Dürkopp Adler 550-867 Operating Instruction page 251

Setup
Operating Instructions 550-867 - 00.0 - 11/2016
3. Slip the reel stand tube (4) through the flat washer (3) and the
hole in the tabletop.
4. Slide the second flat washer (3) onto the thread at the end of
the reel stand tube (4).
5. Screw the second nut (2) onto the thread at the end of the
reel stand tube (4).
 The reel stand is now assembled to the tabletop.
6. Align both thread guides (9) directly above two thread reel
holders (1).
7. To insert a thread reel (6), loosen ball (8) and washer (7).
8. Fit the thread reel (6) on a thread reel holder (1).
 If a barcode scanner has been assembled for the needle
thread and hook thread reels (5), align the needle/hook
thread reels such that both of them can be scanned.
9. Tighten washer (6) and ball (7) again in reverse order.
 Needle/hook thread can now be threaded ( p. 31, and
 p. 40).
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