Continuing on testing the layout, I focused on the double slip switch A4, which I knew had an issue. As mentioned before, wiring and controlling a double slip switch is a bit of a trial and error ...
In this current scenario, I just had to switch TA4a and TA4b. So, I just switch the wires at the terminal screw and the labels:
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| Before |
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| After |
And voila! Now, all switch points are correctly controlled by the ECoS: