We are not looking at your post as being disrespectful or inconsiderate, if you feel that way. These are questions that come up all the time. Most of us have been around long enough to remember the days when certain brand receivers didn't play nice with 4ohm rated speakers. It is not just Axiom, but other brands as well.
You won't harm your receiver, it has built in circuitry to go into protective mode if needed.