Polaris Water Heater

I could use some schooling here. I have attached photos of a water heater and a zoned heating system. There were four t-stats and when I had them call for heating the water heater started and you can see from the thermal images the water started to heat. There was a recirc pump that never came on and other than the basement bedroom, where I have a photo of some wall radiant heat, there was no other way to see if the heat was in the floor, ceiling or walls.

I could not verify heat to each room. I referred this to a contractor but I’m wondering if we have any experts out there.

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