Needle Protection; Alignment Of The Bobbin Case Holder - DURKOPP ADLER 540 - 100 Operating Instructions Manual

6.6 Needle protection

6.7 Alignment of the bobbin case holder

C
3
1
Standard:
In the furthest right needle entry point the needle protection in looping
stroke position should abut on the needle without pushing it aside.
Setting :
–
Bring the machine in looping stroke position.
–
The bolt of the needle bar linkage must be at the left flank of the
adjusting sheet (furthest right entry point).
–
Attach the needle protection 1 in such a way that the needle is
slightly pushed out of the way. Align the needle protection with a
butt-end, soft tool according to the instructions.
2
D
Standard :
The holder should be at the same level as the bottom part of the
bobbin case (Line C-D).
The back surfaces of the holder and the bottom part of the bobbin case
should be at the same level (A-B).
Setting :
–
Align the height of the holder 2 with an appropriate bending tool
according to the instructions.
–
Shift the holder after loosening the screw 3 according to the
instructions.
ATTENTION!
The holder has to be adjusted in such a way that the left lug of the
bobbin case holder does not touch the back of the hook.
B
A
3
25