Singer 20U33 - Sewing Defects and Adjustments

From the library of Superior Sewing Machine & Supply LLC - www.supsew.com
SEWING
DEFECTS
AND
ADJUSHIENTS
ects
Need
le
Thread
Skip
Looping,
Improper
Uneven
Breakage Brec1kage
Stitching
Stagger
&
Feeding
Puckering
Zigzag
Noise
Place
of
Adjustmen~
Hitch
Stitch
Stitches
1. Thread
-
X
X
X
-
X
2.
Need
1 e
X
X
X
X
-
X
X
3. Needle Bar
X
X
X
-
-
-
-
X
4.
Rotating
Hook
-
X X
-
-
-
-
X
s.
Bobbin Case
-
X
-
X
-
X
6. Needle
Thread
Tension
-
X
-
X
X
X
X
N
7. Thread Take-up Lever
-
X
-
-
-
-
-
X
8.
Presser
Foot
X
X
X
-
X
X
9.
Feed
-
-
-
-
X
X
-
X
10,
Throat
Plate
X
X
-
-
X
1
1 . S t
i
t c h
\~
i
cl
t h
X
12. Needle
Position
X
13,
Material
X
-
-
- -
X
X
14. Gear
-
-
-
-
-
-
-
X