Adjustingthreadtension - White 4050 Instruction Book

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ADJUSTING THREAD
TENSION
After you finish sewing the
above stitches, check if the
upper and lower thread ten
sions are equal and strong
enough to lock both threads
in center as in figure
®
-
If upper tension is too tight,
upper thread lies straight
along upper surface of fabric
c
.lf lower tension is too
tight lower thread lies straight
along lower surface of fabric
©
.
Correct by turning ten
sion dial in the direction of
arrow.
* Always check the balance of
upper and lower tensions by
test sewing using fabric,
needle, thread and stitch
pattern you plan to use.
(Correct combinations are
described on page 20.)
AJUSTE DE LA TENSION
DEL HILO
© Para Ia costura correcta,
a tensián de ambos hilos
es igual y tendrá que jun
tar ambos hilos en el cen
tro.
©
Si Ia tensiOn del hilo supe
rior estã muy ajustada, el
hilo superior quedará rec
to a lo largo de Ia superfi
cie superior de Ia tela.
©
Si Ia tensiOn del hilo supe
rior está muy suelta, el
hilo inferior quedarã recto
a 10 largo de Ia superficie
inferior do a tela.
*
Es recomendable ensayar
antes en un pedazo do Ia
tela; el molde de Ia costura,
Ia tensiOn do los hilos (supe
rior ó inferior), Ia aguja, y el
hilo. (Consultar Ia Table de
Telas, Hilos y Agujas en Ia
página 21.)
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