Crankshaft Drive To The Hook Shaft - Duerkopp Adler 910 Service Instructions Manual

2.8 Crankshaft drive to the hook shaft

1
1
3
12
2
3
Caution: danger of injury!
Turn off the main switch.
Check and adjust crankshaft only when the sewing unit is switched off.
Note and control
The arm shaft and the hook shaft are connected by the connecting
rod 3 gripping into the crank 2 of the upper shaft.
The connecting rod 3 and the upper bearing shell 1 have a marking on
one side. When assembling them the markings must be on the same
side.
Connecting rod 3 and bearing shell 1 must not jam when screwed
together.
–
Verify that the markings are on the same side.
–
Tighten screws 4 equally.
4 1