Needle Bar Height - Janome JP720 Servicing Manual

Mechanical Adjustment

Needle bar height

When the tip of the hook meets the left side of the needle in ascending travel of the needle from its left and lowest
position, the distance between the top of the needle eye and the tip of the hook should be in the range of 3.0 to 3.6
mm.
1. Remove the face cover, needle plate and bobbin holder.
2. Turn on the power switch.
3. Select the pattern
4. Turn the handwheel toward you until the tip of hook
5. Loosen the setscrew
6. Adjust the height of the needle bar by moving the needle bar upward or downward without turning it. (Make sure
that the needle setting groove
7. Tighten the setscrew
8. Insert the bobbin holder, then attach the needle plate and face cover.
(simple zigzag). (maximum zigzag width)
w
.
e
of the needle bar is in the front).
w
.
w
Hook race unit
q
meets the right side of the needle.
e
Needle #14
11
q
Hook race
3.0-3.6 mm
Upper edge of
needle eye