Adjustment Of Needle Bar Height - Janome 3160QOV Service Manual

Mechanical Adjustment

Adjustment of needle bar height

Before proceeding with this adjustment, check the hook timing (refer to page 11). The distance between the
upper edge of the needle eye and the tip of the hook should be in the range of 1.6 to 2.0 mm when the tip of the
hook timing meets right side of the needle in the left needle position (
position.
1. Remove the needle plate, bobbin holder and face plate.
2. Turn the power switch on.
3. Select the pattern
4. Turn the handwheel toward you until the tip of hook meets the right side of the needle.
5. Loosen the hexagonal socket screw q.
6. Move the needle bar to adjust the needle bar height, and tighten the hexagonal socket screw q.
Be careful not to turn the needle bar.
7. Attach the bobbin holder, needle plate and face cover.
Left position (
(#14)
Hook race (unit)
(left position). Set the zigzag width at 0.
Needle plate
Bobbin holder
)
) as the needle ascends from its lowest
Hexagonal socket screw
Tip of hook meets the right side of the needle
Hook race
1.6 – 2.0 mm
12
Needle setting groove
Upper edge of needle hole