Manual

Overlock Sewing 1-Needle 3-Thread
This machine can also sew 1-needle 3-thread overlock stitches by removing the left needle,
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Correct Tension
I Wrong side
of fabric
Needle thread
Lower looper
thread
Right side
of fabric
Upper
looper
thread
Thread tension adjustment (1-Needle 3-Thread)
Set all thread thread tension dials at "4". Then sew, and check the thread tnesions.
I Needle thread the is
right
on
loose.
Wrong _d_.e
__ tt"'-" Upper
looper
_ thread
"-- Lower
Right side _,_
looper
thread
Tighten needle thread tension.
!
)
Lower looper thread is tight and/or
upper looper thread is loose.
Wro_ F
Right side ! |_ looper
Needle thread "/] !1_I thread
I,.r--f
Loosen lowerlooper thread tensionand/
or tighten upper looper thread tension.
i
1
Upper looper thread is tight and/or 3
lower looper thread is loose
Wron
I'
i ..__.Lower
tooper
Right side _ thread
Upper looper----"" _i
thread !
Needle thread / i
Loosenupper looperthreadtensionand/
or tighten lower looper thread tension.
16