Is it better to keep the electric water heater on all the time or turn it on when in use to save electricity? What is the reason why the electric water heater does not heat up?

Electric water heaters are a common heating and bathing appliance in urban life. They are small in size, fast in heating, and can be adjusted to different water temperatures. They are very convenient and therefore popular among people. Is it more energy-efficient to keep the electric water heater on all the time or to turn it on when in use? Let's take a look today.

Contents of this article

1. Should you keep the electric water heater on to save electricity or turn it on when you use it?

2. Why does the electric water heater not heat up?

3. Which one is more economical: a natural gas water heater or an electric water heater?

Is it better to keep the electric water heater on all the time or turn it on when in use to save electricity?

If you don't use the electric water heater often, you only need to turn it on one hour before taking a shower, which will save electricity. If you often use the electric water heater to take a shower at home, you can keep the electric water heater on or turn it on before use. Both have their pros and cons. If you are in a barber shop, public bathhouse, etc., it will save electricity if you keep the water heater on.

Whether to keep the electric water heater on all the time or turn it on when in use to save electricity depends on the specific situation. If the electric water heater at home is not used frequently, it is usually sufficient to turn it on an hour before taking a shower, and turn it off after taking a shower, and the power switch should also be turned off, which will save more electricity.

If you use the electric water heater frequently, but only for taking a bath, you can turn it on when you need it, or you can keep it on all the time. Both have their pros and cons, because frequently turning the electric water heater on and off will damage the circuit, and keeping it on all the time will waste electricity.

If you are in a barber shop, public bathhouse or other place where hot water is frequently used, it is recommended to keep the electric water heater on. This will save electricity and will not have a big impact on the circuit of the electric water heater, which may shorten the service life of the electric water heater.

Why does the electric water heater not heat up?

The electric water heater may not heat up because the thermostat is disconnected. In this case, you need to manually reset the thermostat to allow the water heater to heat up. It may also be because the gas pressure of the electric water heater is low, resulting in very little gas entering the burner, and the electric water heater cannot generate enough heat to heat the water.

The electric water heater may not heat up because the thermostat is disconnected. There is usually a thermostat with anti-dry burning function on the heating tube of the electric water heater. When the thermostat is disconnected, the electric heating tube will be in a short-circuit state. At this time, the thermostat needs to be manually reset to allow the water heater to heat up.

Low air pressure may also cause the electric water heater to fail to heat up. When the air pressure in the electric water heater is low, very little gas will enter the burner, which will cause the electric water heater to fail to generate enough heat, giving people the feeling that the electric water heater is not heating up.

The electric water heater may not heat up because the gas passage is blocked. When the gas nozzle of the electric water heater is blocked by debris, the electric water heater will not have enough gas to generate enough heat. In this case, the gas nozzle or other possible blocked locations need to be cleared in time.

Which is cheaper, a natural gas water heater or an electric water heater?

Natural gas water heaters can produce hot water as soon as it is turned on, but they need to be installed far away from the bathroom, which wastes water. Electric water heaters are divided into storage type and instant type. Storage type does not consume water, but the disadvantage is that it requires a reservation to boil water, and the water will get colder as you wash. Instant type hot water can be produced as soon as it is turned on, but the power is relatively large. Natural gas water heaters and electric water heaters each have their own advantages, and you can choose according to your own situation.