What does the Ideal Mexico HE F30 fault code mean?
The F30 fault code on the Ideal Mexico HE indicates a thermistor fault, which typically means that the temperature sensor is malfunctioning or has failed. This can lead to incorrect temperature readings, affecting the boiler’s operation and efficiency.
Common Causes
- Faulty Thermistor: The thermistor may be damaged or have an internal fault, causing it to provide inaccurate readings.
- Wiring Issues: Damaged or loose wiring connections to the thermistor can disrupt the signal and lead to the F30 fault code.
Can I fix it myself? (DIY)
While some basic troubleshooting can be attempted, such as checking connections, it is strongly advised to call a Gas Safe Engineer for any repairs involving gas or electrical components to ensure safety and compliance with regulations.
Estimated Repair Cost (2026 UK Prices)
The estimated repair cost for fixing the F30 fault, primarily involving the replacement of the thermistor, is around £120. This includes the cost of the part and labour, reflecting the typical pricing for such repairs in the UK.