6.4 Timing of feed dog motion eccentric
Proper setting
• If the needle is lifted by 1 mm from the bottom dead center, the feed
• If the needle eye is in the same height as the sewn material of the max-
• (the feed dog teeth approximately at the throat plate level).
Pic. 23: Timing of feed dog motion eccentric (1)
(1) - Connecting rod
(2) - Eccentric bolt
(3) - Screws
1. Locking the machine in place ( p. 17).
2. Set the maximum stitch length on the knob.
3. Loosen 2 screws (3).
4. Turn the eccentric bolt (2).
Mark on the connecting rod (1) coincides with the hole on the eccen-
5. Tighten gradually the 2 screws (3).
6. Loosen 2 screws (7).
7. Turn the shaft (4) manually.
Mark on the ring (5) coincides with the mark on the connecting
34
dog should not move when the backtacking lever is pressed down.
imum thickness 1 mm, the feeding of the material should start
①
tric bolt (2).
rod (6).
③
④
②
(4) - Shaft
(5) - Ring
(6) - Connecting rod
Service Instructions 52Xi, 52Xi-75 - 00.0 - 11/2021
Feeding and presser foot
⑥
⑤