


Below are links to the owner manuals for a few of the most popular RV manufacturers: If you can’t find your owner’s manual, you may have to reach out to the manufacturer to get a copy. You should check your RV’s owner’s manual for the exact location of your drain valve. However, this will vary by manufacturer and model. Typically, the fresh water tank drain location is located on the underbelly of your RV, right underneath your freshwater tank, and will be attached to a pipe or hose. FAQs Where Is the Fresh Water Tank Drain? Please consult your owner’s manual for instructions specific to your camper model. Important: These are general instructions for draining your fresh water system.
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Check out our guide on how to drain an RV water heater for some important tips! Remove the water heater drain plug and allow the water to completely run out.Turn the fresh water pump on as needed, removing any remaining water from the freshwater lines.Flush the toilet until water stops flowing.There should be one for both the hot and cold water lines. Open the low-point drain plug or valve.Open the fresh water tank dump valve and let the water drain out.If applicable, set the RV water heater to the bypass position to prevent water from entering the heater tank.Open all of the faucets, including the outside shower, if you have one.Wait for water in both the fresh water system and the heater holding tank to cool down to room temperature.Turn off the hot water heater before you drain the fresh water system.How to Dump a Fresh Water Tank & Lines Step-by-Step See the FAQ section below for links to the owner’s manuals for a few of the most popular RV and 5th wheel manufacturers. If you can’t find your drain valve, check your RV’s owner’s manual for the location. They are typically located underneath your RV below or near the fresh water holding tank, but this will vary. But there are some crucial steps to take to do it correctly, which we outline below.īefore we begin, you’ll first need to locate your fresh water tank drain valve and the low point drain valves (if you don’t know where they are already). How Long Can You Leave Fresh Water in RV Tank?ĭraining your RV fresh water tank is a relatively simple process.Should I Leave Water in My RV Fresh Water Tank?.How to Dump a Fresh Water Tank & Lines Step-by-Step.How to Drain a Fresh Water Tank on an RV.
