Arm Thread Guide C; Needle Bar Bush Thread Guide D; Adjusting The Needle Bar Height - Brother KE-430F Service Manual

11. ADJUSTMENT

11-1-3. Arm thread guide C

11-1-4. Needle bar bush thread guide D

11-2. Adjusting the needle bar height

2326B
1. Loosen the two bolts (1), and then remove the eye guard assembly (2).
2. Turn the pulley in the direction of the arrow to move the needle bar to the lowest position. Then remove the rubber cap (4),
loosen the screw (5) 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 (3).
* If using a DP x 5 needle, use the highest reference line (reference line a).
106
Increase Decrease
Reference
line
2322B
2325B
KE-430F, BE-438F
The standard position of arm thread guide C (1) is when the
screw (2) is aligned with the position of the reference line.
To adjust the position, loosen the screw (2) and then move
arm thread guide C (1).
・ When sewing heavy-weight materials, move arm thread
guide C (1) to the left. (The thread take-up amount will
increase.)
・ When sewing light-weight materials, move arm thread
guide C (1) to the right. (The thread take-up amount will
decrease.)
Check that needle bar bush thread guide D (1) is at the
middle of the needle bar (2).
NOTE:
If needle bar bush thread guide D (1) is not in the correct
position, the thread may pull out or skipped stitches may
occur.
2904B