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Upper feed dog (2)
The clearance between the dual feed foot and upper feed dog should be 4 mm when the stitch length is set
at "0".
* Check the upper feed dog (1) (refer to page 29) before this adjustment.
4 mm
View from the right upper corner of the machine
Upper feed upper
shaft rear arm
Mechanical Adjustment
Upper feed adjusting dial
Upper feed dog
Dual feed
foot
Hexagonal
socket screw
To check:
1. Attach the dual feed foot.
2. Turn the power switch on and select straight
stitch (
).
(Be sure that the machine is not locked.)
Press the adjusting key and set the stitch length
at "0".
Turn the drop feed lever to drop the feed dog.
3. Turn the upper feed adjusting dial to set the dial
at "0".
4. Press the needle up/down button twice to raise the
needle.
* In order to initialize the feed dog position, press the
needle up/down button twice and reset the needle
position even though needle position is set at raised
position.
5. Lower the presser foot.
Turn the power switch off.
6. The clearance between the dual feed foot and upper
feed dog should be 4 mm. If not, follow the procedure
below.
To adjust:
1. Remove the top cover (refer to page 1).
2. Loosen the hexagonal socket screws on upper feed
rear arm (use an Allen wrench of 2 mm width across
flats).
3. Insert the 4 mm spacer between the upper feed dog
and dual feed foot to adjust the clearance.
Tighten the hexagonal socket screws.
30
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