DIFFERENTIAL FEED RATIO
CORRECT SETTING
When the stitch length dial (G) is set at “3” and the differential feed dial (H) at 1.0, the
difference of the feed amount between the main feed dog (D) and sub feed dog (E) should
be less than 0.15mm (1/128”) (F).
TO ADJUST
1.
Remove the front panel unit and needle plate. (Refer to page 10).
2.
Set the stitch length dial (G) at “3” and the differential feed dial (H) at “1.0”.
3.
Adjust the difference of the amount of movement between main feed dog (D) and sub
feed dog (E).
* If the amount of movement (K) of sub feed dog (E) is larger than that of main feed
dog (D) as shown in ** I **, turn the adjust screw (C) counter-clockwise (direction
of A).
* If the amount of movement (L) of sub feed dog (E) is smaller than that of main feed
dog (D) as shown in ** J **, turn the adjust screw (C) clockwise (direction of B).
4.
Attach the front panel unit and needle plate. (Refer to page 10).
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