EA 261 High
Your boiler's internal computer brain has encountered a communication error and is preventing the system from starting for safety.
Technical description: Heat control module (HCM) potentially defective – reset the appliance
Typical repair cost: £280-450 (including labour)
DIY fix possible
Locate the 'Reset' button on the boiler control panelPress and hold the button for five secondsWait for the boiler to restart; if the code clears, monitor for recurrence
Protect yourself from future repair bills
A boiler cover plan would cover faults like EA 261 — no call-out fees, no surprises.
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Parts commonly replaced
- Heat Control Module (HCM)
- Electronic Control Board (PCB)
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