Looper And Spreader Eccentric - DURKOPP ADLER 580 Operating Instructions Manual

2.2

Looper and spreader eccentric

1
Caution: Danger of injury!
Turn the main switch off.
Adjust the eccentrics only with the sewing machine switched off.
Standard checking
When the arm shaft is locked with locking pin 1, it should
be possible to lock the looper eccentric 3 and the spreader
eccentric 4, too.
–
Lock the arm shaft with locking pin 1.
Important !
In this position the needle bar must be in the upper dead center in
front of the left stitch.
–
Check with locking pin 2 whether the looper eccentric 5 and the
spreader eccentric 6 can be staked out.
Correction
–
Lock the arm shaft with locking pin 1.
–
Loosen the screws at the looper eccentric 3.
–
Turn and lock the eccentric.
–
Tighten the screws.
–
Loosen the screws at the spreader eccentric 4.
–
Turn and lock the eccentric.
–
Tighten the screws.
6 4 3 2 5
3
7