roxy54
I respectfully but strongly disagree with your belief that the dealer can or should replace the amp with a new one ...
That’s fine for you to respectfully disagree, but the fact is that such exchanges are not uncommon. Perhaps not in your world, but in the world of consumer electronics (and appliances) it’s not unusual. I’ve benefited from such exchanges personally. It’s called customer accommodation.
As a specific example, I know for a fact that McIntosh has done this.