Medium
0 / H on Ideal Maximiser SE

Your boiler is working fine to heat your hot water, but it is failing to send heat to your radiators.

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

The central heating installation is not heated, but the hot water tank (if present) is.

From this model's manual
Verified against the Ideal Maximiser Se installation & service manual, page 31.
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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