Needles And Yarns - Duerkopp Adler 506 Operating Instructions Manual

2.2 Needles and Yarns

Needle system: 428; 428 Serv Nm 250; 794
(depending on the type of sewing thread and sewing
material used)
Needle thickness: Nm 120 - Nm 280
(depending on the type of sewing thread and sewing
material used)
Yarns: Synthetic sewing yarns (30/3 to 8/3)
Changing the needle:
1
Caution Risk of Injury !
Turn the main switch off.
Change the needle only with the unit turned off.
–
Open the head cover.
–
Loosen screw 1.
–
Remove the needle.
–
Push the new needle into the hole in the needle bar up to the stop.
Hereby align the needle with the furrow 3 to the hook.
The furrow 2 must show to the front (to the seamstress).
–
Tighten screw 1.
Attention Danger of Breakage!
After a change to a needle with a different needle thickness it is
essential to check the clearances hook point-needle and
driver-needle.
If neccessary reset the clearances (see Part 3: Service Instructions).
2 3
A
A
A-A
9