Water heaters bring us a lot of convenience, but many users have many problems in the purchase, installation and use of water heaters, so there are many water heater accidents in the society. Then, do you know how to effectively prevent explosion?
Why did the electric water heater explode
The electric water heater has three lines of defense, namely, temperature controller, overheat protector and one-way valve. If the three fail at the same time, there is a high risk of explosion.
How to choose maintenance electric water heater
1. When selecting an electric water heater, choose a large brand water heater with 3C certification mark. Choose a water heater suitable for yourself according to water storage capacity, power and after-sales service. Don't buy a water heater with poor quality at a cheap price.
2. Place the water heater close to the place where the water heater is easy to be used, and keep it away from the place where the water heater is easy to be installed. 2. Place the water heater near the place where the water heater is easy to be used in advance according to the size of the water heater.
3. Use splash proof socket for power socket to keep dry.
4. Regularly check the electric leakage protection device, ground wire and other electrical safety tests at home. If it is not used for a long time, turn off the power supply and drain the water stored in the tank.
Precautions for using water heater
1. The service life of electric water heater is usually 6-8 years. If it continues to be used beyond the service life, there will be potential safety hazards and it needs to be replaced in time;
2. The filter screen must be installed at the water inlet of the instant electric water heater. Because a small amount of sundries in the tap water block the shower. If the water output of the shower is reduced, the blocked sundries should be cleaned in time to ensure the smooth outlet, which is helpful to prolong the service life of the water heater;
3. The magnesium rod in the water storage electric water heater is used to protect the inner tank from scale corrosion and prolong the service life of the water heater. Due to the rapid consumption of magnesium rod, it needs to be replaced once every 1-2 years according to the local water quality. When replacing, be sure to turn off the power supply and water inlet switch;
4. After the water storage electric water heater is used for a period of time, scale and dirt will be generated on the surface of its inner tank and heating pipe, which will corrode the inner tank and cause certain danger to users. Therefore, it should be cleaned regularly once every 2-3 years.