19
⑵ As in Figure 33, check whether the needle tip matches
the upper side of the needle plate at the moment when
the upper side of the feed dog ① and the upper side of
the needle plate ② match each other.
[Figure 33]
②
①
8) Adjusting the position of the feed dog
⑴ Set the feed-adjusting dial at “0”, loosen the clamp screws of the vertical roller crank ③ and the needle bar shake crank
④. Adjust the needle hole of the feed dog ① to be placed about 1.5 mm before the center of the hook and then fasten it
firmly. (See Figure 34)
[Figure 34]
①
③④
1.5mm
⑵ Turn the pulley for the needle bar to be at its highest position.
(See Figure 35)
⑶ Check whether the needle is bent. If it is, the needle should be replaced.
⑷ Turn the pulley slowly to check whether the needle’s edge falls exactly at the center of the needle hole of the feed dog.
(※ If not, take the following steps.)
Open the back cover and loosen the clamp screw ⑤, as can be seen in Figure 35.
Move minutely the needle bar frame ⑥ to match the needle’s edge with the center of the needle hole.
After adjustment, fasten the clamp screw ⑤ firmly.
[Figure 35]
⑥
⑤
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