Duerkopp Adler 506 Installation Instructions Manual - Page 7
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3.5 Checking the Positioning
8
Before commissioning check the positioning set at the factory.
1
After being turned on the unit must position in the 2nd needle position
(thread lever high position).
Checking the positioning
–
Turn the main switch off.
–
By turning the handwheel bring the thread lever into a middle
position.
–
Turn the main switch on.
The unit positions in the 2nd needle position
(thread lever high position).
–
Check the position of the thread lever.
Correct the positioning if necessary.
Correcting the positioning
–
Loosen the clamping screws 2 on the synchronizer ring 1.
–
Hold the synchronizer ring 1 tight.
–
By turning the handwheel bring the thread lever into its upper dead
center.
–
Tighten the clamping screws 2.
–
Check the positioning again.
For setting the 1st and 3rd needle positions see the Service
Instructions.
2