Singer 20U109 User Manual

18
Zigzag Sewing Machine | Instruction Manual and Parts List
3.15
Needle
Thread
Tension
Adjustment
Figure 22
Adjusting the tension of needle
thread using tension adjusting nut
‘1’ according to different sewing
condition. (Figure 22)
Turn the nut ‘1’ clockwise (in direc-
tion of the marker ‘+’), the tension
will increase.
Turn the nut ‘1’ counterclockwise (in
direction of the market ‘-‘), the
tension will decrease.
3.16
Thread
Take-up
Spring
Adjustment
Figure 23
The adjusting of the pressure of the
thread take-up spring ‘4’ (Figure
23).
Turn the thread tension post ‘1’
clockwise (in direction of the marker
‘+’), the pressure will be increased.
Turn the thread tension post ‘1’
counterclockwise (in direction of
the marker ‘-’), the pressure will be
decreased.
The adjusting of the stroke of the
thread take-up spring ‘4’. (Figure 23)
Loosen setting screw ‘2’.
Turn the thread tension ‘3’ clock-
wise (in direction of the marker ‘+’),
the stroke of the thread take-up
spring will be increased.
Turn the thread tension ‘3’ counter-
clockwise (in direction of the marker
‘-’), the stroke of the thread take-up
spring will be decreased.
1
1
2
3
4

Singer 20U109 Specifications

General

Brand	Singer
Model	20U109
Category	Sewing Machine
Language	English