Haier Electric Water Heater E3 How

This should be anti-dry burning, see if the power supply is connected, or if there is any fault, you can call 4006 to ask, let them send a maintenance master to come to the door to test.

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.

The company's main equipment is imported from Germany, Italy, Japan and other countries, and many of the equipment has the characteristics of networking, which can be controlled remotely. The company's products include electric water heaters, gas water heaters, gas dual-purpose heating furnaces, solar water heaters, water softeners, water purifiers and other 12 series of more than 500 specifications and varieties of products. The main technology of Haier water heater is imported from abroad, and after digestion and absorption, independent innovation, it has been far ahead in the field of global water heater technology.

The company has led the formulation of a number of national standards such as safety standards for storage electric water heaters, performance standards for storage electric water heaters, and installation specifications for storage electric water heaters. In the field of gas, Haier has also become the compiler of national standards for household rapid gas water heaters, household dual-purpose gas heating stoves, and condensing gas water heaters. In December 2007, Haier's "anti-electric wall" technical proposal was adopted by the International Electrotechnical Commission (IEC) as an international standard, becoming the first international standard formulated by a Chinese enterprise in the international water heater industry, marking that Haier's water heater technology has reached the international leading level.

In 2008, Haier Water Heater Company became the manufacturer of torch burning systems for the Olympic regatta. In the industry, the company is the vice chairman unit of China Household Electrical Appliances Association, the chairman unit of the Electric Water Heater Professional Committee of China Household Electrical Appliances Association, and the vice chairman unit of China Hardware Products Association. Through continuous innovation to meet the needs of consumers, according to the survey of Zhongyikang Market Research Company, Haier water heaters have been leading the market share for 13 consecutive years.

Undertaking Haier Group's brand strategy of "the world's best better housing solution service provider", the water heater company has put forward the strategic policy of being the "world's best water solution service provider", meeting the personalized needs of consumers through technological innovation, product innovation and service innovation, leading the industry trend and leading the market development direction.

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We wish you a happy work life

The E3 of Haier's water heater is due to fan failure, and the reasons are as follows:

1. The contact of the fan terminal is poor, and the fan plug-in terminal is corroded.

2. If the starting capacitor of the AC fan is damaged, replace the starting capacitor.

3. The transformer has no output at 30V, and the 30V white terminal is in poor contact with the computer board.

Haier Water Heater in Qingdao Economic and Technological Development Zone is one of the fastest-growing large-scale backbone enterprises of Haier Group specializing in the production of water heaters.

The company has production bases in Haier Industrial Park in Qingdao Economic and Technological Development Zone, Haier Industrial Park in Wuhan and Haier Industrial Park in Chongqing, with an annual production capacity of 5 million units, making it the largest water heater production base in Asia. Its key equipment has been imported from Germany, Italy and other countries. Among them, the important equipment has the characteristics of networking, which can realize remote control by computer.

The failure of the water heater E3 should be the fault of the temperature sensor, and the power off should be tried again after 10 seconds. If it cannot return to normal, you need to contact professional after-sales personnel for testing;

Sensor Position:

Open the lid of the water heater, and the inside of the heating tube in the middle of the heating barrel is the sensor;

Haier Water Heater Failure**:

E0 Fan Failure.

E1 temperature sensor is faulty.

E2 flame detection failure.

e3 The water temperature is below 6 degrees.

e4 The water temperature is above 90 degrees.

E5 Power failure or overheating.

E6 shut-off valve failure.

E7 ratio valve failure.

E8 Wind Pressure Failure.

Sensing failure.

Sensors are protected from short circuits or open circuit with too low a ring temperature.

You can contact the manufacturer to replace the sensor.

Report the fault, it is recommended to find the manufacturer for maintenance.

Haier service** is available on the machine.

You call.

E3 may be an internal line issue fault.

The E4 may be a fault of the induction probe, but it is difficult to say that the regulations vary from one appliance manufacturer to another.

Haier electric water heater display "e3" is usually caused by the following factors:

1.High water temperature: The protection measures of Haier electric water heater will automatically cut off the power when the water temperature is too high and display an "E3" fault**. This is usually caused by a malfunctioning or misadjusting thermostat in the water heater.

2.Damaged water temperature sensor: When the water temperature sensor is damaged, the water heater will not be able to accurately monitor the temperature of the water, resulting in an "E3" fault** display.

3.Ignition system failure: If the ignition system of the water heater fails or the gas ** is insufficient, there will be problems such as a short circuit or open circuit, which will cause the electric water heater to display "E3".

For these faults, you can try the following methods to troubleshoot:

1.Check the thermostat for damage and replace it if there is a problem.

2.Check that the water temperature sensor is not damaged or detached, and if so, it needs to be repaired or replaced.

3.Check that the ignition system is working properly and that it needs to be serviced if there is a fault.

If the above methods do not solve the problem, it is recommended to contact Haier's after-sales service center for repair or replacement. At the same time, users need to pay attention to safety matters when installing and using electric water heaters, such as keeping late ventilation and staying away from flammable and explosive materials, etc., to avoid unnecessary safety accidents.

E3 is a wind pressure protection fault. The workaround is not as follows:

1.Turn off the power to the water heater.

2.Turn off the water supply valve, then open the sewage valve of the hot water collapse shafter by hand, let the sewage of the water heater flow out naturally, repeat several times, and let the outflow water be cleaned.

3.Turn on the water supply valve, fill the water heater with water, and turn on the power. to resolve the issue.

If the above methods do not solve the problem, it is best to contact a professional repair company for Fiber. They can provide you with professional technical support.

The reason for the failure of Haier's electric water heater to display "E3" may be that the temperature of the electric heater is too high and the operation is stopped, or it may be that the water heater has not been cleaned for a long time, and too much dirt has accumulated inside, which reduces its heat conduction efficiency. You can turn off the power supply and wait a while before powering it on, if it can't be restored, it can be determined to be a hardware problem.

Need to contact after-sales or professional maintenance personnel for inspection and repair.

In Haier Electric Water Heaters, Error**"e3"Usually indicates a malfunction or problem. There can be a variety of specific causes, and here are some common possible causes and solutions

Faulty temperature sensor: The E3 error may indicate a malfunction in the temperature sensing hail ruler. The temperature sensor is responsible for monitoring the water temperature of the water heater, and if it fails, the water heater may not work properly.

Heating Tube Issues: E3 Error** can also be related to heating tubes. The heating pipe is responsible for heating the water in the water heater, and if the heating pipe is damaged or malfunctions, the water heater may not be able to heat the water.

Solution: It is recommended that you contact a professional maintenance personnel for inspection and repair. They can check the condition of the heating tubes and make the necessary repairs or replacements.

Please note that the above are just some common causes and solutions, and the specific situation may vary depending on the water heater model and specific faults.

Haier electric water heater display"e3"Generally indicates a fault**, which means that there is a fault. Specifically, this could be one of several reasons:

When the water temperature exceeds the set value, the water temperature sensor will automatically detect and trigger the protection mechanism, and the electric hot water generator will display the fault code E3.

Electric Heating Pipe Failure: If there is a problem with the electric heating pipe of the electric water heater, such as disconnection or damage, it will cause the water heater to not work properly and the fault code E3 will be displayed on the display.

Controller failure: The controller is one of the core components of the electric water heater, if it fails, it will cause the electric water heater to not work properly and display E3.

Other faults: Other reasons may also cause the electric water heater to have E3 fault codes, such as blocked waterways or unstable power supply.

Summary. Solution: Check whether the water heater is dry, and check whether the magnet can be reset; Check whether the thermal protection is faulty, and reset it; Check whether the fuse is burned out, and it is best to replace the fuse; Check whether the Hall sensor is stuck, and clean up the debris; Check whether there is any stolen goods in the temperature measuring head, and clean the stolen goods of the temperature measuring head; Check if the water pressure is normal, if the water pressure is too low, find the property to increase the water pressure.

This question is up to me, it takes a little time to type, so please be patient.

1.Haier water heater maintenance water heater shows e3 meaning dry burning, that is, the action of the heat protection and anti-dry burning device is generally caused by the water temperature making the socks too high, mixed water use, and dry boiling. When the Haier water heater maintenance water heater shows e3, please stop using it, please contact the Haier water heater Huai rental maintenance water heater maintenance **lead good omen contact after troubleshooting, the treatment method:

Check whether the water heater is dry, and check whether the magnet can be reset; Check whether the thermal protection is faulty, and reset it; Check whether the fuse is burned out, and it is best to replace the fuse; Check whether the Hall sensor is stuck, and clean up the debris; Check whether there is any stolen goods in the temperature measuring head, and clean the stolen goods of the temperature measuring head; Check whether the water pressure is normal, if the water wheel cover pressure is too small, find the property to increase the water kernel pressure.

Dear users, hello! We're happy to answer for you! The E3 of Haier's water heater is due to fan failure, and the reasons are as follows:

1.The contact of the fan terminal is poor, and the fan plug-in terminal is corroded. 2.

If the starting capacitor of the AC fan is damaged, replace the starting capacitor. 3.The transformer has no output at 30V, and the 30V white plug-in terminal is in poor contact with the computer board.

The display E3 is a short circuit or short circuit of the sensor on the computer board will report this fault, you can re-plug the power supply and then power on the stool to call, if it is still not good, you can contact the manufacturer's door-to-door personnel for maintenance. Hope it helps! e3:

The action of the anti-jujube Jingkai dry burning device When the thermostat action is interrupted and open, the program is interrupted. At this time, you can check whether the connection cable is connected reliably, whether the thermostat is faulty, and if the thermostat operates due to dry burning, it can be reset by itself. When the thermal fuse assembly is disconnected, the program is interrupted.

At this time, you can check whether the connection cable is reliably plugged and whether the hot fuse assembly is damaged due to dry burning.

Summary. Hello dear! Glad to serve you!

Thank you for waiting! Haier electric water heater shows e3 because of the gas water heater failure**e3 is wind pressure protection**, the machine is to exhaust the smoke gas outdoors when it is working normally, when the wind blows outside, the smoke pipe is too long, there are too many elbows, etc.2, it may cause the exhaust of the flue gas inside the machine is not smooth, it is possible that this **, if it is confirmed that there is no strong wind outside, the installation is also standardized and other external factors, it may be a problem with the wind pressure switch.

Haier electric water heater shows e3 because of the failure of the gas water heater**E3 is the wind pressure protection**Hui attack, the machine is to exhaust the smoke gas outdoors when it is working normally, when the wind blows outside, the smoke pipe is too old and the elbow is too much, etc.2, it may cause the internal flue gas discharge of the machine is not smooth, and this may occur, if it is confirmed that there is no strong wind outside, and the installation is also a specification and other external factors, it may be a problem with the wind pressure switch.

The maintenance method of Haier gas water heater E3 is 1. Reinsert the heat sensing pin and wiring or replace it. 2. Make a finch and tighten the grounding wire to keep it in good contact. 3. Replace the water heater with a new battery.

4. Turn down the air pressure of the water heater to a normal level. 5. Adjust the position of the heat sensing needle to keep it within the range of pure spike fire. 6. Replace the pulser if the pulser fails.

Summary. Haier water heater display e3 inspection method:1

Check whether the on/off valve on the gas pipeline is fully open; 2.Check if you run out of gas. 3.

Check the gas meter gas balance or whether the gas meter battery has electricity, 4Check if the gas has run out or if the pressure reducing valve at the bottle finish has been damaged. 5.

Check if there is air in the ducts. It can be repeated at intervals of about 10 seconds to expel the air from the pipe.

Haier water heater display pin grinding E3 inspection method: 1Check whether the switch on the gas pipeline is fully open; 2.

Check if you run out of gas. 3.Check the gas meter gas balance or whether the gas meter battery has an electric attendant, 4

Check if the gas has run out or if the pressure reducing valve at the bottle finish has been damaged. 5.Check if there is air in the ducts.

It can be repeated at intervals of about 10 seconds to expel the air from the pipe.

Excuse me, but please go into more detail?

The solution for the water heater to display E3: 1. Check whether the exhaust gas can be discharged normally After a long period of use, the Haier water heater is easily affected by the outside world and is easy to loosen or fall off, which leads to the intake and exhaust of the flue and affects the normal opening of the air pressure switch. 2. Check whether there are foreign objects in the flue and check whether there are foreign objects in the flue.

If there is a foreign object, unclog it. 3. Check whether the fan of the pure Haier water heater is abnormal or not working, and check whether the fan of the Haier water heater is different from the residual liquid or whether the rotation speed is very slow. If this happens, we need to clean or replace the fan of the Haier water heater.

4. Reset or restart the Haier Water Heater Reset or restart the Haier Water Heater to see if it will resume working. 5. Check whether the AC power plug indicator is on when the power supply problem is on, and first eliminate the problem of the power supply part. 6. The water channel is blocked due to the scaling of the water channel, resulting in a large back pressure of the water channel flow, which is large to a certain extent, and the water heater water-gas linkage device will think that the hot water faucet has been closed and turn off the gas, and it will not catch fire.

The waterway needs to be cleaned. 7. If the hardware fault is still faulty after the above investigation, then the hardware is damaged to a large extent