Repairing Guides

how to repair rv toilet valve

by Robert Rutherford Published 2 years ago Updated 2 years ago
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  • Wrench Or Socket Set The RV toilet will be opened from the floor by unscrewing the bolts. A wrench makes disassembly and reassembly easier after the valve is replaced.
  • Screwdriver You need to replace the old flanges seal with a new one to prevent the toilet leak in the base area. ...
  • Towel or Wipe Dismantling the RV toilet will make it wet and puddle. Towels are needed so you can wipe them quickly for a smooth valve change.
  • New Water Valves and Flanges Seals Of course, when replacing old valves and Flanges seals, you should be ready with new ones. ...
  • Gloves and Trash It’s a good idea to work well where you can rely on trash bins for the temporary storage of toilets that have been removed from the floor. ...

Part of a video titled Dometic 300 301 310 series how to fix rv toilet - YouTube
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So be very careful with all these RV parts because it's very brittle plastic. So just a matter ofMoreSo be very careful with all these RV parts because it's very brittle plastic. So just a matter of prying the little tab with a flathead and this whole unit pops up. And that is our old valve.

Full Answer

How to repair an RV toilet?

How To Repair An RV Toilet. To repair your RV toilet, follow these steps: The first step is to turn off the water pressure — either by turning off the “City Water” valve or turning off the on switch for the on-board water pump. Flush the toilet to bleed off any remaining water pressure and to empty all water out of the toilet bowl.

Should I replace the water valve on the back of toilet?

If you’re replacing the water valve on the back of the toilet, once you have reinstalled the water line, pressurize the water system to make sure the valve doesn’t leak. If it passes this test, then go ahead and bolt it back down to the floor.

Why does my RV toilet hold water in the bowl?

Under normal circumstances, the toilet in your RV retains water in the bowl. The most important reason for that water is to block odor from coming up into the living space. The proper method of use in an RV is to hold the water valve open after flushing to allow about an inch of water to sit in the bottom after the valve has closed.

How do you fix a toilet that won’t flush?

The first step is to turn off the water pressure — either by turning off the “City Water” valve or turning off the on switch for the on-board water pump. Flush the toilet to bleed off any remaining water pressure and to empty all water out of the toilet bowl.

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Can a toilet fill valve be repaired?

Fixing a toilet fill valve (once referred to as a ballcock) is relatively easy to repair if you happen to have a common Fluidmaster brand valve. Often, repairing a fill valve is done by simply replacing the entire fill valve, but Fluidmaster fill valves can be repaired by just replacing a seal inside the unit.

How do you replace a Dometic RV toilet valve?

0:101:27Dometic 310 toilet valve replacement. - YouTubeYouTubeStart of suggested clipEnd of suggested clipHere's the new valve. There's the part number for a. Reference. Okay so you see this top and bottomMoreHere's the new valve. There's the part number for a. Reference. Okay so you see this top and bottom here they got these little prongs a stick out you got to squeeze those together to pull it out.

How do you disassemble an RV toilet?

1:3113:19RV Toilet Problems, How to fix Thetford Aqua Magic 2 (RV Living) 4KYouTubeStart of suggested clipEnd of suggested clipUse pliers a wrench or a ratchet to loosen the half inch nuts should be able to use your fingers toMoreUse pliers a wrench or a ratchet to loosen the half inch nuts should be able to use your fingers to spin the rest of the nut. Off repeat on the other side of the toilet.

How do you replace the valve on a Thetford toilet?

0:075:36How To Replace Your Thetford RV Toilet Valve (Under 5 Minutes)YouTubeStart of suggested clipEnd of suggested clipYou can see that on the model. And here's the replacement. Valve just a real quick look at theMoreYou can see that on the model. And here's the replacement. Valve just a real quick look at the instructions. They are pretty thorough they've got good diagrams.

How do I find the model of my Dometic toilet?

The model number is inside under the toilet. Most common are model 300 (plastic) or 310(ceramic). It's usually down near the floor, behind the bowl. If you have a phone with a camera, you might be able to get your arm back there and take a pic of it.

Why does my RV toilet keep filling up with water?

The main cause of an RV toilet running is the water valve. It may be stuck or need to be replaced. Replacing the water valve is a simple fix you can do yourself. Fortunately, a running RV toilet is a pretty easy fix even if you aren't that “handy”.

How much does it cost to replace an RV toilet?

$180 to $250: This is the price range into which most standard RV toilets fall. You'll find RV-sized toilets that mount to the floor, include flushing capability, and work like a typical toilet. Available in plastic and ceramic, you'll have quite a few options to choose from.

Why is my camper toilet leaking from the bottom?

If your RV toilet is leaking around the base, the culprit is likely a bad flange seal between the toilet and the black water tank. To repair it, you need to: Buy a new flange seal that matches your toilet model. Shut off the water to the toilet.

How do I replace the spring on my RV toilet?

0:311:34Thetford RV toilet spring repair - YouTubeYouTubeStart of suggested clipEnd of suggested clipAnd my wrench actually was used to put some torque on there to get the spring. Around. And as youMoreAnd my wrench actually was used to put some torque on there to get the spring. Around. And as you can see it's a incredibly small wrench you can use anything you want.

How do I identify my Thetford toilet?

Using the data sticker to identify your Thetford toilet model. If you are not sure which model toilet you have, you will find a data sticker attached to the base of the toilet beneath the waste holding tank. The model number will be printed at the beginning above the barcode - as shown below.

How do you remove a Dometic RV toilet?

1:274:01RV 101® - How To Replace an RV Toilet - YouTubeYouTubeStart of suggested clipEnd of suggested clipTurn off any water supply going to the toilet. Release the water pressure and remove and drain theMoreTurn off any water supply going to the toilet. Release the water pressure and remove and drain the water supply. Line remove the toilet hold down nuts. And remove the old toilet from the floor.

Why is my camper toilet leaking from the bottom?

If your RV toilet is leaking around the base, the culprit is likely a bad flange seal between the toilet and the black water tank. To repair it, you need to: Buy a new flange seal that matches your toilet model. Shut off the water to the toilet.

How do I remove an old toilet fill valve?

1:023:58How to Fix a Toilet - Fill Valve Replacement - YouTubeYouTubeStart of suggested clipEnd of suggested clipThen the fill valve may be quickly replaced by reaching to the base the fill valve and pull it upMoreThen the fill valve may be quickly replaced by reaching to the base the fill valve and pull it up the lock ring removing the refill tube and sliding the fill valve off its base.

Why Is My RV toilet not holding water?

1:254:16RV Toilet Seal Not Holding Water Easy Fix! - YouTubeYouTubeStart of suggested clipEnd of suggested clipIt either needs to be cleaned. Or replaced cleaning it first is the best option to try.MoreIt either needs to be cleaned. Or replaced cleaning it first is the best option to try.

What is the seal on an RV toilet?

You’ll typically only have to worry about one key part of the RV toilet, and that’s the seal that separates the basin from the drain and retains water. This little component is liable to become clogged if you flush anything that ought not be flushed, and it’s also prone to cracking when left for long periods without use. In this quick lesson, RV expert Dave Solberg teaches you about some of the things you should be aware of when maintaining an RV toilet, including what to do in the vent of a clog or seal crack.

What is a flat valve on a toilet?

Depending on the model and year, your toilet valve will either have a flat “spade” valve that is a piece of flat plastic that slides back and forth into a rubber gasket that is supposed to seal and hold water, or a rounded valve in the newer style. If it doesn’t hold water, it’s time to replace the valve.

How to tell if water valve is bad?

The best way to tell is to gain access to the back of the toilet. You will see a lever going to the valve. You can manually operate this and see if water comes out, if it doesn’t the valve will need replaced.

What happens if the plastic on the toilet is broken?

It can sometimes be set back into place but they are held in by plastic molding on the toilet. If the plastic has broken, you will need a new toilet.

How to clean spade seal?

I would suggest starting with a good cleaning of the rubber seal that the spade slide across. Sanitize it with a 1/4 cup bleach and gallon of water and use a popsicle stick or other disposable flat object to clean the gap all around the seal. It could have calcium or lime buildup. Otherwise you will need to take the plastic cover off the foot mechanism and the lower plastic shroud to gain access to the valve assembly. There you can see if it’s just sticking or the spring has broken or come loose.

Where is the valve located on a push lever?

The valve is typically located directly at the end of the push lever

Can you put a toilet back on?

It depends on what make and model you toilet is, but there is usually an armature or lever connected to the pedal or handle that goes to the valve and it may have come off. Sometimes it can be put back on but a lot of the time a piece of plastic has broken and needs replaced.

What Is An RV Toilet Foot Pedal?

The RV toilet foot pedal is simply a pedal at the base (either in front or on the side) of your RV toilet that you press down to flush the toilet.

How Does An RV Toilet Flush Pedal Work?

Although you’re probably aware of this if you’re reading this guide, RV toilets have a foot pedal or flush pedal at the base of the toilet that you press down with your foot to flush the commode after use.

RV Toilet Foot Pedal Repair – Common Issues & How To Fix

If you have an RV toilet that’s leaking at the foot pedal, you probably have a damaged intake valve or a buildup of debris or sediment around the pedal assembly.

RV Toilet Foot Pedal Repair – Step By Step Guide

Step 1: Turn the RV toilet’s water supply off, then flush the toilet to empty any additional water out of the bowl and get rid of any remaining water pressure.

Wrapping Up OUr Guide To RV Toilet Foot Pedal Repair

We hope this guide was helpful to you in resolving your RV toilet flush pedal problem.

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