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the signal cable from motor to Z axis board loose because moving, or broken due to oil. Sometimes pulse coder's bad (rarely)

If your machine stop suddenly while not working, I think 2 reasons: high temp(install more fans) or your power supply have problems (capa in board is leak so not enough power to supply to PCB and...

I think your power supply is failure. I've also got a MV 40-45 system 6M and when the power supply failure the led in board is red.

thank you very much. I followed you but still problem. When i use VOM to measure the voltage in anykey, it's zero. is masterboard have problem?
Thanks for your help

"you might want to check the drawbar and the spindle liner"?
The worker's worked for 3 hours before the tool drop droped. We disassembed to check the drawbar and the spindle liner and assemble ...

I've got a problem: the keyboard of my griding machine system OM sometimes doesn't work. Please help me check it.

Hello everybody. I'm a technician in VN factory.
I've got a mechanical problem: Tool drops when I machining with heavy load. Something's wrong? Please help me troubleshooting. My email:...