SINGER 14U52 - Manual (Page 15)

(4) Correct thread tensions for 2-thread wrapped edge overlook.
Be sure the threads are correctly threaded otherwise
proper tension cannot be obtained.
Set each tension dial to settings shown below and test sew on a sample of your fabric.
When using right needle for sewing normal width overedge seams, be sure to remove left needle.
Fabric
Tension Dial
Blue Green Orange Yellow
Light weight 2.0 Spreader 1.0
Medium weight 2.5 Spreader 1.0
Heavy weight 3.5 Spreader 1.5
When using left needle for sewing wide
overedge seams, be sure to remove right
needle.
Fabric
Tension Dial
Blue Green Orange Y ellow
Light weight 2.5 Spreader 0.5
Medium weight 3.0 Spreader 0.5
Heavy weight 4.0 Spreader 0.5
Adjust thread tensions to suit your fabric making reference to table below. Make adjustments in
increments of no greater than half a number at a time.
^ When looper thread is too tight or needle
When looper thread is too loose
thread is too loose
mum
Meedle thread \ Needle thread \
Left looper
\
thread Left looper
thread
Topside Underside
Topside Underside
Turn looper thread tension dial (yellow)
toward the (—) mark.
Turn looper thread tension dial (yellow)
Or, turn needle thread tension dial (blue toward the (+) mark.
or green) toward the (+) mark. J
13