Sears OVERLOCK 385. 564180 - Manual (Page 35)

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SECTION 3. LEARN THE STITCHES
Rolled Hemming, Picot Edging and Narrow Hemming (continued)
Adjusting Thread Tension
1. Set the tension dials as shown on
page 33.
2. Sew and check the tensions.
How to Adjust the Thread Tension
® For Rolled Hemming and Picot Edging
Wrong Tension Wrong Tension Wrong Tension
For better result
Rolled Hemming
Puli the end of thread chain to the
back lightly in the beginning and end
of sewing.
Pull the fabric lightly to the back
while sewing.
Needle thread is loose.
Right ^ Upper
side looper
, of f a b r i c t h r e a d
Lower /ir=:D
tooper
thread
Tighten needle thread tension.
Needle thread
tension (R)
Upper iooper tower iooper
thread tension thread tension
. '^>Upper looper thread is loose.
■ Wrong side
of fabric
L o w e r i
looper
thread
Needle
thread
Tighten upper looper thread tension.
Cower looper thread is loose and/or
uppef.rio'bper^threaci is tight.
■ . Wrong side
of fabric
' . '■ Lower
• looper—
■ thread,,
Upper
looper
thread
Needle
thread
Tighten lower looper thread tension
and/or loosen upper looper thread
tension.______________________
^^^1^ thfoad \
tension {R)
Upper looper Lower looper
thread tension thread tension
® For Narrow Hemming
Refer to page 25 for the adjustment.
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