Adjusting Arm Thread Guide R; Adjusting The Needle Bar Height; Adjusting The Needle Bar Lift Amount - Brother BAS-342G Instruction Manual

11-2. Adjusting arm thread guide R

More thread

11-3. Adjusting the needle bar height

2552Q
Turn the machine pulley 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, use the highest reference line (reference line a).

11-4. Adjusting the needle bar lift amount

2554Q
Turn the machine pulley 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 (1), and then loosen the bolt (2) and move the driver
(3) so that the tip of the rotary hook is aligned with the center of the needle.
* If using a DP X 5 needle, use the second reference line from the top of the needle bar (reference line b).
The standard position of arm thread guide R (1) is when the
screw (2) is aligned with the index mark.
Loosen the screw (2) and move arm thread guide R (1) to
adjust.
Less thread
* When sewing heavy material, move arm thread guide R
(1) to the left. (The thread take-up amount will become
greater.)
* When sewing light material, move arm thread guide R
(1) to the right. (The thread take-up amount will become
Index mark
less.)
4031M
Needle center
Rotary hook tip
0135Q
BAS-342G
11. STANDARD ADJUSTMENTS
4032M
4033M
56