JUKI AP-876/IP-420 Instruction Manual page 23

B
A
1
(2) adjusting the bobbin thread tension
) Turnng tenson controller 1 clockwse (n drecton
A ) wll ncrease the bobbn thread tenson.
2) Turnng the tenson controller counterclockwse (n
drecton B ) wll decrease the bobbn thread ten-
son.
9
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