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Mechanical Descriptions; Needle Bar And Thread Take-Up Mechanism; Lower Shaft And Rotary Hook Mechanism - Brother LZ2-B855E Service Manual

Electronic single needle zigzag lock stitcher electronic single needle zigzag lock stitcher with thread trimmer
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3. MECHANICAL DESCRIPTIONS

3. MECHANICAL DESCRIPTIONS
Operate in the order of the numbers in the illustration.
The G , I and other symbols with the numbers indicate different sequences of operation which can occur at the same
time.

3-1. Needle bar and thread take-up mechanism

4. Thread take-up lever shaft
G5. Needle bar connecting rod

3-2. Lower shaft and rotary hook mechanism

13. Rotary hook
12. Rotary hook shaft
3-01
3. Thread take-up crank
7. Lower shaft gear
6. Lower shaft
10. Bevel gear
9. Driving shaft
11. Bevel gear
2. Upper shaft
I5. Rotary thread take-up lever
I6. Needle bar clamp
I7. Needle bar
2. Upper shaft
3. Timing pulley U
5. Timing pulley D
8. Driving gear
LZ2-B855E,B856E
1. Pulley
1091S
1. Pulley
4. Timing belt
1119S

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