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Lower Shaft And Rotary Hook Mechanism - Brother S-7300A Service Manual

Single needle direct drive lock stitcher with electronic feeding system and thread trimmer
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4. MECHANICAL DESCRIPTIONS

4-2. Lower shaft and rotary hook mechanism

1.
Main shaft motor
2.
Timing pulley U
3.
Pulley
4.
Lower shaft
5.
Lower shaft gear
6.
Rotary hook shaft gear
7.
Rotary hook shaft
8.
Rotary hook assembly
39
S-7300A
1267D

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