Janome Continental M7 Professional - Utility Stitch Operations; Securing Seams and Cutting Threads; Needle Plate Guides Explained

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Buttonhole lever position adjustment
1. Turn the power switch on while pressing the start/stop
button and reverse button to enter the factory setting
mode.
2. Press the “BH Sen Tension” key to select the BH
sensor and tension adjusting mode.
3. Remove the face plate and lower the feed dog.
4. Without attaching the buttonhole foot R, lower the
buttonhole lever. Loosen the setscrew A of the
buttonhole lever guide and move the buttonhole lever
guide to the front or to the rear until the indication
below "BH Sen" changes to “L”.
Tighten the setscrew A.
5. Attach the buttonhole foot R and lower the buttonhole
lever.
6. Place a piece of paper under the presser foot to adjust
the clearance of buttonhole foot.
Lower the buttonhole R.
Adjust the clearance between the stopper and the
presser foot slider to 1.6 mm.
7. Loosen the hexagon socket screw until the indication
below "BH Sen" changes to “H”. Tighten the hexagon
socket screw slowly until the the indication below "BH
Sen" changes from “H” to “L”.
8. Turn the power switch off.
9. Attach the face cover.
If the buttonhole stitches are distorted or not balanced, refer to the troubleshooting of the
instruction book.
If the problem still persists, adjust as follows;
Buttonhole lever
Setscrew A
Clearance
1.6 mm
Buttonhole lever guide
Hexagonal
socket screw
Reverse button
Start/stop button