Upper Shaft Removal - Brother PE770 Service Manual

Main unit
1

Upper shaft removal

1. Remove the 4 screws 1 and the 2 screws 2, and slide the fixed joint 1 to
the right.
2. Remove the screw 3, and detach the bushing presser 2.
3. Remove the timing belt 3 and the upper shaft 4.
4. Remove the fixed joint 1 from the upper shaft 4.
2
Pulley removal
1. Remove the pulley 1.
3
Upper shaft pulley removal
1. Remove retaining ring E6, and remove the upper shaft pulley 1.
4
Tension pulley assembly removal
1. Remove the screw 1, and remove the tension pulley assembly 1.
2 - 32
Needle bar, presser mechanism / Upper shaft mechanism
1(x 4), 2(x 2)
1
4 3
1
Retaining ring E6
1 1
2
3
1