SINGER W1600 User Manual
Page 13
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It is necessary to adjust the thread tension lor the seams shown below.
[ADJUSTING THE NEEDLE THREAD TENSIONS]
'he left needle thread tension is too loose. j^e right needle thread tension is too loose.
Back side
Front side
righten the left needle thread tension.
Front side
Tighten the right needle thread tension.
[ADJUSTING THE LOOPER THREAD TENSIONS]
The lower tooper thread is tight and/or
the upper looper thread is loose.
The upper looper thread is tight and/or
the lower looper thread is loose.
Front side
Loosen the upper looper thread ten
sion and/or tighten the lower looper
thread tension.
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