![]() Set needle bar height and position of hook to or from needle as previously instructed. Re- check setting and replace counterbalance with hub against bushing. Press hook assembly against bushing and tighten hook and bushing set screws. Using a 1/4″ brass drift pin, gently tap bushing to left or right as required. Loosen the other hook set screw and bushing set screw. Turn balance wheel toward operator to position needle bar as instructed above. 16, and move counterbalance away from bushing. This is approximately the thickness of a piece of ordinary note paper. With needle bar in this position, the distance between the side of needle and point of hook, as shown in insert in Fig. Remove throat plate and turn hand wheel over toward operator until lower timing mark on needle bar is at lower edge of needle bar bushing on its upward stroke. The manual includes great diagrams and helpful hints. We added the Singer 221 sewing machine service manual if you need to make adjustments to your machine. ![]()
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March 2023
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