12. STANDARD ADJUSTMENTS
12-6. Adjusting the feed dog angle
1. Turn on the power.
2. Start backtack sewing, best PFM mode, slow start, special
locus and X-over seam assist will turn off.
3. Set the feed pitch to 3 mm (for -[][]3 specifications) or to 5
mm (for -[][]5 specifications). (Refer to "5-4-3. Main
sewing settings ".)
4. Press the menu key (1).
* The standard angle for the feed dog (2) when it is lowered
until its top is flush with the top of the needle plate is for
the O mark (or the V groove) in the feed bar shaft (3) to
be aligned with the feed rocker bracket arm (4) and for the
feed dog (2) and to be parallel to the needle plate.
5. Turn the machine pulley to move the feed dog (2) to its
highest position above the needle plate.
6. Tilt back the machine head.
7. Loosen the set screw (5).
8. Turn the feed base shaft (3) in the direction of the arrow
within a range of 90º with respect to the standard position.
(Figure <C>)
・
In order to prevent puckering, lower the front of the
feed dog (2).
・
In order to prevent the material from slipping, raise the
front of the feed dog (2).
9. Securely tighten the set screw (5).
10. Press the home key (6).
* If you would like to tilt the feed dog (2) further, turn the
feed lifting rock bracket stud (7) while carrying out the
above adjustment. (Figure <D>)
(Refer to "12-5. Adjusting the feed dog height" on the
previous page for details of this operation.)
* The height of the feed dog (2) will change after the angle
has been adjusted, so it will be necessary to re-adjust the
height of the feed dog (2).
0917D
0933D
0932D
Lowers the
front
Raises the
front
Standard
Front is lowered
Front is raised
Parallel
Standard
Front is lowered
Front is raised
Standard
Back is raised
Back is lowered
Needle
plate
(1)
(6)
S-7300A
77
