Janome MC6700P Service Manual page 33

Setscrew
Hexagonal socket bolt
Buttonhole lever
Upper feed foot
Upper feed
Insert a screwdriver
here.
Presser bar spring
release plate.
31
To adjust:
1. Follow steps 3 - 5 of "To check" procedure (with the
power switch turned off), and turn the handwheel
toward you to raise the needle.
2. Remove the top cover and face plate.
3. Loosen the hexagonal bolt.
4. Turn the handwheel toward you to lower the needle
until the needle tip matches with the surface of the
needle plate.
* If necessary, lower the buttonhole lever slightly, or
insert a screwdriver between the front bracket and
presser bar spring release plate.
5. Tighten the hexagonal socket bolt while pressing the
dual feed foot against the needle plate.
6. Check if there is no gap (see "To check" procedure).
7. Attach the face cover and top cover.