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Automatic upper feed adjustment (1)
1. Remove the base. (Refer to page 2)
2. Turn the power switch ON while pressing the start/
stop button and the reverse stitch button to enter the
factory setting mode.
3. Press the “Dualfeed” key to select the dual feed
adjusting mode.
Set the offset value at “0”, the balancing value at “5”,
the stitch length value at “2.40”.
4. Check if the clearance between the upper feed lower
shaft 2 and connecting link shaft stool should be 16.5
mm.
If not, follow the procedure below.
5. Loosen the setscrew.
Adjust the clearance between the upper feed lower
shaft 2 and connecting link shaft stool to 16.5 mm.
* Adjust the upper feed dog on next page after this
adjustment.
Adjust this part after adjusting the automatic upper feed withdrawal.
The clearance between the upper feed lower shaft 2 and connecting link shaft stool should
be 16.5 mm when “Dualfeed” key is pressed in the factory setting mode and the offset value
is set at “0”, the balancing value is set at “5”, the stitch length value is set at “2.40”.
16.5 mm
Connecting link shaft
Upper feed lower shaft 2
Reverse button
Start/stop button
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