Adjustment
11 - 4
11
.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 flush with the bottom edge of the needle bar frame
3
.
Fig. 11 - 03
●
Set needle bar at 1.8 mm past b.d.c. and block machine with blocking pin, see
Chapter 11.04 Checking and adjusting aids
.
●
Move needle bar
1
(screw
2
), without turning it, according to the requirement.
2
1
3
