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Adjusting The Needle-Thread Tension - Dürkopp Adler 667 Operating Instuructions

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Service instructions manual (92 pages)

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3.2 Adjusting the needle-thread tension

3

Fig. 3

8

1

2

Fig. 4

Fig. a: Correct thread interlacing in the centre of the mate-

rial

Fig. b:

Needle-thread tension too strong

weak

Fig. c:

Needle-thread tension too strong

weak

4

5

hook-thread tension too

or

hook-thread tension too

or

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