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Adjustment
8
1.05.02 Preadjusting the needle height
Requirement
When the needle bar is positioned 1.8 mm above BDC, the mark on the needle bar 1
must be fl ush with the bottom edge of the needle bar frame 3.
● Set needle bar at 1.8 mm past b.d.c. and block machine with blocking pin, see
Chapter 1.04 Checking and adjusting aids.
● Move needle bar 1 (screw 2), without turning it, according to the requirement.
Fig. 1 - 03
2
1
3