> On 25 Jul 2019, at 18:33, tom-...@bgp.nu wrote:
>
> Is there a standard or convention on which way M3 and M4 spins a lathe
> spindle? Is the direction (CW/CCW) viewed from looking at the spindle face
> or out FROM the spindle?
M3 is positive in a vector sense.
Or to write it in English, M3 is clockwise when looking along a line from
smaller Z to larger.
I agree that this sounds electrical. Is it a brushless motor?
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