'Thread tension (3 threads) (continued)
Wrong tension
Upper looper thread ® is tight and/or lower 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 upper looper thread tension ® and/or tighten lower
looper thread tension (_)_
C) Needle thread tension (Left)
_) Needle thread tension (Right)
(_ Upper looper thread tension
Lower looper thread tension
©©
® ®
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