The Reasons of a Water Heater Tank Explosion

In terms of needing to do upkeep on ones water heater, it is a pretty minimal maintenance appliance. Even so, one crucial element of it should be checked out regularly. Hot Water Heater Repair Bakersfield wishes to pass on this safety information concerning ones water heater today.

Abnormal temperature when put together with tank corrosion inside of the storage tank can result in an explosion. If the water temperature is less than 212 degrees Fahrenheit, one shall be secure from an explosion, though there is a real danger of scalding at that temperature. However, if the water temperature is more than 212 degrees, water transforms into steam, which will then enlarge to 1,700 times the space it occupies as water. This is the time an explosion can happen.

Cautionary Signals of a Water Heater Explosion
The leading sign is if one goes to get hot water from a faucet and only steam comes out. Promptly turn off electric power if one has an electric water heater. If one has a gas hot water heater, turn off the gas valve going to the water heater. And then, give us a call to come evaluate the predicament.

Minimizing Potential Water Heater Dangers
The primary routine maintenance activity with a water heater is to check the pressure relief valve, referred to as the T&P valve, on a standard basis. This valve helps manage the pressure buildup inside the water storage tank to prevent a serious rise in temperature and overpressure.

Take note, the water release from a T&P valve may be very hot. If you do not feel at ease evaluating the valve inform us. Also, undertaking any sort of fixes to the valve should be done by a specialized plumbing repair business.

How to Test the T&P Valve

Remove anything from around the area around the overflow pipe and floor drain.
Raise the test handle for about 5 seconds or until the water runs clear.
Release the handle.
If the T&P valve continues to run with water, lift up the handle up and down rapidly to get it to reseat itself. One might have to do so a couple of times. IF it has not been tested for a while, it might be difficult to raise it at first. Don’t use an excessive amount of force, however may need to utilize just a little.
If the T&P valve continues to leak, it needs to be replaced.
Additional items to look for are rust on the stem of the valve. If there is any water dripping from the valve stem or out of the drain valve.

Seeking more tips? Take a look at our other articles here:

Water Heater Maintenance Infographic

Bakersfield Water Heater Maintenance

Related T&P Valve Testing Videos

Mythbusters did a test of the potential dangers of hot water heater explosions here:

Water Heater T&P Valve Repair Bakersfield

What the Experts Say

  • The discharge from a T&P valve can be very hot. It is very important that all T&P valves be installed properly with a discharge line piped downward to an adequate drain to avoid property damage and to minimize possible human contact.
    Read more…

Watts Water Technologies

If the temperature in your heater remains high after you turn down the thermostat, the thermostat may be faulty. Consult a professional for repair. Read more…

Home Guides

Pressure relief valves sometime develop a drip when opened for the first time in years. Try opening and closing it a few times to see if it will seat itself. If you have a large leak or the drip doesn’t stop on its own in a day or two, the valve will need to be replaced.  Read more…

Today's Homeowner

Check out some of our other water heater tips in our blog