A cable-operated RV dump valve is a type of valve that is used to control the flow of sewage from your RV. This type of valve is operated by a cable that is attached to the valve itself. The cable is then connected to a lever or handle that is located outside of the RV.
Why do I need a cable-operated RV dump valve?

There are a few reasons why you might want to install a cable-operated RV dump valve. One reason is that it can help to prevent sewage from leaking out of your RV when you are not using it. Another reason is that this type of valve can help to keep your RV clean and free from odors.
There are a few drawbacks that come along with using a cable-operated RV dump valve. One drawback is that you will need to have a handle or lever installed outside of your RV in order to operate the valve. Additionally, this type of valve may be more expensive than a traditional RV dump valve.
What you’ll need
How to install a cable-operated RV dump valve

- Begin by finding a location for your valve that is easily accessible and close to the sewage outlet on your RV.
- Use a drill to create a hole in the side of your RV. The hole should be large enough to accommodate the size of the valve.
- Wrap some Teflon tape around the threads of the valve. This will help to create a watertight seal.
- Screw the valve into the hole that you created in step 2. Use a wrench to tighten it in place.
- Attach the cable to the lever or handle that you will be using to operate the valve. Make sure that the cable is long enough to reach from the outside of your RV to the location of the lever or handle.
- Test the valve to make sure that it is working properly. You should be able to open and close the valve by moving the lever or handle.
Tips for using your new cable-operated RV dump valve
- Make sure to open the valve before you start using your RV’s sewage system. This will help to prevent any leaks.
- Be sure to close the valve when you are done using your RV’s sewage system. This will help to keep odors from emanating from your RV.
- If you are not using your RV for an extended period of time, be sure to open the valve so that any sewage that is in the tank can drain out. This will help to prevent any buildup of odor-causing bacteria.
- If you notice any leaks, make sure to check the Teflon tape around the threads of the valve. You may need to replace the tape if it is not sealing properly.
FAQs about cable-operated RV dump valves
How often do I need to replace my cable-operated RV dump valve?
You should replace your cable-operated RV dump valve every few years or as needed. If you notice any leaks, it is a good idea to replace the valve sooner rather than later.
What are some signs that my cable-operated RV dump valve needs to be replaced?
Some signs that your cable-operated RV dump valve needs to be replaced include leaks and difficulty opening or closing the valve. If you notice any of these problems, it is a good idea to replace the valve.
Can I use a cable-operated RV dump valve with a septic tank?
Yes, you can use a cable-operated RV dump valve with a septic tank. Just be sure to follow the manufacturer’s instructions for installation and use.
Citations
https://www.forestriverforums.com/forums/f191/replacing-dump-valve-cables-89896.html
https://www.rv.net/forum/index.cfm/fuseaction/thread/tid/27679403/print/true.cfm
https://www.montanaowners.com/forums/showthread.php?t=77878
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