SINGER 14U 34B/234B - Manual (Page 28)

20. Reasons for poor stitches and how to make adjustment
Whenever sewing difficulty is encountered, make the adjustments as noted below.
Condition Reason
Method of Adjustments
(reference pages)
When the fabric is not
feeding.
• Insufficient presser foot pressure. • Increase presser foot pressure
(page 22).
When the needle breaks. • Needle not inserted properly. • Insert needle correctly or replace
with correct needle (page 21).
• Fabric being pulled too hard. • Do not pull the fabric by hand.
Use hand only to guide the fabric.
• Loose needle set screw. • Tighten screw firmly.
When the thread breaks. • Incorrect threading. • Thread machine correctly (page
5).
• Bent needle or needle point
damaged.
• Replace needle (page 21).
• Thread tension too tight. • Adjust tension (page 10).
• Thread tangled. • Thread correctly (page 5).
• Needle inserted incorrectly. • Insert needle correctly (page 21).
When stitches skip. • Needle bent or needle point
damaged.
• Replace needle (page 21).
• Needle set loosely. • Set needle firmly in position
(page 21).
• Incorrect threading. • Thread machine correctly
(page 5).
• Wrong needle used. • Use Singer Cat. 2054, #14.
• Insufficient presser foot
pressure.
• Increase presser foot pressure
(page 22).
When stitches are
irregular. • Thread tension not balanced. • Adjust tensions (page 10).
When fabric puckers • Thread tension too tight. • Adjust tension (page 10).
• Threading incorrect or tangled. • Rethread machine (page 5).
When the machine does
not operate. • Power line plug not connected. • Connect with power source.
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