2.06.02 Setting for -900/99
Requirement
At the front reversal point of the thread catcher 6, the rear edge of the thread catcher
cutout should be positioned 1 to 1.5 mm in front of the front edge of the bobbin case
position finger 7.
2 - 4
● Position needle bar at TDC.
● Position end faces of piston rod 1 and nut 2 (nut 3) so that they are flush.
● Pull out piston rod 1 manually as far as possible.
● Turn connecting rod 4 (nuts 5, right-hand and left-hand thread) in accordance with the
requirement.
6
7
5
4
1
3
2
5
Fig. 2 - 03
1 - 1.5 mm
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