Needle and thread, Caution, Inserting the needle – SINGER 112 User Manual
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Zigzag Sewing Machine
Instruction Manual and Parts List
3.5.
Needle and Thread
Selection of the proper needle depends not only on the machine model, but also on the material and thread used.
For selection of proper needle and thread sizes to be used on the various machine models please refer to the table
below
Model
20U-1Û9 / 109C / 112 / 112C / 309
Application
Light weight
materials
Medium weight
materials
Mid-heavy weight
materials
Max. thread size (Nm)-
Synthetic*
120
60
30
Needle size (1/lOOmm)
10(60)
12 ~16 (80 ~100)
18 ~ 19 (110 "'120)
Needle catalog (Needle
system)
1910-05 (135x9)
or an equivalent size of other types of thread
Caution:
• The power supply should be cut off before attaching the needle.
3.6.
Inserting the Needle
Use needle Cat. No. 1910-05 needle system (135x9)
only.
Raise needle bar to its highest position by turning
hand wheel toward you.
Loosen needle set screw '1' (see Figure 8) Insert the
needle in the needle bar and push it up as far as it will
go.
Make sure its long groove faces toward the front.
Tighten -needle set screw '1 securely.
Caution:
Switch off the machine.
Do not operate the machine without the finger guard '2' (see Figure 8).
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