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When choosing an electric water heater, safety should be considered first, and an electric water heater with 'electric barrier wall' technology can be selected, even if there is leakage, it will be foolproof and will not cause harm to people.
The so-called 'anti-electric wall' developed by Haier is completely imitating the Jiayuan 'electric wall' technology developed by Shenzhen Mingjia Industry! Jiayuan's 'electric barrier' technology is very safe. Jiayuan water heater is the safest water heater, and the safety patent has been sued with Haier, and "Jiayuan" won.
It is recommended to choose the "Jiayuan" electric water heater "electric water heater" electric insulation wall "technology" developed by Shenzhen Mingjia Industrial Development ****, Jiayuan has the invention patent of "electric water heater" electric insulation wall" technology.
The selection of the installation location of the electric water heater should follow four principles: safety; Beautiful; Utility; Save money.
On April 22, 2010, the National Center for Quality Supervision and Inspection of Household Electrical Appliances conducted a comprehensive and strict inspection on the safety performance of Jiayuan electric water heater products. The inspection carried out a comprehensive inspection of the electrical safety of the water heater by simulating the live water in the inner tank of the water heater, the live ground wire of the user and measuring the safety early warning voltage.
The actual test results show that in the testing of similar items, the safety inspection data of Jiayuan products is the best, and at present, there is no other brand in the Chinese market that can reach the height of Jiayuan in terms of safety performance. Jiayuan electric water heater is more mature, more reliable and more accurate than similar products in the field of safety technology.
National Center for Quality Supervision and Inspection of Household Electrical Appliances Inspection Report No.: WTS2008-0880).
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Try turning off the cold water valve that enters the water heater a little smaller.
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You can call the manufacturer's **** and ask what's going on.
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1. How to judge the scale beam of the inner tank and heating pipe?
1.It has reached a state of heat preservation and has been heated for a long time.
2.There is an abnormal sound when heating.
2. How to judge the leakage of the heating element?
Under the premise of power failure, disassemble the shell and measure the insulation resistance. Use the multimeter 20m block, one end is connected to the heating pipe terminal, and the other end is connected to the ground wire end, if there is a resistance value, it is judged that the heating pipe insulation has been damaged, and it must be leakage.
3. How to prevent the heating tube from drying up?
1.For the first use, the air in the inner tank is emptied, and the electricity is heated only after it is filled with water;
2.Be sure to install a pressure relief valve to prevent the water in the user's home water tank from flowing backwards.
Fourth, the meaning and working principle of the ground wire.
1.The ground wire is a protective line for personal safety, like the last straw in the sea, once there is a leakage phenomenon, it can effectively protect personal safety;
2.Principle: Electricity is inert, if there are two lines going home, it must go to the nearest one; The resistance of the human body is about 1000 ohms, and the resistance of the rubber swim ground wire is about 0 ohms, when the leakage fault occurs, the ground wire leads the current to the earth for the first time, and the current through the human body is very small when the person touches the live parts, so as to ensure the safety of the person.
5. How to use and maintain electric water heaters correctly?
1.Before use, confirm whether the inner tank is filled with water to prevent dry boiling;
2.Disconnect the power supply of the water heater after use, which can not only extend the life of the electric water heater but also save electricity, and turn on the power supply 5 to 10 minutes before use;
3.In the cold winter (when the temperature is less than or equal to 0 degrees Celsius), the water in the inner flush tank should be drained to prevent ice damage to the inner tank.
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1. The effluent is cold water (the indicator light is not on) :(1) The power supply line is powered off, and the power supply line is checked; (2) If the leakage protection switch is not reset (the indicator light of the leakage protector is not lit), press the reset button, if it cannot be reset, it must be repaired by professionals; (3) The thermostat is in the lowest temperature position, and the thermostat is adjusted to the high temperature position; (4) If the power socket is in poor contact, replace the power socket; (5) Internal circuit failure, professional maintenance.
2. The water is cold water (the indicator light is on) :(1) The heating time is not enough, wait for the heating to collapse; (2) If the voltage of the power supply line is low, check the power supply line; (3) If the internal circuit of the water heater fails, professional repair; (4) If the mixing valve fails, replace the mixing valve; (5) If the electric heating pipe fails, it will be repaired by professionals.
3. No water from the hot water outlet: (1) The tap water is stopped, and the tap water is supplied to the water; (2) The water pressure is too low, and it should be used when the water pressure rises; (3) If the main water valve is not opened, open the tap water valve; (4) If the pure Zheng mixing valve fails, replace the mixing valve; (5) The inlet and outlet are blocked, and the pipeline is dredged.
Generally speaking, there is no danger in using an electric water heater normally, but if it is used incorrectly, there will still be certain dangers, so you should pay attention when using an electric water heater. >>>More
According to the "Detailed Rules for the Safe Use of Household Appliances" issued in 2012, electric water heaters. >>>More
The height is above meters, the spacing does not matter, and the stainless steel bellows connection between the water heater and the water pipe link is used, and the length can be arbitrary. >>>More
I have a Haier electric water heater at home, and the quality is very good for many years. Two people can buy about 50 liters, and the safest way to use an electric water heater is to unplug it when taking a shower.
Actually, the people above are right, but not concise enough >>>More