GRAPHTEC FC2250 Service Manual page 103

How to reinstall the Y home sensor
(1) Reattach the Y home sensor in the reverse order in which it was detached.
(2) Adjust the Y belt tension (See the section 7.5.6).
(3) Adjust the Y motor belt tension (See the section 7.4.3).
(4) Move the Y slider to the top end of the Y bar, and then confirm that the Y home sensor dog is not
touching to the Y home sensor.
Adjust the position for the sensor dog if it is touching to inside of the Y home sensor.
(5) Reattach the Y bar (See section 7.5.1).
(6) Adjust the right-angle for the Y bar (See the section 7.5.4)
(7) Adjust the home position adjustment and the distance adjustment by the electrical adjustment.
FC2250-UM-251-9370
Y home sensor
Y home sensor dog
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7. DISASSEMBLY AND ADJUSTMENT