Reasons Why a Hot Water Tank Will Explode

With regards to needing to perform maintenance on ones water heater, it is a reasonably minimal maintenance home appliance. Even so, one necessary component of it ought to be examined routinely. Water Heater Repair Eugene OR  would like to pass on this safety information concerning ones water heater today.

Excessive temperature when mixed with tank corrosion inside the storage tank could cause an explosion. Any time the water temperature is below 212 degrees Fahrenheit, one will be secure from an explosion, though there is a real danger of scalding at that temperature. However, if the water temperature is above 212 degrees, water turns into steam, which will enlarge to 1,700 times the space it occupies as water. This is when an explosion can also occur.

Cautionary Indications of a Water Heater Explosion
The leading sign is if one goes to get hot water from a faucet and only steam comes out. Immediately turn off power if one possesses an electric water heater. If one owns a gas hot water heater, turn off the gas valve on the water heater. And then, give us a call to come check out the situation.

Minimizing Potential Water Heater Dangers
The most essential maintenance activity having a water heater is to check the pressure relief valve, referred to as the T&P valve, on a regular basis. This valve helps regulate the pressure accumulation inside the water storage tank to reduce a dangerous rise in temperature and overpressure.

Remember, the water discharge out of a T&P valve is often rather hot. If you do not feel at ease testing the valve inform us. Also, doing any type of repairs to the valve really should be completed by a qualified plumbing repair provider.

How to Test the T&P Valve

Remove anything from around the area close to the overflow pipe and floor drain.
Raise the test handle for roughly 5 seconds or until the water runs clear.
Release the handle.
If the T&P valve keeps on running with water, raise the handle up and down quickly to have it reseat itself. One may need to do this 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 a lot of force, but might need to utilize a little.
If the T&P valve continues to have water coming out, it ought to be replaced.

Other items to watch out for are corrosion on the stem of the valve. If there is any water seeping out of the valve stem or from the drain valve.

Water Heater Maintenance Infographic

Eugene 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 Katy TX

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

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