1 Thread tree
2 Handle
3 Presser foot pressure adjustment screw
4 Spool pin
5 Spool support
6 Thread take-up cover
7 Needles
8 Upper knife
9 Presser foot
0 Material plate cover
A Spool stand (thread tree support)
B Left needle thread tension dial
C Right needle thread tension dial
D Presser foot lifting lever
E Hand wheel
F Upperlooper thread tension dial
G Lowerlooper thread tension dial
H Front cover
I Material slide plate (for overlock stitch)
J Main power switch and light switch
K Stitch length adjustment dial
L Differential feed ratio adjustment lever
M Lowerlooper threading lever
N Stitch finger
O Stitch width lever
P Upperlooper
Q Lowerlooper
R Free-arm cover
S Bed extension
T Knife lever
1 线架
2 提手
3 压脚压力调整螺丝
4 线筒轴
5 线筒架
6 挑线杆封盖
7 针
8 上切刀
9 压脚
0 布料板盖
A 线架支架
B 左针线张力转盘
C 右针线张力转盘
D 压脚抬杆
E 手轮
F 上弯针线张力转盘
G 下弯针线张力转盘
H 前盖
I 布料滑盘(用于包缝针迹)
J 主电源开关和照明开关
K 针迹长度调整转盘
L 差动送料比例调整杆
M 下弯针穿线杆
N 针迹指针
O 针迹宽度控制杆
P 上弯针
Q 下弯针
R 自由臂盖板
S 扩展平台
T 切刀杆
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