Duerkopp Adler FLP Series Additional guide Manuel de service télécharger pdf (Page 31)

Operation

Operating manual 281 Version 06.0 - 05/2013 29

Pre-tensioner

The pre-tensioner (1) holds the thread in position if the main

tensioner (2) is open.

The pre-tensioner (1) also determines the length of the initial

thread for the new seam when the thread is cut:

Figure 13: Adjusting the pre-tensioner

In the basic position, the upper side of the adjusting wheel for the

pre-tensioner (1) is flush with bolt (3) in the center.

To adjust the pre-tensioner:

• Shorter initial thread:

Turn the adjusting wheel (1) clockwise.

• Longer initial thread:

Turn the adjusting wheel (1) counterclockwise.

(1) - Pre-tensioner (2) - Main tensioner

(3) - Bolt

①

②

③

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Duerkopp Adler FLP Series Additional guide Manuel de service Page 31