What is the most common problem with water heaters?

Water leaks are perhaps the most common type of water heater issue you’ll face. Any water heater will start to leak eventually, as by nature water will eventually corrode your tank and create microscopic cracks or fractures. However, this isn’t always a sign that your tank is what’s leaking.

What causes a water heater to not heat?





If an electric water heater is not producing hot water, it could be a simple problem like a blown fuse or tripped circuit breaker. Additionally, some electric water heaters have a circuit-style safety switch located near or on the thermostat.

What to check if water heater is not working?

7 Tell-tale signs of a Water Heater not working

  1. You don’t have enough hot water. …
  2. You have varying water temperature issues. …
  3. You have a leaking water heater. …
  4. You notice reduced water flow. …
  5. You’re hearing some concerning sounds. …
  6. You have smelly or discolored water. …
  7. Your water heater is on the older end of the spectrum.


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

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.

How many years does a water heater last?





Typically a residential hot water heater lasts between 6 and 13 years. Beyond 12 years, you are on borrowed time!

What trips the reset button on a hot water heater?

The reset button: a red button located on the water heater itself (just above the thermostat) that trips when the water temperature exceeds 180 F. The reset button is sometimes referred to as the “ECO” (emergency cut off) or “high limit switch”.

Why is my hot water only lukewarm?

Sediment Build-Up



As water collects inside your hot water heater to be heated, it’s common for debris in the water—like sand, dirt, and minerals—to settle at the bottom of the tank. As the particles collect on the bottom of the tank, the water heater can’t effectively heat your water, resulting in lukewarm water only.

What to do if hot water stops working?

First things first…

  1. Bump up the thermostat. Ideal operating temperatures for hot water heaters are between 122 and 140 degrees Fahrenheit. …
  2. Check the forecast. …
  3. Relight the pilot light. …
  4. Fix a faulty thermocouple. …
  5. Rekindle a blue flame. …
  6. Inspect the gas line. …
  7. Restart your water heater. …
  8. Reset the circuit breaker.

How do I reset my water heater?



Somewhere on your electric water heater, you’ll find a reset button. It’s usually red and often located near the thermostat. It may also be hidden behind a removable metal panel on the unit—and then behind some insulation. Once you find the button, push and release it.

Why is my hot water tank 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.

How do I reset my thermostat?

Here are the step-by-step reset instructions:

  1. Turn your thermostat off by switching it to the off position.
  2. Find the breaker that powers your HVAC system and turn it off.
  3. Wait 30 seconds and turn the breaker back on.
  4. Turn your thermostat back on.



How long does it take for water heater to heat up after reset?

Your average gas tank water heater takes about 30 to 40 minutes to heat water once it gets in the tank. This preliminary heat up happens when new water from your water supply is fed into the tank.



Water Heater Recovery Heat Up Times Comparison Chart.

Water Heater Type Time to Heat Back Up
Gas Tankless 0 mins
Electric – Conventional Tank 60-80 mins
Electric Tankless 0 mins

Why do I have to push the reset button on my water heater?

The button is part of a built-in safety device that cuts energy to the water heater if the internal water temperature gets dangerously high – above 150°F. When this happens, usually all you have to do is press the reset button, and if the water is cool enough, the water heater will turn back on.

When should I reset my water heater?

Keep in mind that a water heater’s reset button serves an important purpose—interrupting power in the event of a malfunction, such as a power surge or a faulty thermostat. If your water heater loses power repeatedly, there’s likely a problem that should be addressed by a professional Culpeper County plumber.