Setting The Dead Center Of The Reciprocating Hook Movement - DURKOPP ADLER 969 Service Instructions Manual

Position of the hook and needle
Important
Note that a low tightening torque when turning the eccentric pin (1) can
lead to a high tension of the toothed belt (2).
4. Check and, if necessary, adjust the toothed belt tension.
10.2 Setting the dead center of the reciprocating hook
movement
Proper setting
Fig. 37: Setting the dead center of the reciprocating hook movement (1)
8.5 mm
Cover
• Belt cover ( p. 17)
• Tilt the machine head ( p. 14)
Fig. 38: Setting the dead center of the reciprocating hook movement (2)
①
② ③
(1) - Screw (3) - Pull rod
(2) - Screws
52 Service Instructions 969 - 06.0 - 03/2019