Singer M100A User Manual download pdf (Page 15)

THE IMPROVED FAMILY SINGER.

thread. To regulate tlie upper tension, turn the ^mall thumb-screw in

front of the tension discs, over toward you to increase the tension, and

from you to diminish it. A loose tension is best for sewing cotton or

linen fabrics, to prevent fullness after the goods have been washed.

If there are loops or a straight Uiread on the under side of the fabric,

as in Fig, 14,

Fig. 14.

it shows that the upper or needle tension is too loose.

If loops or a straight thread appear on the upper side of the goods, as

in Fig. 15,

Fig. 10.

it ^ows that the upper tension is too tight, and it should be diminished

sufficiently to bnng the lock m the centre of the fabric, as in Fig. 16,

Fig. 10.

To Alter the Length of Stitch.

^ On the right side of the operator, and at the front of the arm, there

is a thumb-screw working in a slot. Loosen this, and move it downwards

to lengthen, or upwards to shorten the stitch. When you get the length

of stitch you require, tighten the thumb-screw.

To Change the Pressure on Material.

Turn the large thumb-screw on the top of the head of the machine,

to the rig^ht to increase, and to the left to diminish the foot-bar pressure;

When properly set, this need never be changed for any ordinary work.

1 2 ... 10 11 12 13 14 15 16 17 18 19 20 21 22

No comments

Singer M100A User Manual Page 15