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Pfaff 28 User Manual

Pfaff 28
21 pages
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PFAFF
28
Cylinder
Bed
Right
Arm
Sewing
Machine
with
Beak
Shutt%e
INSTRUCTION
BOOK
G.
M.
PFAFF
AG,
Sewing
Machine
Factory,
KAISERSLAUTERN
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Pfaff 28 Specifications

General IconGeneral
BrandPfaff
Model28
CategorySewing Machine
LanguageEnglish

Summary

Engaging and Disengaging Sewing Mechanism

Engaging the sewing mechanism

Procedure to engage the sewing mechanism by turning the lock nut clockwise on the balance wheel.

Disengaging for bobbin winding

Procedure to disengage the sewing mechanism by turning the lock nut counter-clockwise for bobbin winding.

Threading the Needle

Needle threading path

Detailed steps for threading the needle from spool through guides, tension discs, and eyelet.

Winding the Bobbin

Using the table winder

Instructions for using the table winder, including spool placement, bobbin threading, and engagement.

Changing Bobbin and Threading Bobbin Case

Removing the beak shuttle and bobbin

Steps to raise the shuttle race cap and remove the bobbin from the shuttle by opening it.

Inserting and threading bobbin case

Procedure for inserting the full bobbin and drawing the thread through the tension spring correctly.

Drawing Up the Bobbin Thread

Drawing up bobbin thread process

Steps to draw up the bobbin thread by slowly turning the balance wheel to bring it through the needle hole.

Regulating Thread Tensions

Adjusting needle thread tension

How to adjust needle thread tension by turning the tension nut clockwise or counter-clockwise.

Adjusting bobbin thread tension

How to adjust bobbin thread tension using the small screw driver on the bobbin case.

Regulating Pressure on Material

Choosing the Proper Needle

Needle selection for leather work

Selecting the correct needle size and type is imperative for perfect seams in leather work.

Inserting the Needle

Correct needle insertion

Push the needle up in the needle bar as far as it will go and fasten securely.

Regulating the Length of Stitch

Stitch regulator operation

How the stitch regulator lever and thumb screw set stitch length and enable reverse feeding.

Taking Out the Beak Shuttle

Maintenance of the Machine

Probable Causes of Sewing Troubles

Skipping stitches troubleshooting

Common reasons for skipping stitches, including needle insertion, system, bending, threading, and inadequacy.

Thread breaking troubleshooting

Potential causes for thread breakage, such as tension, thread quality, oiling, and jamming.

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