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Adjustment
13
Preadjusting the needle height
.05.02
13 - 4
Requirement
When the needle bar is positioned 1.8 mm above BDC, the mark on the needle bar 1 must
be flush with the bottom edge of the needle bar frame 3.
Fig. 13 - 03
Set needle bar at 1.8 mm past b.d.c. and block machine with blocking pin, see
Chapter 13.04 Checking and adjusting aids.
Move needle bar 1 (screw 2), without turning it, according to the requirement.
2
3
1
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