SINGER 1120 - Manual (Page 30)

Sewing on lace and elastic, darning, mending, reinforcing
edges, bar tacks.
Set the stitch pattern dial to " ".
Place patch in position. The stitch length can be shortened to
produce very close stitches. (1)
When mending tears, it is advisable to use a piece of backing
fabric to reinforce. The stitch density can be varied by adjusting
the stitch length. First sew over the center and then overlap on
both sides. Depending on the type of fabric and damage, sew
between 3 and 5 rows. (2)
1 2
27
Multi-stitch zig-zag
Stitch width dial
( ) models A & B
Stitch length dial
(models A, B & C)
All purpose foot
5 0
1 2 3
4
5 0
1 2 3
4
0
1
2
3
4
S
1
S 2