7. STANDARD ADJUSTMENTS
BAS-311HN, BAS-326H
40
7-5. Adjusting the needle bar height
Turn the pulley in the direction of the arrow to move the needle bar to the lowest position. Then remove the rubber plug (2),
loosen the screw (3) and then move the needle bar up or down to adjust so that the second reference line from the bottom
of the needle bar (reference line A) is aligned with the lower edge of the needle bar bush (1).
* If using a DP X 5 needle, align with the highest reference line (reference line a).
7-6. Adjusting the needle and rotary hook timing
1. Turn the pulley (1) 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).
* If using a DP X 5 needle, align with the reference line b which is the second reference line from the top.
2. Loosen the bolt (3).
3. Move the driver (4) sideways so that the tip of the rotary hook is aligned with the middle of the needle, and then tighten
the bolt (3).
2552Q 3124B
3359B
3360B
3059B
0135Q
Center of the needle
Tip
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