How do I hook up my RV to water supply?

To hook up to campground water, find and remove the cap labeled city water connection. This connection runs the water directly to your pipes, bypassing the fill tank. Install your regulator and filter to the spigot, then thread your potable water hose to the filter.

Where does the water in an RV come from?

Most RVs have two options to get water coming through your RV plumbing system: Attaching a hose to your RV from the outside (city water connection) Using the RVs pump to use water stored in your fresh water tank.