![Image](http://i57.tinypic.com/30xitxh.jpg)
![Image](http://i60.tinypic.com/fabnd1.jpg)
![Image](http://i60.tinypic.com/2ry0gpj.jpg)
![Image](http://i59.tinypic.com/2gv95if.jpg)
Once you have located the screw, it's a 20 second job
![Very Happy :D](./images/smilies/icon_e_biggrin.gif)
![Very Happy :D](./images/smilies/icon_e_biggrin.gif)
![Very Happy :D](./images/smilies/icon_e_biggrin.gif)
![Very Happy :D](./images/smilies/icon_e_biggrin.gif)
You can use a Philips screwdriver, or a regular 10mm wrench
You simply have to turn the screw:
* Clockwise: The beam goes down
* Counterclockwise: The beam goes up
No need to do anything else. When the beam has reached the desired length/reach, you simply stop rotating the nut, and it's done
![Cool 8)](./images/smilies/icon_cool.gif)
I use this special 10mm wrench:
![Image](http://i57.tinypic.com/2899ch5.jpg)
![Image](http://i59.tinypic.com/1zcj13t.jpg)