Originally Posted by
Black Pudding
So you don’t bother with the procedure and when you push off stand and start the engine’s, you get the ECAM. You can’t ignore it or assume it’s spurious. Operational disruption if you can’t clear it, be confident it’s not spurious and have to return to stand.
In order to prevent that, you don't ignore the procedure but apply it for the planes that would get affected. The text of the procedure allows for both approaches. Cue post #6.