JUKI AMS-221EN Series Engineer's Manual page 65

Adjustment Procedures
1. According to the illustration, produce an origin adjustment gauge
and mount it on presser foot asm. left
* To produce the gauge for AMS-221EN-3020, the parts
specified below are required.
No. Part No.
1 40032837
2 40032835
3 SM6061200SP
4 WP0651056SD
5 SM6061010TP
6 WP0641601SD
Adjustment Procedures
1. Start the test mode I06.
2. When the star pedal is depressed, the feed moves to the mechanical
origin and stops.
3. Lower the needle and check the right and left displacement based on
the engraved marking of the origin.
4. When the engraved marking of the origin is found to be displaced in
Direction A from the needle tip, loosen the 2 setscrews
the sensor mounting plate
the 2 setscrews .
5. When the engraved marking of the origin is found to be displaced in
Direction B from the needle tip, loosen the 2 setscrews
the sensor mounting plate
the 2 setscrews .
(Caution) After the adjustment, make sure that the slit plate does
not interfere with the sensor
and right
Part name
Presser foot asm. left
Presser foot asm. right
Presser foot setscrew
Presser foot washer
Gauge setscrew
Gauge washer
in Direction C. After adjustments, tighten
in Direction D. After adjustments, tighten
.
– 61 –
Results of Improper Adjustment
.
Q'ty
1
1
4
4
4
4
Results of Improper Adjustment
and adjust
and adjust