a higher number gives a tighter thread
tension. Turning tension dial to a lower number gives a looser
thread tension. The higher the number, the tighter the tension.
Test thread tensions on a scrap you plan to use,
Increase tensio_
Decrease tension
FOUR-THREAD USE
Just right.
looper
thread
Fig. 1
Upper looper thread pulled to
uedef side.
Fig. 2
Increase upper looper thread
tension and/er decrease lower
looper tension.
Lower looper thread pulled to
top side.
looper
thread
Fig. 3
Increase lower looper thread
tension and/er decrease upper
looper tension.
Left needle thread loose and
visible on under side offabric.
Under:Side
Fig. 4
Increase left n_dle thread
tension and/or decrease either
or both looper threads.
Right needle thread loose and
visible on under side offabdc,
Fig. 5
Increase right needle thread
tension.
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