No hot water in shower while having hot water at the sink

If you are experiencing the symptom of having Luke warm water or no hot water in the shower while the hot water is still available at the sink, there are a few possible causes and solutions. Here is a detailed set of instructions on how to troubleshoot and fix this problem:


Troubleshoot no hot water in the shower: step-by-step

  1. Check the water heater. The first thing you should do is make sure that the water heater is functioning properly. You can do this by checking the temperature setting on the water heater and making sure it is set to a temperature that is high enough to produce hot water. If the water heater is not working properly, it could be the cause of the lack of hot water in the shower.
  2. Check the shower valve. The next thing you should do is check the shower valve. Make sure that the valve is fully open and that there are no obstructions or blockages in the valve. If the valve is partially closed or blocked, it could be preventing the hot water from flowing into the shower.
  3. Check the showerhead. Another possible cause of a lack of hot water in the shower is a clogged or damaged showerhead. Remove the showerhead and check for any blockages or debris that may be preventing the hot water from flowing through. If the showerhead is damaged, it may need to be replaced.
  4. Check the plumbing. If the water heater, shower valve, and showerhead are all functioning properly, the problem may be with the plumbing. There may be a blockage or restriction in the plumbing pipes that is preventing the hot water from reaching the shower. You can try using a plumbing snake or a chemical drain cleaner to clear any blockages in the pipes.
  5. Consult a professional. If you have tried all of the above steps and are still having problems with the hot water in the shower, it may be time to consult a professional plumber. They can diagnose and fix any underlying issues that may be causing the lack of hot water.