13
Adjusting the basic machine
.05
13
Basic position of the machine drive
.05.01
Requirement
When the needle bar position is 0.6 mm above the BDC, the marks on the machine
housing 3 and toothed belt wheel 1 must be flush with each other.
3
Fig. 13 - 02
● Set needle bar at 0.6 mm past b.d.c.
● Turn toothed belt sprocket 1 according to Requirement and push on toothed belt 2.
This adjustment is only required if toothed belt 2 has been removed.
2
4
57-42a
1
Adjustment
13 - 3