Methods to Fill an RV Recent Water Tank

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Water is important when RV tenting – dishes, showering, and, maybe most significantly, staying hydrated. As a brand new RVer, make certain you already know learn how to make clear consuming water

For individuals who all the time camp in RV resorts with full hookups, you would possibly by no means fear about filling your recent water tank. However, if you happen to’re eager about boondocking and tenting off-grid or simply want water for journey days between campgrounds, all RVers ought to know learn how to fill an RV recent water tank.

The place is my RV Recent Water Tank Fill?

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Photograph by Tenting World

On most motorhomes and journey trailers, you’ll discover the recent water tank fill on the off-camp facet – reverse the primary entry door. This is similar facet you’ll discover the town water inlet and sewer outlet as a rule. Some, nevertheless, have the fill location on the camp facet or at the back of the RV.

On new RVs, the fill location ought to be clearly labeled on the outside. Nevertheless, that label generally falls off or is unintentionally eliminated on used RVs. Seek the advice of your proprietor’s guide if you happen to’re having bother finding your RV’s recent water tank fill.

Methods to Fill an RV Recent Water Tank

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Photograph by Tenting World

All RVers will want a potable water hose for this course of. Most backyard hoses are usually not really helpful for consuming water, so be sure you examine the hose’s really helpful makes use of. You’ll additionally want a water filter in case your RV lacks an onboard filtration system. With these provides in hand, observe these steps: 

Potable: (adj.) Protected to drink

  1. Place your RV close to a potable water supply. Pull up shut sufficient on your potable water hose to achieve between the spigot and your recent tank fill. The right distance is dependent upon your hose’s size. 
  2. Join your RV water filter to the spigot.
  3. Join your recent water hose to the water filter. 
  4. Insert the open finish of your water hose into your recent tank fill. 
  5. Activate the water spigot and let it run till you see water spurting out of the tank vent. 
  6. Flip off the spigot, take away the hose out of your tank fill, and substitute the fill cap. 
  7. Disconnect the hose and filter and clear water from the hose earlier than storing it. 

Do not forget that you’ll must activate your RV’s water pump to pressurize the traces after filling your recent water tank. The pump ought to then be turned off till you may have one other demand for water provide.

Methods to Fill an RV Recent Water Tank With no Hose

Your RV’s recent water tank may be crammed straight from a conveyable water container if you happen to don’t have a hose. You’ll nonetheless want a funnel to take action, however you’re extra more likely to have water spilling again out of the inlet and not using a hose. That is typically referred to as ‘gravity filling,’ so let’s discuss somewhat extra about that fill methodology. 

Methods to Gravity Fill an RV Recent Water Tank

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Gravity filling is likely to be the easiest way to refill your RV’s recent water tank if you happen to’re boondocking for an prolonged interval. This implies utilizing gravity to switch water from an exterior moveable water container into your RV’s recent water holding tank. 

Right here’s learn how to do it: 

  1. Create a DIY gravity fill machine utilizing a clear funnel and a 6-12” part of potable water hose. You may try and fill it with solely a funnel, however you’re extra more likely to have water spilling again out of your inlet. Higher but, use a flex funnel.
  2. Place the machine’s hose (or simply your funnel) into your recent water tank inlet. 
  3. Place your water storage container above the funnel. Use a moveable tenting desk that extends excessive sufficient if you happen to don’t need to maintain the container all through the method. 
  4. Open the deal with or lever in your water container and permit water to move into your tank.  

To fill your tank fully, you’ll must repeat this course of a number of instances. The variety of instances will rely in your moveable storage container measurement in comparison with your RV’s recent water tank capability. Store water storage containers. 

You may also be eager about conserving and creating energy when prolonged boondocking.

Methods to Hook As much as Metropolis Water

Whether or not your recent water tank is full or empty, hooking as much as a metropolis water connection is one other strategy to get clear water in your RV. Right here’s an summary of learn how to hook as much as energy and water

You also needs to study why you want a water strain regulator when hooking as much as metropolis water.

FAQs About RV Recent Water Tanks

Listed below are a couple of widespread questions on your RV’s recent water system:

Ought to I Drive with a Full Recent Water Tank?

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Photograph by Tenting World

The added weight of the water in a full recent tank will lower your gasoline economic system, whether or not you’re driving a motorized RV or pulling a towable. RVs are designed to journey safely with a full recent water tank. 

To be sensible, you possibly can funds for the way far you’ll journey and the way a lot water you’ll want between locations. That may permit you to fill your tank partially to have water in your journey with out dramatically rising gasoline consumption.

The usual rule of thumb is one gallon of water per particular person per day for hydration and one other gallon per particular person per day for hygiene makes use of. Attempt to fill your freshwater tank as near your tenting vacation spot as attainable to get pleasure from higher gasoline economic system.

Why is my Recent Water Tank Filling When Linked to Metropolis Water?

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Photograph by Tenting World

The commonest cause that your recent water tank is filling when linked to metropolis water is that you’ve a defective examine valve in your water pump. This valve retains water from passing via the pump and into your recent water tank whenever you’re hooked as much as metropolis water. 

A defective examine valve is usually induced by nice sediments that entered the system when filling the tank and not using a filter. It might additionally happen when the water pump was not correctly winterized, permitting ice to kind. The water expands because it freezes, and this damages the examine valve.

Do I Have to Sanitize My RV’s Recent Water Tank?

The NFPA 1192 commonplace for RVs states that the recent water system ought to be sanitized earlier than every use. Some interpret this to imply it ought to be sanitized earlier than putting it into service every season, reminiscent of when dewinterizing your RV within the spring

Others consider it’s prudent to sanitize your RV’s recent water system after it has been allowed to sit down for greater than 2-4 weeks between makes use of. Right here’s an summary of learn how to sanitize your RV’s recent water tank: 

And right here’s the complete step-by-step tutorial outlining the method of sanitizing your recent water tank.

Why Isn’t the Water Flowing in My RV?

There are a number of causes you aren’t seeing water move out of your RV taps. Causes range based mostly on whether or not you’re linked to metropolis water or pulling water out of your recent water tank. Listed below are some troubleshooting ideas that can assist you restore water move to your RV: 


Filling your recent water tank is comparatively easy. Observe the steps above, and also you’ll have a full tank prepared on your subsequent off-grid journey. 

Do you may have any questions on filling your RV’s recent water tank? Tell us within the feedback under. 



Tucker Ballister is our Technical Content material Author. He’s a lover of the open highway and the proud proprietor of a 2021 Sunlite Traditional journey trailer (his third RV up to now). Try extra of his RV adventures, gear opinions, and out of doors recommendation at thebackpackguide.com.



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