Re-Engage Safety Coupling - Pfaff 3734-12 Instruction Manual

Adjustment
12

Re-engage safety coupling

.04.19
12 - 21
The coupling 1 is set by the manufacturer. When the thread jams, the coupling
1 disengages in order to avoid damage to the hooks.
A description of how to engage the coupling follows.
Fig. 12 - 19
Remove jammed thread.
Hold coupling 1 with screw 2 and turn the balance wheel, until you feel coupling 1 snap
back into place again.
1
2