Needle Timing To Shuttle - Janome 415 Servicing Manual

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NEEDLE TIMING TO SHUTTLE

TO CHECK:
THE HEIGHT OF THE NEEDLE POINT FROM ITS LOWEST POINT SHOULD BE IN THE
RANGE OF 1.45–1.95 MM WHEN THE TIP OF THE SHUTTLE HOOK MEETS THE LEFT
SIDE OF THE NEEDLE AT THE LEFT NEEDLE POSITION IN ASCENDING TRAVEL.
ADJUSTMENT PROCEDURE:
1.
SET THE PATTERN SELECTOR DIAL AT (
2.
REMOVE THE BASE (SEE PAGE 5).
3.
OPEN THE BED COVER PLATE.
4.
REMOVE THE SHUTTLE RACE RING.
5.
TURN THE HANDWHEEL TOWARD YOU UNTIL THE TIP OF THE SHUTTLE HOOK
MEETS THE LEFT SIDE OF THE NEEDLE.
6.
LOOSEN THE LOWER SHAFT CRANK ARM SCREWS (A).
7.
WHILE HOLDING THE SHUTTLE HOOK SO IT DOESN'T TURN, TURN THE
HANDWHEEL TOWARD YOU UNTIL THE NEEDLE COMES TO ITS LOWEST
POSITION. THEN, FURTHER TURN THE HANDWHEEL TO RAISE THE NEEDLE
ABOUT 1.7 MM FROM ITS LOWEST POSITION.
8.
TIGHTEN THE SCREWS (A).
9.
TURN THE HANDWHEEL TOWARD YOU TO CHECK IF THE HEIGHT IS IN THE RANGE
OF 1.45–1.95 MM.
IF IT IS NOT IN THIS RANGE, REPEAT THE ABOVE PROCEDURE.
10. ATTACH THE SHUTTLE RACE RING.
11. ATTACH THE BASE.
MECHANICAL ADJUSTMENT
LOWER SHAFT
1.45 TO 1.95MM
LOWEST POSITION
), STITCH WIDTH CONTROL AT "0".
LOWER SHAFT CRANK ARM
SETSCREW (A) (2 PCS.)
16

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