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6-1) Adjustment of Thread Release Lever
Adjust the thread release lever's thread hole center to be
7~9mm above the thread hole center on the upper thread
tension adjusting device when the needle bar is at the
lowest position.
A. Turn the pulley until the needle bar descends to the
lowest position.
B. Loosen the screw ① and move the thread release
lever ② up and down to adjust the thread release
lever thread hole center to be 7~9mm above the
thread hole center on the upper thread tension
adjusting device.
C. Fasten the adjusting screw ① again.
※ As the thread release lever moves higher, the
stitches become firmer.
6-2) Adjustment of Thread Release Lever
When the needle bar is at the lowest position, adjust to
place the center of the thread release lever thread hole at
2 to 3mm below from the center of the thread hole of the
thread take-up lever thread guide.
A. Turn the pulley until the needle bar is lifted to the
highest position.
B. Loosen the screw① and adjust the thread release
lever② up or down to place the center of the thread
release lever tread hole at 2~3mm below from the
tread guide’s thread hole.
C. Fasten the adjusting screw ① again.
①
7~9mm
①
2~3mm
6~7mm
②
7) Adjustment of Thread Take-up Guide
Adjust the distance between the thread take-up's thread
guide hole and the thread take-up guide's upper part to
be 6~7mm(For light materials:3mm).
A. Turn the pulley toward the user's position when the
needle bar reaches the lowest position.
B. When the screw ① is loosened, move the thread
take-up guide ② up and down to set the distance
between the upper part of the thread take-up guide ②
and the thread guide hole to be 6~7mm.
C. Fasten the screw ①.
※ As the thread take-up guide ② moves higher, the
upper thread loops become larger.
①
②
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