Leaking boiler problems can be a major inconvenience, and it is important to understand the possible causes behind them. In this article, we will examine three of the most common reasons for a leaking boiler.

1. Poor Installation

   A boiler that has been installed incorrectly can lead to problems such as leaking. If the boiler has been placed in an area of the home that is prone to dampness, or if it is not connected correctly, then it is likely that the boiler will leak. It is important to ensure that the boiler is installed correctly by a qualified and experienced professional.

2. High Temperature

   Some boilers are designed to operate at higher temperatures than others, and when this is the case, the pressure inside the boiler can build up and cause it to leak. This is often because the boiler is unable to cope with the increased temperature.

   To prevent this, it is important to ensure that the boiler is designed to run at the correct temperature.

3. Boiler Heating Pump Issues

   The boiler heating pump helps to circulate the hot water around the boiler. If the pump is not working correctly, then it can cause the boiler to leak. This is because the pump cannot control the pressure inside the boiler, resulting in the water overflowing. It is important to ensure that the pump is working correctly and to replace it if necessary.

4. Connection Problems

   If your boiler leaks from a connection point, it is likely due to a loose or worn-out seal. This issue is fairly easy to address, as the seal can simply be tightened or replaced. In some cases, the leak may be due to a faulty pipe connection, in which case it’s essential to check the entire system to make sure there are no other leaks or problems.

5. Faulty Pressure Release Valve

   A faulty pressure release valve can cause your boiler to leak. This is usually caused by a buildup of pressure in the system, which can be due to a blocked drain, a faulty valve, or a clogged filter. It is important to check the pressure release valve regularly to ensure it is functioning correctly.

6. Boiler Auto-Air Vent Problems

   A boiler auto-air vent is a device that helps regulate the pressure in the boiler system. If the air vent is clogged or not functioning properly, it can lead to increased pressure in the system, which can cause a leak. To fix this issue, the auto-air vent should be cleaned or replaced.

7. Heat Exchanger Corrosion

   Corrosion in the heat exchanger of your boiler can be a major issue, as it can lead to a decrease in efficiency and an increase in energy costs. Corrosion can also cause a leak in the system, as the metal can become weakened and start to break down.

   If corrosion is found in the heat exchanger, it should be addressed immediately, as it can cause further damage to the system.

Final Thoughts

Leaking boilers can be a major hassle, but understanding their reasons can help you prevent them. If you’re experiencing a leaking boiler, it’s important to contact a professional to inspect it and help you find the source of the issue. Taking the time to address the issue now can save you from major problems down the road.

If you need residential heating services in Berkeley, let our team at L.J. Kruse Co. help you. Our family-owned and operated business are experts in plumbing, heating, and cooling. Message us for a free quote to get started today.