33 34 35
3637
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
2
3
4
5
6
7
89
10
11
12
13
14 15 17
16
18
19
20
21
22
23
24
25
26
27
28 29
30
31
32
1
44
28
36 53
54
55
56
57
58 59
Automatic presser foot lifter components