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Feed mechanism
Main unit
Disassembly
1 Removal of Tension pulley assy.
1. Remove the screw 1, and then remove the tension pulley assy. 1 from
the arm bed.
1 1
2 Removal of Lower shaft bushing
1. Remove the screw 1, and then remove the lower shaft bushing 1.
1
1
3 Removal of Inner rotary hook assy.
1. Remove the inner rotary hook assy. 1.
1