The documentation is now ready!
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In this episode of the DIY CO2 Laser Cutter / Engraver Build Series, I build the water pump for keeping the laser tube cool & talk quickly about the air assist. Then plug in the laser tube power supply and do a quick test.
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//It should go without saying that electricity and lasers are dangerous.
None of this video should be treated as professional advice.
![](https://i.ytimg.com/vi/-s3_X3Kpvsk/maxresdefault.jpg)