11
1
2
3
4
5
6
7
8
9
10
20
21
22
23
24
25
26
27
28
29
30
31
32
12
13
14
15
16
17
18
19
1. Speed limiting adjustment
lever
2. Needle up/down position
button
3. Auto-lock button
4. Reverse button
Start/stop button
Thread cutter
7.
8. Auto needle threader
9. Bobbin cover plate
10. Sewing table and accessory
box
11. Tension dial
12. Bobbin winder spindle
13. Bobbin winder stopper
14. LCD screen
15. Stitch length adjustment
button
16. Stitch width adjustment
button
17. Memory buttons
18. Selection buttons
19. Function buttons
20. Quick reference plate
21. Hole for
22. Handwheel
23. Main power switch
24. Main plug socket
25. Foot controller connector
26. Horizontal spool pin
27. Bobbin thread guide
28. Presser foot pressure
29. Upper thread guide
30. Handle
31. Presser foot lifter
32. Drop feed lever
Buttonhole lever
5.
6.
auxiliary spool pin
Principal parts of the
machine
10