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SX6803P (Plain feed)
8-4 Feed dog height
1.
The top of the screw B should be 2.7mm above the top
of feed dog bracket A, and setting the feed dog.
2.
Install those parts on the feed bar C with screw D and
E.
3.
When the main feed dog is in its highest position, the
first tooth from the front should be 2mm above the
needle plate. Then tighten screw D and E.
4.
Stopper pin F is touched under the feed dog and
tighten screw G.
8-5 Feed dog front-to-back
The feed dog should be centered front to back.
The feed dog should not touch the needle plate.
Fine adjustment is made by tightening screw C, D and
turning front to back adjusting eccentric pin A.
8-6 Stitch length
Adjustable from 2.1mm to 4.2mm with no steps.
The number of stitches per inch (25.4mm) is as follows.
Stitch
length
stitches per inch
4.2mm
3.6mm
3.2mm
2.8mm
2.5mm
2.3mm
2.1mm
■To change the stitch length
1.
Loosen screw A on the needle guard.
Move needle guard B to the extreme rear end of the machine.
Then tighten screw A temporarily.
2.
Remove rubber plug C.
3.
Loosen screw D. To increase the stitch length, move screw D upward.
To decrease the stitch length, move screw D downward.
4.
When the required stitch length is achieved, tighten screw D securely and then
replace rubber plug C.
5.
Adjust needle guard B and tighten screw A (refer to "Adjusting the needle guard" on
page 13).
Number of
6
7
8
9
10
11
12
16
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