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Vokera AL Series Error codes

The Vokèra AL series error codes, including AL10, AL20, AL21, AL26, AL28, and AL34, are associated with various issues related to boiler overheating, flow, and return thermistor faults. These codes indicate that the boiler has detected conditions or faults that prevent it from operating safely and efficiently. Understanding these codes can help in diagnosing and resolving issues that may affect your boiler’s performance. Vokèra AL Series Error Codes ExplainedAL10: Dry Fire – This error occurs when the boiler fires without [...]

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Vokera A77 Fault

The Vokèra A77 error code is associated with a reversible fan fault in specific models of Vokèra boilers. This error indicates an issue with the fan that is designed to reverse its direction as part of the boiler’s normal operation. The reversible fan plays a crucial role in ensuring effective combustion and the safe expulsion of exhaust gases from the boiler. A fault with this component can lead to operational issues, including safety concerns due to improper venting of [...]

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Vokera A41 Fault

The Vokèra A41 error code typically indicates a fault with the return thermistor in specific Vokèra boiler models. The return thermistor measures the temperature of the water returning to the boiler from the central heating system. A fault with this component can lead to issues with the boiler’s ability to accurately regulate the heating system’s temperature, which might affect the efficiency and comfort of your home heating. Causes of Vokèra A41 Error CodeFaulty Return Thermistor: The thermistor itself may be [...]

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Vokera A09 Fault

The Vokèra A09 error code indicates a problem with false flame detection. This error occurs when the boiler’s control system detects a flame signal when there should not be one, typically during times when the boiler is not attempting to ignite. This false detection can interfere with the proper operation of the boiler, including preventing it from firing up correctly. Causes of Vokèra A09 Error CodeElectrical Interference: Electrical noise or interference within the boiler’s electronics can sometimes be misinterpreted as [...]

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Vokera A08 Fault

The Vokèra A08 error code indicates a fault with the return thermistor. This sensor measures the temperature of the water returning to the boiler from the central heating system. A malfunction or discrepancy in the readings from this sensor can lead to issues with the boiler’s ability to regulate heating effectively, potentially causing the system to overheat or not heat adequately. Causes of Vokèra A08 Error CodeFaulty Return Thermistor: If the thermistor is malfunctioning or damaged, it may provide incorrect [...]

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Vokera A07 Fault

The Vokèra A07 error code signifies a Domestic Hot Water (DHW) Thermistor Fault within the boiler. This thermistor is responsible for monitoring the temperature of the hot water supplied by the boiler to taps and showers. A fault in the DHW thermistor can lead to issues with water temperature regulation, potentially causing the water to be too hot or too cold. Causes of Vokèra A07 Error CodeFaulty DHW Thermistor: If the thermistor itself is malfunctioning or damaged, it may provide [...]

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Vokera A06 Fault

The Vokèra A06 error code indicates a flue overheat fault within the boiler system. This error occurs when the temperature in the flue exceeds safe operating limits, which can happen due to a variety of reasons. The flue is an essential component of the boiler, responsible for venting exhaust gases outside the building. An overheat situation in the flue is a serious concern as it can affect the safe operation of the boiler and potentially pose a risk to [...]

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Vokera A04 Fault

The Vokèra A04 error code indicates an overheat fault within the boiler. This error occurs when the boiler’s water temperature exceeds the maximum safe limit. It’s a critical safety mechanism designed to prevent damage to the boiler and ensure safe operation. An overheat condition can be triggered by several issues within the heating system. Causes of Vokèra A04 Error CodeBlocked Heat Exchanger: Sludge or scale build-up in the heat exchanger can restrict water flow, leading to overheating as the heat [...]

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Vokera A03 Fault

The Vokèra A03 error code signifies a fan fault within the boiler. This code indicates that there’s an issue with the fan, which is crucial for the safe operation of the boiler. The fan ensures that harmful combustion gases are expelled from the boiler and fresh air is drawn in for the combustion process. A malfunction in the fan can lead to operational issues, including safety risks due to improper venting of exhaust gases. Causes of Vokèra A03 Error CodeFaulty [...]

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Vokera A01 Fault

The Vokèra A01 error code indicates an ignition failure in the boiler. This fault occurs when the boiler attempts to ignite but is unsuccessful. It’s a common issue that can prevent the boiler from providing heating and hot water, as it signifies that the boiler is unable to start the combustion process. Causes of Vokèra A01 Error CodeGas Supply Issues: A lack of gas supply due to the gas valve being turned off, low gas pressure, or interruptions in the [...]

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