SINGER 14U285B - Manual (Page 25)

The 3-thread ultra-stretch is sewn with two needles, one looper and a spreader.
( 1 ) Convert right looper into spreader (see page 14)
( 2 ) Thread left looper (yellow path) (see page 15)
( 3 ) Thread right overedge needle (green path) | o o
( 4 ) Thread left overedge needle (blue path) j
(^^ qq
p^ge 16)
( 5 ) Correct thread tensions for 3-thread ultra-stretch
9. How to sew three-thread ultra-stretch mock safety stitch
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.
Overedge Left needle thread tension dial (blue)
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.
f When looper thread is too
loose.
Right needle thread
SS a
Left needle \
thread \
Left
looper
Topside
Underside
Turn looper thread tension
dial (yellow) toward the (+)
mark.
When left needle thread is too
loose.
Right needle thread
Left needle
thread
\
\
Left
looper
_ th read
Topside
Underside
Turn left needle thread ten­
sion dial (blue) toward the (+)
mark.
When right needle thread is
too loose.
Right needle thread
Left needle
thread
Left
looper
Topside thread
Underside
Turn right needle thread ten­
sion dial (green) toward the
(+) mark.
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