Operation; Threading The Needle Thread - Dürkopp Adler 868 Instruction Manual

6

Operation

6.1

Threading the needle thread

Caution: danger of injury !
Turn off the main switch.
The needle thread may only be threaded with the sewing machine
switched off.
–
Put the thread reel on the thread stand and lead the needle thread
through the unwinder arm.
The unwinder arm must be in vertical position above the thread
reels.
–
Thread in the thread through threading guide 1 and 2.
–
Conduct the thread clockwise around the pre-tensioner wheel 3.
–
Conduct the thread counter-clockwise around the supplementary
tensioner wheel 4.
–
Conduct the thread clockwise around the main tensioner wheel 5.
–
Pull the thread underneath the thread take-up spring 8 and
conduct it through the thread regulator 10 to the thread lever 11.
–
Conduct the thread through the thread lever 11 and the threading
guides 9, 7 and 6 on the needle bar.
–
Thread the thread into the needle eye.
Threading in the needle thread with double-needle machines
–
Put the thread reels on the thread stand and lead the needle
thread through the unwinder arm.
The unwinder arm must be in vertical position above the thread reels.
Thread for the left needle (as with single-needle machines)
–
Thread in the thread through threading guide 1 and 2.
–
Conduct the thread clockwise around the pre-tensioner 3.
–
Conduct the thread counter-clockwise around the supplementary
tensioner 4.
–
Conduct the thread clockwise around the main tensioner 5.
–
Pull the thread underneath the thread take-up spring 8 and
conduct it through the thread regulator 10 to the thread lever 11.
–
Conduct the tread through the upper bore hole of the thread
lever 11 and the threading guides 9, 7 and 6 on the needle bar.
–
Thread the thread into the needle eye.
Thread for the right needle
–
Thread in the thread through threading guide 12 and 13.
–
Conduct the thread clockwise around the pre-tensioner 14.
–
Conduct the thread counter-clockwise around the supplementary
tensioner 15.
–
Conduct the thread clockwise around the main tensioner 16.
–
Pull the thread underneath the thread take-up spring 19 and
conduct it through the thread regulator 21 to the thread lever 22.
–
Conduct the thread through the lower bore hole of the thread
lever 22 and the threading guides 20, 18 and 17 on the needle bar.
–
Thread the thread into the eye of the right needle.
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