13
TO CHECK:
WHEN THE NEEDLE SWINGS IN MAXIMUM ZIGZAG WIDTH “ “, THE DISTANCE BETWEEN BOTH ENDS
OF THE NEEDLE HOLE ON THE NEEDLE PLATE AND THE NEEDLE SHOULD BE 0.2 MM OR MORE.
IF NOT, ADJUST AS FOLLOWS:
ADJUSTMENT PROCEDURE:
1. REMOVE THE FACE COVER, FREE ARM LEGS COVER AND FRONT COVER. (SEE PAGE 6 AND 7).
2. SET THE PATTERN SELECTOR DIAL AT “ “ AND THE ZIGZAG WIDTH DIAL AT “ 5 ”, AND CHECK
BOTH NEEDLE DROP POSITIONS WITH THE MAXIMUM ZIGZAG WIDTH.
3. IF THE BOTH NEEDLE DROP POSITIONS ARE NOT EQUAL, LOOSEN THE SETSCREW (A) AND TURN
THE NUT TO ADJUST THE NEEDLE DROP POSITION.
4. TIGHTEN THE SETSCREW (A) AND ATTACH THE FRONT COVER, FREE ARM LEGS COVER AND
FACE COVER.
NEEDLE DROP (2)
MECHANICAL ADJUSTMENT
NEEDLE PLATE HOLE
0.2 MM
0.2 MM
NUT (B)
SETSCREW (A)
Содержание 4052lx
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