A62 High

Euroterm A62 Fault Code

The Euroterm A62 fault code means: your boiler's main internal computer is unable to talk to the valve that controls the gas flow, meaning the system cannot light the flame to provide heat or hot water.. It appears on 1 Euroterm model in our database.

Call an engineer soon

Book a Gas Safe engineer within 24 to 48 hours. Your boiler may be unsafe or could break down completely if left.

Technical description: No communication between controller and gas valve
Typical repair cost £180-£450 (including labour)

Engineer required

This fault requires a Gas Safe registered engineer. Do not attempt gas-related repairs yourself.

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Euroterm models that show the A62 fault code

Click a model for the full fault code list and model-specific repair notes.

Source

Euroterm A62 fault code information on this page is sourced and cross-checked against the official Euroterm service / installation manuals for each affected model.

Reviewed by the BoilerFaultCodes Editorial Team · Last reviewed 7 July 2026