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MECHANICAL ADJUSTMENT
BARTACK FEED OF BUTTONHOLE
TO CHECK:
IF THE MATERIAL IS FED FORWARD OR BACKWARD WHEN SEWING THE BARTACK ON A
BUTTONHOLE, ADJUST AS FOLLOWS:
ADJUSTMENT PROCEDURE:
1. SET THE PATTERN SELECTOR DIAL AT ( ), AND THE STITCH LENGTH CONTROL
AT ( 4 ).
2. REMOVE THE TOP COVER (SEE PAGE 4).
3. PLACE A PIECE OF PAPER UNDER THE FOOT AND TURN THE HANDWHEEL.
IF THE PAPER IS FED FORWARD, TURN THE ADJUSTING SCREW IN THE DIRECTION
OF (C).
IF THE PAPER IS FED BACKWARD, TURN THE ADJUSTING SCREW IN THE DIRECTION
OF (D).
4. ATTACH THE TOP COVER.
(C)(D)
ADJUSTING SCREW
BACKWARD FEEDING
FORWARD
FEEDING
BACKWARD FEEDING
FORWARD
FEEDING
(C)(D)
ADJUSTING SCREW
(FOR MODEL 419S/423S)
(FOR MODEL 415)
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