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General| Brand | Pfaff |
|---|---|
| Model | 139 |
| Category | Sewing Machine |
| Language | English |
Use machine as intended and do not operate without safety devices.
Only instructed personnel should operate; disconnect for maintenance.
Only use needles of the specified system.
Ensure correct needle insertion and tighten set screw.
Thread case, insert into hook, and secure latch.
Follow thread guides and tension discs before threading needle.
Turn balance wheel to bring bobbin thread up through needle hole.
Balance tensions for proper stitch interlocking.
Turn knurled nut clockwise to increase, counter-clockwise to decrease.
Turn regulating screw clockwise for tighter, counter-clockwise for looser.
Turn thumb nut clockwise for shorter, counter-clockwise for longer stitches.
Push feed regulator lever fully up to engage reverse sewing.
Use lever H to set needle position to left, center, or right.
Adjust stitch width by turning knob G.
Presser foot pressure must be adapted to the material being sewn.
Turn regulating screw clockwise for stronger, counter-clockwise for weaker pressure.
Set stitch width to 1.5mm, needle position I, and stitch length to 0.5mm.
Replace presser foot with buttonhole foot with gimp guide.
Set stitch length to '0' and choose needle position (left/right).
Position button, adjust stitch width for needle to center button holes.
Use this foot for padding and blindstitching operations.
Feed tape through binder, fold evenly, and pull under presser foot.
Ensure balanced tensions and correct threading.
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