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Pfaff 3801-3/07 User Manual

Pfaff 3801-3/07
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Adjustment
13 - 41
Fig. 13 - 38
3
1
5
1
4
2
13.06.06 Trimmer test
Requirement
1. The point of the thread catcher 2 must securely take hold of the looper thread and the
back part of the needle thread loop.
2. The threads must not be damaged when the cover plate 1 is removed.
3. When the cover plate 1 is mounted, the thread catcher 2 must enter between the
knife 3 and the thread clamp spring 5; in the process, the threads must be perfectly
cut and trapped.
Lay material under presser foot and sew a few stitches.
Remove cover plate 1.
Set needle position according to chapter 13.06.04 Thread catcher guard.
Operate cutting cylinder manually to check requirements 1 and 2.
If necessary, adjust thread catcher 2 accordingly.
Screw on cover plate 1.
Operate cutting cylinder again and check requirement 3.
If necessary, turn screw 4 carefully according to requirement 3.

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Pfaff 3801-3/07 Specifications

General IconGeneral
BrandPfaff
Model3801-3/07
CategorySewing Machine
LanguageEnglish

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