Sewing Foot Hub Eccentric - Duerkopp Adler 910 Service Instructions Manual

2.7 Sewing foot hub eccentric

2
6
3
4
3
1
4
Caution: danger of injury!
Turn off the main switch.
Check and adjust hub eccentric cam only when the sewing unit is
switched off.
Note and control
The correct position of the sewing foot hub eccentric 1 is marked by a
point 5 on the upper shaft 2 and a point 6 on the hub eccentric 1.
The position is correct when both markings are opposite each other
5
and when point 5 is half covered.
–
Engage handwheel and turn until the marking points 5 and 6 on the
upper shaft and the hub eccentric are visible.
–
Verify that both markings are exactly opposite each other, and that
point 5 on the shaft is half covered.
1
Adjustment
–
Loosen screws at the adjusting ring 4.
–
Loosen screws at the hub eccentric.
–
Turn the hub eccentric and push axially, so that both markings 5
and 6 are exactly opposite, and only half of point 5 is visible.
–
Tighten screws 3.
–
Move adjusting ring 4 up to hub eccentric 1 and tighten.
4 3 1
3
11