Kenmore 385 Owner's Manual page 59

Sears sewing machine user manual
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SECTION
4.
PERFORMANCE
PROBLEMS
CHART
What to Do When
PROBLEM
PROBABLECAUSE
CORRECTION
hregtHar
Stttches
B_eakmg
Needle
Rtmch,_g
of Thread
Pucker ing
Incorrect
size needle.
Improper
threading.
Loose upper
thread tension.
Pulling fabric.
Loose presser foot.
Unevenly
wound
bobbin.
Nicks or burrs at hole of needle plate.
Ch'oose correct
size needle
for thread and fabric
Rethread
machine.
Tighten
upper
thread
tension.
Do not pull fabric;
guide it gently.
Reset presser
foot.
Rewind
bobbin,
Replace needle
plate,
or polish
off burrs completely
Pulling
fabric.
Do not pull fabric;
guide it gently.
Incorrect
size needle.
Choose
correct
size needle
for thread
and fabric.
Incorrect
setting
of needle,
Reset needle,
Loose presser foot.
Reset presser
foot.
Upper
and lower threads
not drawn
back
When starting
a seam be sure to draw both
threads
under
and
under
presser foot
before
starting
seam.
back of presser foot
about
4" and hold
until a few sthches
are
formed.
Incorrect
thread tension.
Reset thread
tension.
Using two different
sizes or kinds
of thread.
Upper
thread
and bobbin
thread should
be same size and kind.
Bent or blunt
needle.
Insert
new needle.
Loose presserfoot.
Reset presserfoot.
Fabric
too sheer or too soft.
Use underlay
of tissue paper.
56

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