Operation; Threading The Needle Thread - Dürkopp Adler 667 Operating Instuructions

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Operation

3.1 Threading the needle thread

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10
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Fig. 1
Caution: Risk of injury!
Switch off the main switch!
The needle thread should only be threaded when the sewing machine is
switched off.
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– Place the thread reel on the thread stand and guide the needle
thread through the unwinder arm.
– The unwinder arm must be in a vertical position above the thread
reels.
– Thread in the thread through threading guides 1 and 2.
– Wind the thread clockwise around the pre-tensioner 3.
– Wind the thread counter-clockwise around the supplementary ten-
sioner 4.
– Wind the thread clockwise around the main tensioner 5.
– Pull the thread underneath the thread take-up spring 6 and pass it
through the guide 10 and thread regulator 11, up to the thread lever
12.
– Insert the thread through the thread lever 12 and the threading
guides 9, 8 and 7 on the needle bar.
– Thread the thread into the needle eye.
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5
Fig. 2
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