How To Free A Stuck TRV On A Radiator | Arctic Hayes | Crack-It

If you're a plumber, DIY enthusiast, or just a homeowner trying to figure out why your radiator isn't heating up, you might run into a common issue: a stuck thermostatic radiator valve (TRV). Don't worry if you find yourself in this situation; it's a problem many people face. In this post, I'll walk you through some easy steps to free that stubborn TRV and get your heating back on track. First things first, let’s understand why a TRV might become stuck. Usually, this happens due to mineral deposits, rust, or simply lack of use, especially in those radiators that don't get much action. A stuck TRV can prevent hot water from entering your radiator, leading to cold spots. Now, to free a stuck TRV, start with checking the valve and gently try to turn it with your fingers. Sometimes, a bit of movement is all that’s needed to get the valve unstuck. If you feel resistance, don't force it just yet. Instead, grab a pair of pliers or a wrench to give you more leverage. Next, you can try to heat the valve slightly using a hairdryer. This trick can help expand the metal just enough to get it moving again. Be careful not to overheat anything, though – you don't want to damage the valve or surrounding pipes. If you're still having no luck, consider applying a little penetrating oil. Spray some around the valve's connection points and give it a few moments to work its magic. After that, return with your pliers and give it another gentle wiggle. Finally, if all else fails and the TRV remains stuck, it might be time to replace it altogether. In that case, make sure you have the right tools and a replacement valve handy. In conclusion, freeing a stuck TRV isn't as daunting as it may sound. With a few simple steps, you can tackle this problem head-on. The video above provides a great demonstration of the process, so be sure to check it out for a visual guide. Happy plumbing!