Angle valves, often called stop valves in the plumbing industry, are devices that regulate the flow of gas or water into a specific space. These valves are generally found beneath toilets, sinks, and other gas- or water-powered equipment. They can be built from a variety of materials, including brass, copper, or stainless steel, and they come in a variety of sizes and forms.

Due to corrosion or mineral accumulation, angle valves can occasionally become stuck, making it challenging to turn them on or off. A jammed angle valve needs to be unplugged, which takes time, a few tools, and some expertise. The procedures for removing a jammed angle valve are covered in this article.

Step 1: Identify the type of valve

It’s critical to recognize the type of valve you are working with before making any attempts to remove a stuck angle valve. Compression or threaded angle valves are both possible, and each type calls for a distinct strategy. While threaded valves screw into the pipe fitting and seal using Teflon tape or pipe dope, compression valves employ a rubber gasket to produce a seal. You can choose the appropriate tools and removal methods by knowing the type of valve.

Step 2: Turn off the water supply

Once you have identified the type of valve, turn off the water supply to avoid any water damage or flooding. Locate the main water valve in your home and turn it off. If you’re unsure about the location of the main valve, check the home’s plumbing diagram or consult a plumber. It’s important to make sure that the water supply is completely turned off before attempting to remove the valve.

Step 3: Loosen the valve

Using a wrench or pliers, try to loosen the valve by turning it counterclockwise. If it doesn’t budge, tap the valve gently with a wrench or hammer to loosen any debris that may be causing it to stick. Be careful not to hit it too hard as this can cause further damage. If the valve still won’t budge, try the next step.

Step 4: Apply heat to the valve

Heat can cause the metal to expand, which may aid in unsticking a blocked valve. Apply heat to the valve, paying special attention to the region where the valve is threaded into the pipe fitting, using a heat gun or a propane torch. Avoid applying too much heat as this could harm the valve and nearby pipes. Once heated, try rotating the valve anticlockwise once again using a wrench or pliers. Go to step 5 if it still isn’t loosening.

Step 5: Apply penetrating lubricant

Spray a generous amount of penetrating lubricant onto the valve and let it sit for at least 10 minutes to allow the lubricant to penetrate any buildup or corrosion. The lubricant will help to break down any rust or debris that may be causing the valve to stick. Once the lubricant has had time to work, try turning the valve counterclockwise again using a wrench or pliers.

In conclusion, removing a stuck angle valve can be a daunting task, but with the right tools and techniques, it can be done without causing damage to the valve or surrounding pipes. Before attempting to remove the valve, make sure to turn off the water supply and identify the type of valve you are dealing with. Loosen the valve by tapping it gently or applying heat, and then use a penetrating lubricant to break down any rust or debris. If all else fails, it may be time to call a professional plumber who has the necessary tools and expertise to remove the valve safely. By following these steps and taking the necessary precautions, you can successfully remove a stuck angle valve and ensure that your plumbing system continues to operate smoothly.