Just done a personal test on the machine and results are as follows.

To start with everything was wired up when it arrived except i had to bolt on the stepper motors.

So with the machine turned ON and like i said i get static and a shock if i rub my arms on the bed

If i disconnect the spindle with the machine turned ON i get no static and no shock on my forearms.

So this would indicate to me that it must be a faulty spindle , so my question is would a faulty spindle with these issues give a code like we have been getting