![background image](/i/singer/168147/singer-heavy-duty-4423/h/singer-heavy-duty-4423-011.png)
When inserting or removing the bobbin, the needle must
be fully raised.
Attention:
1. Insert the bobbin in the bobbin case with the thread
running counterclockwise direction (arrow).
2. Pull the thread through the slit (A).
3. Draw the thread clockwise until it slips into the notch (B).
4. Pull out about 15 cm (6 inches) of thread and attach the
bobbin cover plate. (C)
Turn power switch to off ("O") before inserting or
removing the bobbin.
A
B
C
1
3
4
2
Inserting the Bobbin
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