Potterton E152 Fault: Hot Water NTC Sensor Issue

When your Potterton boiler displays the E152 fault code, it signifies a hot water NTC (Negative Temperature Coefficient) sensor fault.

Vaillant F24 Error Code: Pump Failure or Air in the System

The Vaillant F24 error code is a common warning on many Vaillant boilers, particularly Vaillant combi boilers.

Vaillant F23 Error: Flow and Return Sensor Fault Explained

The Vaillant F23 error is a common boiler fault code that occurs when there’s a significant temperature difference between the flow and return pipes in your heating system.

Worcester E6 Error: Hot Water Sensor Fault & How to Fix It

The Worcester E6 error indicates a fault with the hot water sensor in your boiler-an essential component that helps maintain safe and consistent hot water temperatures.

Vaillant F73 Fault: Pressure Sensor Fault Explained

When your Vaillant boilers show the F73 fault code, it’s alerting you to a pressure sensor issue. This fault often occurs in popular models like the Vaillant ecoTEC Plus and Vaillant ecoFIT Pure, which are known for their energy efficiency and are part of the wider range of Vaillant boilers.

Worcester E5 Fault: Flow Temperature Sensor Error Explained

Seeing the Worcester E5 error on your boiler display? This is a Worcester Bosch boiler error that indicates a fault with the flow temperature sensor-a key component responsible for monitoring the temperature of the water circulating through your heating system.

Worcester C4 Error: Fan or Flue Fault Explained and Fixed

If your boiler is displaying the Worcester C4 error, it’s alerting you to a fan or flue fault-both of which are critical to safe and efficient boiler operation.

Potterton E119 Error: Low Water Pressure Issue Explained

If your Potterton boiler is showing the E119 error, you’re dealing with a low water pressure fault-a common issue that can affect both heating and hot water supply.

Baxi E119 Fault: How to Fix Low Pressure on Your Baxi Boiler

If you’re seeing the Baxi E119 fault on your boiler’s display, it means your central heating system is suffering from low water pressure.

Ideal Boiler L1 Error: Flow Temperature Overheat or Low Water Flow

If your Ideal boiler is displaying the L1 error code, it’s alerting you to a flow temperature overheat or a lack of water flow—this is an ideal boiler fault code and a boiler fault designed to protect the boiler’s components.

Vaillant F20 Error: What It Means and How to Fix It

The Vaillant F20 boiler error is a common fault that indicates your boiler is overheating. The Vaillant boiler displays the F20 code as part of its diagnostics to alert you to this issue.

Worcester H11 Error: Understanding Software-Related Boiler Faults

The Worcester H11 error code is a software-related issue that indicates an internal system fault within your boiler’s electronic control unit.