ANTI-CYCLE DEVICE Low

Ideal ANTI-CYCLE DEVICE Fault Code

Also written as ANTICYCLEDEVICE — same fault.

The Ideal ANTI-CYCLE DEVICE fault code means: your boiler is currently taking a short mandatory rest to prevent unnecessary wear and tear on its internal parts.. It appears on 1 Ideal model in our database.

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.

Technical description: The controls prevent the boiler from short cycling by preventing subsequent ignition within a period of 2 minutes.

Engineer required

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

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Ideal models that show the ANTI-CYCLE DEVICE fault code

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

Source

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

Reviewed by the BoilerFaultCodes Editorial Team · Last reviewed 27 April 2026