![](https://alcochina.com/wp-content/uploads/2023/10/d-1024x730.jpg)
![](https://alcochina.com/wp-content/uploads/2023/10/2333-1024x481.jpg)
STEP1, loose two sides Y axis gantry bolts, both side loose, donot take them off
![](https://alcochina.com/wp-content/uploads/2023/10/455-1024x592.jpg)
STEP 2, unplug signal line of Y1 or Y2, then when you move the Y axis gantry, there is only 1 side move, the otherside unplugged will stop moving, so you can adjust the angular line.