Thread
tension
(3 threads)
(continued)
Thread tension adjustment
'_; Set all three thread tension dials at "3"
Then sew,
and check the thread tensions,
=_:It is easier to adjust by using 3 different colors of
thread
Wrong
tension
Needle
thread _)/_
is loose
(_/(_
Needle thread
Upper looper thread
(_) Lower looper thread
(_ Right side of fabric (Top side)
(_ Wrong side of fabric (Reverse side)
Tighten
either left or right needle
thread tension,
(_ Needle thread tension (Left)
(_ Needle thread tension (Right)
(_ Upper looper thread tension
_) Lower looper thread tension
@
®
®
®
Wrong
tension
Lower looper
thread
_) is tight and/or
upper
looper thread
® is loose.
_)/(_)
Needle thread
(_ Upper looper thread
(_ Lower looper thread
(_) Right side of fabric (Top side)
(_ Wrong side of fabric (Reverse side)
Loosen
lower
looper
thread
tension
_)and/or
tighten
upper
looper
thread
tension
®.
O
Needle thread tension (Left)
(_ Needle thread tension (Right)
(_ Upper looper thread tension
(_ Lower looper thread tension
@
®
©©
®
®
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