11
NEEDLE DROP
TO CHECK:
WHEN THE NEEDLE SWINGS IN MAXIMUM ZIGZAG WIDTH, THE DISTANCE BETWEEN
THE BOTH ENDS OF NEEDLE HOLE ON THE NEEDLE PLATE AND THE NEEDLE DROP
POSITIONS SHOULD BE EQUAL.
IF NOT, MAKE AN ADJUSTMENT AS FOLLOWS:
ADJUSTMENT PROCEDURE:
1.
REMOVE THE FACE PLATE (SEE PAGE 4).
2.
SET THE PATTERN SELECTOR DIAL AT MAXIMUM ZIGZAG WIDTH.
3.
TURN THE SCREW TO ADJUST THE LEFT AND RIGHT NEEDLE DROP
POSITIONS.
4.
ATTACH THE FACE PLATE.
NOTE: CHECK THE HOOK TIMING AFTER THIS ADJUSTMENT.
MECHANICAL ADJUSTMENT
BOTH CLEARANCE SHOULD BE EQUAL
setscrew
