The cause of solar water heater leaks is nothing but damage to the water tank, water pipes and heating pipes. If the water tank liner is leaking, then you should consider replacing the solar water tank; if the water pipe or drain pipe is leaking, in this case you need to replace the solar hot water pipe. If the solar heating pipe is leaking, it means that the electric heater is rusty and damaged, and a new gasket or electric heating rod needs to be replaced.
Specific repair methods are as follows:
Water tank leak: It is relatively rare for solar thermal insulation barrels to leak if it is found after inspection as the water coating. The tank is indeed leaking, so you should consider replacing the solar water tank.
The quality and age of the water tank coating causes directrust and leaks from the water tank. But in general, as long as it is a brand water heater, such a problem will not occur. Usually the solar seal ring is damaged.
In this case, you just need to ask the master to come and replace a few silicone solar rings.
Water pipe leak: If the water pipe is leaking or the water pipe is leaking, it is because the PPR water pipe or aluminum-plastic pipe has aged after years of exposure to wind and sun. the solar hot water pipe needs to be replaced.
A valve leak means a valve failure. In this case, a new solar valve or solenoid valve must be replaced.
Solar heating pipe leaks: If the electric heating position of the solar heating pipe is leaking, it means that the electric heater is rusty and damaged, and a new sealing ring or rodelectric heater needs to be replaced.
Water leakage from the solar vacuum tube is mainly caused by the aging of the solar silicone ring. The vacuum tube must be removed and replaced with a new silicone ring.
Solar exhaust outlet leaks are usually caused by damage to the sensor or instrument. In this case, the water temperature and level meter or a new solar meter must be replaced.
This answer applies to water heater models from most brands such as Vanhe, Midea and Haier.