If there is no water coming out of the hot water side of your kitchen faucet, there is a blockage between the water heater and the sink. This could be as simple as a closed valve or a debris buildup in the piping that is preventing water from flowing.

Why would cold water run but not hot water?

Step 1: Check the building water supply



Is there cold flow at hot water faucets? If you have good water flow (“pressure”) at hot water faucets, but it’s cold, then the water supply piping is not blocked and the problem is in the water heater itself, or in a mixing valve.

Why do I have hot water in my kitchen but not my bathroom?





What’s most likely happening is a problem with the shower’s mixing valve. The mixing valve is a control valve that creates the balance in the flow of water from the hot water line and the cold water line and blends the two together for your desired shower temperature.

Why is there only cold water coming out?

Demand. Perhaps the most common reason for water to remain cold in a busy home is an empty tank. Water heaters work hard to heat an amount of water which fills the tank, but this tank has a limited capacity.

Why is my hot water not working in kitchen sink?

There could be many reasons for this — valve problems, clogs, or low pressure made by worn-out pipes. If water is not flowing from the hot side of your kitchen sink, this could be due to a blocked or partially closed hot water valve.

Why is no hot water coming out of faucet?

A likely explanation is that your faucet might be clogged. Over time, mineral deposits build up inside the plumbing fixtures after repeated use. This blockage doesn’t allow the hot water to flow correctly. The problem becomes more prominent when combined with other plumbing issues, such as low water pressure.

What to check if you have no hot water?





6 Things to do When Your House Has no Hot Water

  1. Check the thermostat settings. Many manufactures set the thermostat to 140 degrees Fahrenheit by default. …
  2. Check the circuit breaker. …
  3. Check the pilot light. …
  4. Check for leaks. …
  5. Flush the tank. …
  6. If all else fails: Upgrade your hot water heater.


How do you unclog a hot water pipe?

Quote from the video:
Quote from Youtube video: First turn off the shut-off valves located under your sink twist them clockwise as far as you can next turn on the hot and cold faucet taps to release any water that is still on the lines.

Why is my hot water not working but my heating is?

If you’ve got hot water, but no central heating then there are more issues it could be if it’s not the thermostat or the boiler pressure. Common reasons for this particular fault are broken diaphragms and airlocks, or a motorised valve failing.

Why is my hot water running cold?



Hot Water Goes Cold Quickly Because Of A Burned out heating element. Faulty or burned out heating elements is one of the main reasons why your hot water goes cold quickly. Old or burned out elements account for the reduction of hot water and will cause your hot water to go cold quickly or not have any hot water at all.

Where is the diverter valve located?

It’s usually a lever that’s situated behind the bath taps that you can pull up or push down. System and conventional boilers don’t require a diverter valve. This is because the hot water they produce is stored in a hot water cylinder.

Where is the diverter on a kitchen sink?

The kitchen faucet diverter is usually located at the front of the faucet body, but on some faucets it faces the back.

How do I know if my diverter valve is faulty?



A diverter valve may be faulty if the hot water taps still work while the radiators do not turn on. Another sign of a faulty diverter valve is if you only can only get lukewarm water from your taps.