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12. Needle sway (Adjusting the bottom feed amount)
WARNING :
To protect against possible personal injury due to abrupt start of the machine, be sure to start the following
work after turning the power off and ascertaining that the motor is at rest.
❹
❺
A
B
❸
C
❷
❶
Loosen eight setscrews ❹ of the post window plate
1)
to remove the post window plate ❺ .
2)
Set the stitch dial to "6".
Loosen hinge screw nut ❶ of the horizontal feed
3)
rear arm.
Tighten hinge screw nut ❶ of the horizontal feed
4)
rear arm at the position where the center of hinge
screw ❷ of the horizontal feed rear arm aligns with
the marker line C of bottom feed connecting trian-
gle lever ❸ .
Attach the post window plate ❺ using eight set-
5)
screws ❹ of the post window plate.
(Standard) When Adjust the position of hinge screw
nut ❶ of the horizontal feed rear arm
in the direction of arrow A, the bottom
feed amount is decreased. When Adjust
the position of hinge screw nut ❶ of the
horizontal feed rear arm in the direction
of arrow B, the bottom feed amount is
increased.
When you change the bottom feed amount,
re-adjust since a change in the longitudinal
position of the needle entry.
– 18 –
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