Singer 9940 Instruction Manual page 26

1. Place bobbin into bobbin holder with the thread
unwinding counter clockwise.
2. Draw thread into notch (a) with holding the
bobbin.
3. Pull thread toward the left and along the inside
of spring (b) until it slips into notch (c) making
sure that thread does not slip out of notch (a).
4. Pull thread out about 10 cm (4 inches).
Replace the bobbin cover. Set the left tab into
the hole in needle plate and push the right side
of bobbin cover down until it clicks into place.
NOTE: Use Singer bobbins only.
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9940EFSt.pm6
26 2003.9.10, 8:31 PM