Adjusting thread tension
Whenanevenamountoftensionisexertedon
boththreads,asmoothevenstitch,knownasa
balancedstitch,isproduced.
Correcttensionisimportantbecausetoomuch
ortoolitlewillweakenyourseamsorcauseyour
fabric to pucker. Makeatestsamplewiththe
fabricandthreadyouplantouseandexamine
it.
Aperfect,wellbalancedstitch(1)willhavethe
needleandbobbinthreadslockedbetweenthe
two layers of fabric with no loops o n t o p o r
bottomandnopuckering.
Too muchtensionwillproduceatightstitch(2)
whichwillcausethefabrictopucker.
• To decreasetension,turnthedialtoalowe r
number.
Too little tensionwillproducealoosestitch(3)
whichwillcauseloopsinyourseam.
• To increasetension,turnthedialtoahigher
number.
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Surjet
(Machineavec10points)
Vouspouvezenuneseuleopérationcoudreet
surjeter les coutures des tissus extensibles,
jerseysettricots.
• Batissez l'ouvragesur la lignedecoutureen
laissantunevaleurcouturede1,5cm.
Réglagesrecommandés
Sélecteurdepoint:Surjet(C)
Positiond'aiguille:
Largeurdepoint:
1 2
3 4
5
Longueurdepoint: Symbole( )
Piedpresseur:
Universel(B)
Plaqueàaiguille:
Universelle(A)
• Recoupez la couture à 6mm de la ligne de
piqûre.
• Placezlacouturesouslepiedpresseurpour
que lespointsdroitstombentsurlebâtidela
coutureetlespointszig-zagsurleborddela
couture.
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