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Electricity water storage type. When the preset temperature is reached, the heating will be stopped, and the heat preservation stage will be entered, and there will be no problem. The electric instantaneous type is to take a bath while boiling water, and if the temperature is high, it will alarm itself and automatically reduce the temperature.
Normal will not be a problem. Water heaters have pressure relief valves, as long as you see that there is no large amount of water overflowing from the pressure relief valves, there is no problem... Also, it is best to check the electric hot water for 5 to 6 years...
Gas water heater, after the general temperature is set, there will be no problem...
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1. The electric water heater has not been maintained and cleaned for a long time.
2. The water heater does not use the highest power setting for heating (for electric water heaters with power conversion function).
3. There is a lot of scale in the inner tank of the electric water heater, and there is a lot of scale on the surface of the heating pipe, so the heat cannot be transmitted, or the heat spreads very slowly.
4. The water heater does not use the highest power level for heating (for electric water heaters with power conversion function).
5. If the heating tube is broken, the heating tube should be replaced in time.
Treatment method: 1. Clean the inner tank and replace the magnesium rod.
2. Screw the power transfer switch to the maximum power level.
3. Replace the electric heating pipe.
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If you don't boil the water inside, you are not afraid, now the water heater has many anti-dry burning devices, if your product has, you are not afraid of burning out, if you want to know if it is broken, just open it to know, if the electricity system is not jumped, and the water can be hot, it is fine, otherwise it is broken.
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Under normal circumstances, it will not burn out, and it is designed for continuous heating.
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Hello, thank you for asking the company.
Hello, if used normally, it can be heated for a long time.
You are welcome to ask the company questions again.
We wish you a happy work life
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The water heater continues to heat without water, commonly known as "dry burning", and the heating wire will burn out within one minute in less than an hour.
All water containers that are electrically heated will be designed with an "anti-dry-burning" protection circuit. Because the heat generated by the heating wire will be quickly absorbed by the water during normal operation, the temperature of the electric heating tube will not exceed 110 degrees Celsius. Once the water replenishment system fails, the electric heating tube is no longer surrounded by water, resulting in a "dry burn", its temperature will rise to thousands of degrees, and the heating wire will be melted and burned off.
That's why water heaters must be protected against dry boiling.
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It should not burn out, because water heaters usually have an anti-dry heating function.
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If there is no water in the water heater, usually the water heater has a thermostat or an anti-dry boiling function, and it will not burn out under normal circumstances.
However, if the temperature control circuit of the water heater is faulty, the anti-dry boiling function has no effect, which will cause the electric heating pipe to burst and be damaged.
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It depends on whether the protection function is there and whether it can be normal. Under certain circumstances, dry burning can easily burn out the heater. Whether it is burned out, heat and boil the water after replenishing the water to know it, and it is good to be able to boil water, and if you can't boil water, it has burned out.
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The vast majority of water heaters now have an anti-dry boiling function, that is, once the temperature of the heater rises to more than 100 degrees (the boiling point of water is 100 degrees, if it exceeds 100 degrees, it means that the water has been boiled dry or there is no water), the heater will automatically cut off the power.
At this point, although the power-on indicator is on, no current is actually passing through the heater.
You can add some water to the water heater, or fill the water heater with water, and then turn it on and try it. It should still work.
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Water heaters are thermostats.
If the temperature is controlled, if the set temperature is reached and the heating continues, the thermostat or temperature control probe is damaged, and the overheating protection element will be powered off when the temperature reaches too high.
There are many reasons why Haier electric water heaters do not heat, the specific ones are as follows:
1. If the Haier electric water heater is not heated, it is first necessary to check whether the internal wiring is in poor contact.
2. Can I see that the heating indicator of the water heater is on if the Haier electric water heater does not heat up? There are now two kinds of common faults, the water heater light is not heated, and the water heater light is not lit and not heated.
The water heater heating indicator light is on and is not heated:
1. Ask a professional to check whether the temperature control setting temperature is too low, resulting in the heating temperature being too low.
2. Check whether the heating tube is heating normally, whether there is leakage and too much scale; Maintenance method: Ask a professional water heater maintenance personnel to overhaul and replace the heating pipe or clean the water heater.
3. Detect whether the line thermostat is damaged; Maintenance method: Ask professionals to troubleshoot and replace the line thermostat.
The water heater heating indicator light is not lit and is not heated.
1. First of all, check the water heater leakage protector.
whether it is damaged; Maintenance method: Ask a professional water heater maintenance personnel to check and replace the leakage protector.
2. Check whether the thermostat is damaged; Maintenance method: Ask a professional water heater maintenance personnel to check and replace the thermostat.
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It should be a short circuit in the switch of the temperature controller, causing the heating to be non-stop. If the heating temperature is too high to reach the over-temperature protection temperature, the over-temperature protector will be activated before the power can be cut off.
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If you replace it according to the original model every time you leak it, there may be a short circuit inside the heating pipe, resulting in an increase in the working current, you can replace it.
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Reasons: 1. The temperature setting of the thermostat is too high, and it is necessary to check whether the contacts of the thermostat are burned out;
2. The heating element and the temperature sensitive switch probe are directly heated by metal, and the heat conduction is too fast and noisy, resulting in an increase in resistance;
3. Leakage between other live elements and the casing, check and eliminate or replace;
4. Leakage protection plug is in bad contact with fake and shoddy sockets;
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Theoretically, water heaters have an anti-dry boiling function, but if the function is abnormal, it will lead to the burning of the heating element. Under normal circumstances, it generally does not burn out.
The principle of the general electric water heater is very simple, the power indicator light is on to prove that the line power supply and other components are fine, mainly check the heating element and temperature probe. The accessories are about a few dozen yuan. Pay attention to the water heater should not be dry boiled, if there is a lack of water, it is easy to burn out the heating pipe.
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Unless it is directly plugged in for dry heating before installation, it is difficult for the installed water heater to achieve dry heating in the true sense.
At the same time as the installation is completed, the water heater will generally be loaded with water synchronously. As long as the water is supplied by the installer, the water tank will generally be filled with water when it is first watered. Once the water is full, the water in the later use is basically full, the main reason is the safety valve of the electric water heater, which has the effect of preventing backflow, and the water will not flow out when the water is stopped.
There are often users who think that the water heater will be emptied when they see the water stop, but in fact, the water tank is still full when the water is stopped. To drain, two inlets and outlets must be opened at the same time, and this operation usually only occurs during maintenance, and users have repeatedly said that it is the first time they have seen it.
No water", check it out for yourself. True air burning will damage the performance of the wellhead seal, and replacing a seal is almost the same. Burning heating pipes is rarely seen in real life, because the water tank is rarely completely emptied.
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It's hard to say. You can only try it on the water.
The heating pipe of the water heater breaks down (cannot be heated) in a few seconds without water. However, many water heaters have protection measures, and the heating pipe will not break if there is no water.
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It can be burned out if it has an anti-dry burning function, otherwise it will burn out.
<> advantage 1: flameout protection ensures safety.
When taking a bath, if there is an accident such as low water pressure and backfilling of the exhaust pipe, resulting in a sudden flame-out of the gas water heater, Haier gas water heater has a special flame-out protection device to cut off the gas valve at the first time to prevent gas leakage and ensure safety. >>>More
Hello, thank you for asking the company.
Haier Group Water Heater Company, starting from the production of China's first generation of electric water heaters in 1986, has become one of the fastest-growing large-scale backbone enterprises of Haier Group specializing in the design and manufacture of water heater products. It has four production bases in the world, namely Haier Industrial Park in Qingdao Economic and Technological Development Zone, Haier Industrial Park in Wuhan, Qingdao Jiaonanhaier Industrial Park and Chongqing Haier Industrial Park. Now it has become the largest water heater production base in Asia with an annual production capacity of 5 million units, exported to more than 40 countries around the world, and has more than 20 million users around the world. >>>More
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