Medium
Block 60 on Atag Premier

Your boiler's computer has been set up with incorrect power limits, meaning it cannot safely regulate how much energy it uses to heat your home.

Reviewed by the BoilerFaultCodes Editorial Team · Last reviewed

Book a service

This fault should be looked at by a Gas Safe engineer within the next week or two. It may get worse if left.

What the manual says

Manufacturer manual

Incorrect parameter setting of the minimum or maximum power.

From this model's manual
Verified against the Atag Premier installation & service manual.
Plain-English guidance below. Severity, DIY steps, costs and parts are our interpretation to help you act, not text from the manual.

Engineer required

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

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