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Adjustment Procedures
1. Start the test mode I07 (IP-410).
2. Tread on the pedal to perform origin retrieval for the thread trimmer
cam.
(Confirm that the origin is in the correct position. Then, proceed to
the procedures shown below. Refer to "(20) Thread trimmer and
presser origin sensor adjustment.")
3. Press the + key
(IP-410). Confirm that the control panel display
is changed from
4. If the change occurs by pressing the + key other than 6 to 8 times, or
the change does not occur, loosen the setscrew
sensor slit
finely in the arrow direction.
5. After the sensor slit
origin retrieval for the thread trimmer cam. Examine the sensor
changeover position in the steps 3. and 4. above.
6. Repeat the steps 2. to 5. above until the coincidence is secured.
(Caution) During adjustments, check the clearances A, B, and C of
the sensor slit
seem to be insufficient, use the setscrews
correct the gradient. While taking this action, continue
to work on the steps above.
to
within the frequency of 6 to 8 times.
has been fixed, tread on the pedal and make
and the sensor
and adjust the
. If the clearances
and
to
– 35 –
Results of Improper Adjustment
o If the thread trimmer sensor
changeover takes place outside
the range, the moving knife may
interfere with the needle. This will
be a cause of injury or the
breakage of parts.
o If the thread trimmer sensor
changeover does not take place,
Error 305 occurs and the sewing
machine fails to start operating.
o If the sensor slit
has no clear-
ance against the sensor
can be a cause of destruction in
the sensor slit
or the sensor
.
, this
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