Low
00 on Ideal Logic+ System

Your boiler is perfectly healthy and is simply waiting for a signal from your thermostat or timer to start heating your home or water.

Reviewed by the BoilerFaultCodes Editorial Team · Last reviewed

Monitor it

This is a minor fault. Keep an eye on it and mention it at your next annual boiler service. Reset the boiler and see if it clears.

What the manual says

Manufacturer manual

The boiler is in standby operation awaiting either a central heating call or hot water demand.

From this model's manual
Verified against the Ideal Logic System System installation & service manual, page 74.
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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