Pfaff 1591

Adjustment
23
15.04.18 Re-engage safety coupling
The coupling 1 is set by the manufacturer. When the thread jams, thecoupling 1 dis-
engages in order to avoid damage to the hooks.A description of how to engage the
coupling 1 follows.
● Remove jammed thread.
● Hold coupling 1 with screw 2 and turn the balance wheel, until you feel coupling 1 snap-
back into place again.
Fig. 15 - 18
2
1