Side Feed Line Adjustment - Baby Lock BLMY Service Manual

Adjustment (Main Unit)
1. Start test mode (refer to 4.4 "Test Mode" for test mode startup methods).
2. After pressing
press again until the needle moves to the left (base line) position and select "Feed line adjustment mode."
3. Set up two pieces of broadcloth, one on top of the other, on the sewing machine, press
feed line adjustment mode" and check the shape of the horseshoe pattern.
*Key point
• The horseshoe pattern should be oriented almost perfectly to the side
• The length of the upper side of the horseshoe pattern should be 26-31 mm.
Fig.A
4. When the feed dog lateral position is center, adjust the set screw collar in the feed module so that the vertical
adjusting screw is almost perfectly vertical when viewed from the rear of the sewing machine.
5. Adjust the up and down gap on the right side of the horseshoe to 4 - 6 mm using
6. Adjust the difference in length between the top and the bottom to less than 1 mm using
4 - 22

Side feed line adjustment

and selecting , press
6
Material drift correction value
Vertical
Fig.C
Fig.D
Negative correction
, and after selecting "FORWARD AND REVERSE FEED,"
Left and right length correction value
Fig.B
Positive correction
Negative correction
Less than 1mm
Positive correction
to operate in "Side
The bottom
or .
or .