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As I said before, I don't think this is needed in this application. I do NOT recommend this.
This is just confusing others and gonna turn into a nightmare.
I think your mistaken on the MOV for DC relay(coil) use. (but I don't care!)
This is like applying rocket science to the Flinstonemobile.
Post # 2 is correct for this application.
Arc suppression, the diode is in parallel with the relay coil, with the cathode(band) toward the positive voltage terminal.