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How to repair vacuum tube solar water heater?

Views: 565     Author: Site Editor     Publish Time: 2020-01-22      Origin: Site

The vacuum tube type solar water heater is composed of a heat collecting tube, a water storage tank and a bracket. The heat collecting tube can directly convert the solar energy into heat energy, and the heat collecting tube utilizes the working principle of the hot water floating on the cold water sinking, so that the water is microcirculation, so that the purpose of heating is achieved. Vacuum tube solar water heaters will definitely have some problems when they are used. What problems will arise? Why is this problem occurring? How to solve these problems? I will tell you later.

 

Content list of this article:

a Fault

b The cause of the failure

c Ways to solve the problemd Sum up

 

What are the faults?

The faults that may occur in the vacuum tube solar water heater are: no heating, no water, no water, no water in the overflow pipe of the water tank for a long time, hot water in the tap water pipe when adding water, hot and cold water when bathing, the water temperature is too high can’t adjust the temperature, water heater or pipeline leaks.

 

Why are these failures occurring?

The reasons for various failures of vacuum tube solar water heaters are as follows:

  1. Reasons for no heating: more dust or obstructions are deposited on the surface of the vacuum collector tube and the reflector; the vacuum is lost due to the leak of the vacuum collector tube; the heat pipe fails? The weather is not good, the solar radiation energy is insufficient, and the temperature is low. The piece is not tightly closed and is in a state of slow watering or draining.

  2. The reason for no water: the water in the tank has been emptied; the pipeline interface is loose or blocked; the water pipes in the winter are frozen; the vacuum collector tube is damaged or the silicone ring is detached.

  3. The reason for not water: the outside water or water pressure is too low; loose or damaged pipe connections.

  4. The reason why the overflow pipe of the water tank does not discharge water for a long time: the pipe connection is loose or blocked; the vacuum heat collecting pipe is damaged and leaks; the silicone ring falls off and leaks.

  5. The reason for the hot water in the tap water pipe when adding water: the tap water pressure is low.

  6.  The reason why the water temperature during the bathing is cold and hot: the water pressure of the tap water fluctuates.

  7. The effluent temperature is too high. The reason why the temperature cannot be adjusted is that the tap water pressure is too low.

  8. The reason for water leakage in the water heater or pipeline:bad vacuum collector;shedding or breaking silicone rings; loose connectors.

 

How to solve these faults?

The solutions for various failures of vacuum tube solar water heaters are as follows:

  1. Solution without heating: According to the above reasons, adopt the following methods: wipe off the dust on the surface of the vacuum heat collecting tube and the reflector, remove the covering; replace the vacuum collecting tube; replace the heat pipe; use the electric auxiliary heating device; tighten the valve. Make it watertight or check the quality of the valve and replace the water valve.

  2. No water solution: water; remove the pipe interface loose or blockage failure; improve pipe insulation, at the same time should equip with a hot belt or antifreeze; check the vacuum tube or silicone ring after inspection.

  3. Solution without water: Wait for the water pressure to be normal; check the maintenance pipeline.

  4. Long-term solution for overflowing the overflow pipe of the water tank: check the maintenance pipeline; replace the vacuum collector tube; reinstall the silicone ring or replace the silicone ring.

  5. Solution for hot water in the tap water pipe when adding water: Stop the water supply and wait for the water pressure to be normal before using.

  6. The water temperature when bathing, cold and hot solution: less water to open another tap water valve or bath with a bathtub.

  7. The water temperature is too high, can't adjust the temperature of the solution: wait for the water pressure after normal bathing; put hot water into the bathtub and add cold water to adjust the temperature after use; release the water into the bathtub to be used after the water temperature is lowered.

  8. Water heater or pipeline leakage solution: replace the vacuum tube; check the silicone ring; reconnect or replace the pipe joints.

 

Sum up

Everything takes a long time to come up with various problems. In the face of aging problems, vacuum tube solar water heaters will also have various failures due to time, and they can be handled in time when they fail. Therefore, the trouble caused by the malfunction can be avoided.


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