Owner's Manual

10. STANDARD ADJUSTMENTS

BAS-300G-484, BAS-300G-484 SF

10-5. Adjusting the needle bar lift amount

Turn the pulley (1) by hand in the direction of the arrow to raise the needle bar from the lowest position until the lowest

reference line on the needle bar (reference line B) is aligned with the lower edge of the needle bar bush (2), and then loosen

the two set screws (4) and move the rotary hook to adjust so that the rotary hook tip (3) is aligned with the center of the

needle.

10-6. Adjusting the needle clearance

Turn the pulley (1) in the direction of the arrow to align the rotary hook tip (2) with the center of the needle, and then loosen

the two set screws (3) and move the rotary hook forward or back to adjust so that the clearance between the needle and the

rotary hook tip (2) is 0.01 to 0.08 mm.

4685M

4686M

4687M

4667M

4688M4667M