Adjustment Of Needle Bar Height - Janome 8050 Service Manual

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 (
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)
meCHaniCal adjustment
) aS the needle aScendS from itS loweSt poSition.
(left poSition). Set the zigzag width at 0.
needle plate
bobbin holder
tip of hook meetS the right Side of the needle
)
hexagonal Socket Screw
hook race
1.6 – 2.0 mm
13
needle Setting groove
Upper edge of needle hole