RV plumbing is more about the control of gas, water, and all other things inside the RV. In your goal to control the water, it’s when you will need valves. There’s more that goes into choosing and manufacturing the right valve for a certain occasion. If the toilet is overflowing, you will need to bend down and give it a turn to its handle.
There are so far many ways that valves are used for plumbing. Choosing the right valve will require more research on a specific application. That also includes the assistance of a professional or a manufacturer.
Fix RV Plumbing Parts Valves Set Incorrectly
If the water coming out of the hot water faucet is just hot for seconds but is later cold, you will now need to do something about it. The first thing to do is to get hot water at a faucet. The controls must be working. Never replace the other parts or module board of the water heater. The issue here is not the lack of hot water. The task will involve getting it throughout the faucet.
The problem is that the hot water and cold water valves and the bypass valve are set incorrectly. You will need to take a closer look at the rear part of the water heater. This will be done by the removal of a panel right in the RV interior. You will also need to see the back and the side of the water heater. This is not done as well by just dropping the door outside on the water heater.
Seeing the cold water line connected at the right-hand corner of the heater, the water here goes in and out at the top. In the water, lines are the three combinations of water valves. They need to be set up properly.
Turn the handle on the bottom and top valves upon seeing three valves. This way, they will be in line with a water line. This will open the valve while the water continues to flow through the water heater. The valve connecting the waterline and running between the bottom and topwater lines also needs to be closed. This is closed just when the handle is turned across the waterline. The time that the valve is open is when you winterize the RV. When you just leave it open, a path is then created for the water to flow without reaching the water heater.
Now if the RV plumbing parts valves are set incorrectly, you may think as well why you still get hot water from the faucet. Even if the water does not circulate in the entirety of the water heater, there is enough heat connected through the waterline. The goal here is to heat the water in the line while a brief rush is allowed at the faucet. This is also even before the supply was exhausted.
You now know the roles of RV plumbing parts valves and a few things to do when fixing them up!