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SEWINGMACHINEDtV.20 MODEL384.15358
MECHANICAL ADJUSTMENT
CLEARANCE BETWEEN NEEDLE AND HOOK (ADJUSTMENT METHOD NO. 1)
TO CHECK:
THE CLEARANCE BETWEEN THE NEEDLE AND SHUTTLE RACE SHOULD BE -0.05 TO
+0.10 MM.
IF NOT, ADJUST AS FOLLOWS:
ADJUSTMENT PROCEDURE:
1. REMOVE THE FACE COVER (SEE PAGE 7).
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2. SET THE PATTERN SELECTOR DIAL AT" 1 C IID "
3. LOOSEN SCREW (A), AND MOVE THE NEEDLE BAR SUPPORTER tN THE DIRECTION
OF THE ARROWS TO GET A CLEARANCE BETWEEN -0.05 TO +0.10 MM.
* IF CLEARANCE tS TOO WIDE, MOVE THE NEEDLE BAR SUPPORTER IN THE
DIRECTION (B).
* IF CLEARANCE tS TOO NARROW, MOVE THE NEEDLE BAR SUPPORTER IN THE
DIRECTION (C).
NOTE: AFTER THIS ADJUSTMENT, CHECK THAT THE CLEARANCE BETWEEN THE
NEEDLE AND NEEDLE PLATE IS 0.15 MM OR MORE AS SHOWN IN FIGURE
(D).
IF NOT, ADJUST THE CLEARANCE BETWEEN NEEDLE AND SHUTTLE
RACE BY USING ADJUSTMENT METHOD NO. 2 (SEE PAGE 17).
4. ATTACH THE FACE COVER.
DIRECTION (C)
DIRECTION (B)
NEEDLE BAR SUPPORTER
-0.05 TO +0.10 MM
CLEARANCE BETWEEN NEEDLE AND NEEDLE
PLATE SHOULD BE 0.15 MM OR MORE.
FIGURE (D)
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