Adjusting The Needle-Thread Tension - Dürkopp Adler 650-16 Operating Manual

8.2 Adjusting the needle-thread tension

Correct setting
Set the main tensioner (1) as low as possible.
The cross-over point of the thread should be in the center of the
material.
When using thin material, excessive thread tension can cause
unwanted gathering and thread breakage.
Steps
1. Use the OP 3000 to set the main tensioner (1) so that a uniform
The main tensioner (1) is opened automatically when trimming
Automatic
opening the thread.
16
Fig. 3: interlacing
Fig. 4: Main tensioner
stitch pattern is produced ( Chap. 9.4, p. 29).
Fig. a: Correct thread interlacing in
the center of the material
Needle-thread tension too strong or
hook thread tension too weak
Needle-thread tension too strong
or
hook thread tension too weak
(1) - Main tensioner
1
Instruction manual 650-16 Version 00.0 - 07/2013
Operation