Adjustment Of Needle Bar Height - Janome 5300QDC Service Manual

ADJUSTMENT OF NEEDLE BAR HEIGHT

Before proceeding with this adjustment, check the hook timing (see 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 (
ascends from its lowest position.
1. Remove the setscrews (2 pcs.) on the needle plate, the needle plate and the bobbin holder.
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. Open the face cover.
6. Loosen the hexagonal socket screw.
7. Move the needle bar to adjust the needle bar height, and tighten the hexagonal socket screw.
Be careful not to turn the needle bar.
8. Attach the bobbin holder, needle plate and face cover.
Needle plate
Setscrew
Left position (
Hook race (unit)
MECHANICAL ADJUSTMENT
(left position). Set the zigzag width at 0.
Setscrew
) (#14)
Hexagonal socket screw
Bobbin holder
Tip of hook meets the right side of the needle
Upper surface of hook race
12
) as the needle
Needle setting
groove
1.6 to 2.0 mm
Upper edge of the needle hole