Feeding Motion Of The Feed Dog - Duerkopp Adler 550-867 Service Instructions Manual

2.3.3

Feeding motion of the feed dog

12
1
Caution: Risk of injury!
Turn off the main switch.
Check and set the feeding motion of the feed dog only when the
machine is switched off.
Standard checking
When the machine is in position "190°" the feed dog must not
move upon actuating the stitch regulator if the maximum
stitch length is set.
–
Set the maximum stitch length.
–
Turn the machine to position "190°".
–
Move the stitch regulator by switching the step motor from
forwards to backwards stitches and check whether the feed dog
stands still (see software chapter XXX).
Correction
–
Loosen the threaded pin on the thrust eccentric 1.
–
Adjust thrust eccentric 1.
–
Tighten the threaded pin on the thrust eccentric 1.
–
Move the stitch regulator by switching the step motor from
forwards to backwards stitches and check whether the feed dog
stands still (see software chapter XXX).