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Can nobody offer any advice?

I'm talking about the MESA 7i76E...shoulda put that in the original post... Anyone?

I am in North America. Thank you guys for your responses.

Nick

Mactek, you say I can expect electric shock. This is only if something has gone wrong correct? Such as one of the hot wires coming loose and contacting the case.
This is an air-cooled unit. The cap...

So the ground terminal on the VFD would have two wires on it, correct? --> One from the spindle ground that I create, and the other on the ground wire for the 220v supply into the VFD... Yeah, I'm...

Al the man, here is the link to what I bought:

https://www.amazon.ca/gp/product/B0777FBVG3/ref=ppx_yo_dt_b_asin_title_o00_s00?ie=UTF8&psc=1

Also, upon opening up the back of the spindle, it is...

Hello. I am wondering:
1)How to properly turn the 7i76E on, or switch it.
2) Is there a proper sequence to start 7i76E, stepper drivers, linuxcnc... Just fire it all up at once?

At the moment I...

I don't know how to edit my post, so here is what the extra piece of paper says (relevant text):

"Notice: On the spindle motor air plug 1,2,3 connection to on the inverter: U,V,W, the mean is 1=U,...

Hello. Firstly, I am new to the forum. I know this horse has been beaten for some time now. I will try to remain to the point.

I purchased one of those Chinese spindles from Amazon. I haven't...