What is Flow Switch in Combi Boiler?
It is the part that notifies the electronic card when the faucet is opened for hot water needs and helps the boiler to operate in hot water mode.
Why Does the Flow Switch Fail?
With time, the conductivity of the lime in the water and the parts in the flow switch are lost. We can say that it malfunctions due to foreign substances coming directly from the mains water. In this case, it does not work and goes into malfunction.
What Problems Occur When Flow Switch Fails?

In case of malfunction of the part, the user only has a hot water problem. Because it is one of the most important parts for hot water. In case the hot water flow switch is faulty, it will not go to any tap. When the part fails, it cannot be repaired. However, the problem can be solved by changing it.