Nowadays, there are many people in the family who buy electric water heaters. Electric water heaters can easily provide people with a steady stream of hot water. However, after the electric water heater has been used for a long time, there will be many scales in the bladder. These scales not only endanger electric water heaters, but also endanger people's health. Therefore, it is necessary to understand the knowledge of cleaning and maintenance of scales in electric water heaters. The following Xiaobian introduced to everyone the method of removing scale from electric water heaters and daily use precautions.
One, electric water heaters in addition to scale measures
1, mild cleaning
Electric water heaters are recommended to be cleaned once every 3 years. You can clean them once every six months. The cleaning steps are not complicated and you can do it yourself.
The first step: Unplug the socket and close the two triangular valves.
The second step: unscrew the hot water nut, plug the hot water outlet, prevent the water out of the water heater. At the same time, unscrew the cold water inlet nut, connect the hose (shower pipe can be) to drain until the cold water outlet no water, 50L water heater, drainage about 1 hour.
Step 3: Remove the hose connected to the cold water outlet. Connect the hose to the hot water outlet. Connect the water tap to the faucet, turn on the faucet, fill the water for 1 minute, and plug the cold water inlet. Allow the cold water to put in the liner for a while. , Then open the cold water outlet and repeat it several times until the drained water is clean.
Step 4: Turn on the nuts of the cold water outlet and hot water outlet, open the triangle valve, and turn on the hot water of the water heater tap. After the water flows out, it can be closed.
Cleaning Precautions: Before cleaning, the water temperature of the water heater is preferably below 50°C. This water temperature can be drained directly to the sewer pipe and will not affect the pipeline. When cleaning, the water heater can be opened at the same time if there is a sewage outlet, because the location of the sewage outlet is lower than that of the cold water outlet, and the sewage discharge is more thorough.
2, deep clean: please professional maintenance workers
Deep cleaning needs to open the water heater repair hole. Therefore, in order to ensure safety, it is best to ask a professional maintenance worker to clean, but it is necessary to pay attention to the company's high-priced "slaughter" careful maintenance, consumers are best to choose a regular maintenance company to prevent being slaughtered .
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