Singer 3321 - Principal Parts of the Machine

13. Horizontal spool pin
14.
15. Hole for a
16. Handwheel
17. Power and light switch
18. Main plug socket
19. Bobbin thread guide
20. Upper thread guide
21. Face plate
22. Handle
23.
24. Foot speed control
25. Power cord
Bobbin winding spindle
Presser foot lifter
uxiliary spool pin
4
Principal Parts of the Machine
25
18
19
13
15
17
16
20
21
22
24
23
14
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