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7. Tighten the setscrews (4).
8. Check the setting:
4.9 Thread burner (optional)
4.9.1 Adjusting the upper burner
Proper setting
The burner burns the thread off cleanly without damaging the sewing
material.
The burner pivots quickly without coming into contact with the stop.
Cover
• Burner cover ( 3.4 Removing and installing the burner cover (optional),
1. Tap on Tools > Service > Multitest.
2. Tap on Thread burner.
3. Tap on Close clamp.
4. Use Upper burner down to check the movement sequence.
Fig. 42: Basic setting
Both threads (1) are burnt off and sucked in. The burner (2) is
48
• Insert the thread into thread-pulling knife (6) and slowly press and
turn the hand crank.
• Determine the hand crank position at which the thread is cut.
• Repeat setting steps 1 – 7 if necessary.
p. 14)
①
(1) - Threads
positioned slightly to the left opposite the needle hole.
(2) - Burner
Service Instructions 911-211 - 00.0 - 02/2015
Machine head
②
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