9
MECHANICAL ADJUSTMENT
NEEDLE DROP
TO CHECK:
WHEN THE NEEDLE SWINGS IN MAXIMUM ZIGZAG WIDTH, THE DISTANCE BETWEEN
BOTH ENDS OF THE NEEDLE HOLE IN THE NEEDLE PLATE AND THE NEEDLE DROP
POSITIONS SHOULD BE EQUAL.
IF NOT, ADJUST AS FOLLOWS:
ADJUSTMENT PROCEDURE:
1.
REMOVE THE FACE COVER (SEE PAGE 1).
2.
SET THE PATTERN SELECTOR DIAL AT MAXIMUM ZIGZAG WIDTH.
3.
LOOSEN THE SETSCREW.
4.
TURN THE ECCENTRIC PIN TO ADJUST THE NEEDLE DROP.
5.
TIGHTEN THE SETSCREW.
6.
ATTACH THE FACE COVER.
NOTE:
CHECK THE HOOK TIMING AFTER THIS ADJUSTMENT.
ECCENTRIC PIN
SETSCREW
BOTH CLEARANCES SHOULD BE EQUAL
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