Looper thread tension is out of balance (1)
The illustration shows sewing results when the lower
looper thread tension is too tight and/or upper looper
thread tension is too loose.
Remedy:
Loosen lower looper thread tension and/or tighten
upper looper thread tension.
(T) Wrong side of fabric
@ Right side of fabric
@ Right needle thread
(4) Left needle thread
(5) Upper looper thread
@ Lower looper thread
@ Upper looper thread tension dial
@ Lower looper thread tension dial
Looper thread tension is out of balance (2) ;
The illustration shows sewing results when the upper
looper thread tension is too tight and/on lower looper
thread tension is too loose.
Remedy:
Loosen upper looper thread tension, and/or tighten,
lower looper thread tension. ,T.
@ Upper looper threacLterision dial
@ Lower looper thread tension dial
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