Needle thread tension adjustment, Take-up spring regulation, Bobbin thread tension adjustment – SINGER 112 User Manual
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Zigzag Sewing Machine
Instruction Manual and Parts List
3.14.
Needle Thread Tension Adjustment
Regulate needle thread tension with tension
regulating knob '1', Figure 20.
V more tension
less tension
3.15.
Take-up Spring Regulation
Using a screwdriver in slot of stud '1', Figure 21,
regulate take-up spring tension by turning stud '1', as
required.
'+' More tension
Less tension
To adjust the amount of take-up spring movement,
loosen screw '2'. Figure 21, and set take-up spring
height by turning the entire tension assembly '3'
toward left or right, a$ required Securely tighten
screw '2'
Figure 21
3.16.
Bobbin Thread Tension Adjustment
Regulate bobbin thread tension with tension
regulating screw '1', Figure22.
'+' More tension
Less tension
- 2 0 -