Hot and cold swapped 2018 ACE 27.2

[Radioman]

I guess I've always used my tank and pump for our water needs.
Recently I was hooked up to city water and I got hot water out the cold side and cold out the hot. That was the bathroom sink and shower as well as the outside shower. I thought I saw the problem when we first got the rig but probably switched to the internal water supply and thought i was
Scratching my head on this one !
Radioman

[Bob Denman]

I'm not sure how the source of the water could affect how it gets to some of your faucets.
You have cold water going into your water heater, and hot coming out. Where it goes is determined by the routing of the hoses: not by it's source.

Although it wouldn't hurt to make sure that your outside shower faucets are completely closed. I recall a couple of posts in here about leaving them on, and getting hot water from the cold side.