Page 36
HQ Sweet Sixteen Service Manual
Figure 12.4
12. Adjusting the Needle Height with Cylinder Tool – Continued
Figure 12.5
Figure 12.6
3. Bring the needle to the lowest point by rotating the
hand wheel
(Figure 12.4).
4. Slide the cylinder tool gently against the needle
(Figure 12.5).
6. Reinstall the hook and set loop lift at 2.2 mm and reset
needle distance. (See Adjustment of the Loop Lift and
Needle Distance Section).
5. Sight through the needle eye and compare the upper
and lower levels of the eye with the cylinder tool groove
(Figure 12.6)
. If an adjustment is necessary, loosen the
needle bar driving clamp slightly and raise or lower the
needle bar.