I-1 Principal parts of the machine
18.
Handwheel
19.
Pattern
selector
dial
20.
Buttonhole
stitch
balance
adjustment
slot
21.
Power
and light switch
22.
Main plug socket
23.
Upper thread
guide
24.
Drop feed control
25.
Presser
foot lifter
26.
Foot Speed
Control
27.
Power
cord
28.
Needle
Plate
29.
One-way
needle
clamp
30.
Bobbin
cover
plate
31.
Feed System
(feed dog)
19
20
21
22
23
25