● CNC-450 How to reset Z axis Home zero position
Ans:
- After installed the Z axis AC servo motor well , Please switch to MPG mode firstly
- Please move the Ram to let the Ram bottom end to align the lower end of Ram guide-way base
- Check Z axis position is near 0 or not ? If not please reset Z axis Home zero position as below
Video “How to reset Z axis Home zero position procedure”
- Please open the left side cover of Ram base to check the top bottom position (3-5mm higher than
Polyurethane (anti-collision ring) , Please use MPG to move Z axis down until till Ball-screw nut higher
3-5mm then “Polyurethane anti-collision ring”
(see attached pdf drawing)
- Goto parameter 2406 to set the above position as Z- software limit (see attached png photo)
- Set Z+ software limit value as (total Z axis travel 480+ (Z- software limit value) , For example if Z- software
Is -450.00 , The Z+ is 480-450.= +30.000
- Finish Z axis Home zero position checking and setting .