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Rotary hook drive mechanism
Main unit
Disassembly
5
Lower shaft A assy. disassembly
1. Remove screws 1 (set screw, socket (FT) M5X5) (two), and remove the
joint.
2. Remove screws 2 (set screw, socket (CP) M4X4) (two), and remove the
set screw collar 1, thrust washer 2, eccentric shaft bushing 3 and thrust
washer 2.
3. Remove the screws 3 (set screw, socket (CP) M5X5) (three), and remove
timing pulley D 4.
4. Remove retaining ring E6 from the lower shaft A.
22
1 2
3
13 4
6
Feed module removal
1. Remove screws 1 (two), and remove the feed module.
1
1
7
Tension pulley assy. removal
1. Remove the tension pulley assy. 1.
1
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