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Needle bar unit
Main unit
Disassembly
Disassembly
11 Case positioning plate assembly removal
1. Remove the screw 1 and spring washer (2-5), and then remove the case
positioning plate assembly.
1
12 Case positioning plate disassembly
1. Remove the nut (2, M4) 1, spring washer (2-4), and plain washer (M4),
and then remove the ball bearing (694) and the case positioning shaft from
the case positioning plate.
1