MECHANICAL ADJUSTMENT
CLEARANCE BETWEEN NEEDLE AND HOOK (NO.1)
CORRECT SETTING
THE CLEARANCE BETWEEN NEEDLE AND SHUTTLE RACE SHOULD BE 0 MM - 0.15 MM.
IF NOT, MAKE AN ADJUSTMENT AS FOLLOWS:
TO ADJUST
1. REMOVE THE FACE PLATE. (SEE PAGE 4.)
2. SET THE PATTERN SELECTOR DIAL AT LEFT NEEDLE POSITION “
”.
(STITCH LENGTH DIAL AT ANY POSITION.)
NOTE:
FOR MODEL 2022 ... SET THE PATTERN SELECTOR DIAL AT “
”.
3. LOOSEN SET SCREW A, AND MOVE THE NEEDLE BAR SUPPORTER TO ARROWS TO GET
CLEARANCE BETWEEN 0 MM TO 0.15 MM.
* WHEN CLEARANCE IS TOO WIDE, MOVE THE NEEDLE BAR SUPPORTER TO DIRECTION
B.
* WHEN CLEARANCE IS TOO NARROW, MOVE THE NEEDLE BAR SUPPORTER TO
DIRECTION C.
NOTE:
AFTER THIS ADJSTMENT, CHECK IF THE CLEARANCE BETWEEN NEEDLE AND NEEDLE
PLATE IS MORE THAN 0.15 MM AS SHOWN IN FIGURE D.
IF NOT, ADJUST THE CLEARANCE BETWEEN NEEDLE AND SHUTTLE RACE BY USING
METHOD OF ADJUSTMENT NO. 2 IN PAGE 13 AFTER READJUST THE CLEARANCE
BETWEEN NEDLE AND NEEDLE PLATE MORE THAN 0.15 MM.
4. ATTACH THE FACE PLATE.
SET SCREW A
DIRECTION C
DIRECTION D
NEEDLE BAR SUPPORTER
0 mm - 0.15 mm
FIGURE D
CLEARANCE BETWEEN NEEDLE
AND NEEDLE PLATE IS MORE 0.15
mm.
13
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