When cnc wood router is running or processing, it will make some sound, well, this is normal one. Sometimes, cnc wood router make some abnormal noise, which may frastrated.
See following two parts mainly the abnormal noise from:
1. Spindle motor makes adnormal noise. Such noise delivery us the message that the bearing in the cnc wood router spindle may is with quality problem or bearing life time ends, or the bearing is badly weared.You need to replace a new one or fix it.
2. The noise when cnc wood router is running at three axis direction.
Such abnormal noise may caused by weared motor bearing, or lacking lubrication on some axis, too dirty or too tight on some axis, weared balls in ballscrew set, or losing balls etc.
When you know the mainly reasons caused the above cnc wood router abnormal noise problem, then you will fix it easily.
Sunny Sun http://www.omni-cnc.com