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Adjusting Thread Tension
1. Set the tension dials as shown on
page 33.
2. Sew and check the tensions.
-- For better result --
/-
f
RoUled Hemming
Pull the end of thread chain to the
hack lightly in the beginning and end
of sewing.
Picot Edging
Pull the fabric ightlv to the back
while sewing.
How to Adjust the Thread Tension
o For Roiled Hemming and Picot Edging
Wrong Tension Wrong Tension Wrong Tension
Needle thread is loose. 3er looper thread is loose. is loose and
looper
thread
Tighten needle thread tension.
Needle £h/ead _'_
_ensIOF R)
uloDer looper Lower looper
[bread tension _l_reaG _en_of3
I
Tighten upper looper thread tension.
Needle thread
tension (R)
©
Upper looper Lower looper
thread tensiorl thread tension
Tighten lower looper thread tension
and/or loosen upper looper thread
tension.
Needle thread
tension (R)
@
Upper looper Lower looper
thread tension thread tension
_ j
® For Narrow Hemming
Refer to page 25 for the adjustment.
34