AIR PRESSURE OK Low

Ideal AIR PRESSURE OK Fault Code

Also written as AIRPRESSUREOK — same fault.

The Ideal AIR PRESSURE OK fault code means: your boiler has successfully confirmed that the fan is working correctly and the air pressure is safe for the boiler to start.. 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: Neon indicator showing air pressure switch has detected correct fan operation

DIY fix possible

This fault may be fixable without an engineer. Check your manual first.

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Ideal models that show the AIR PRESSURE OK fault code

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

Source

Ideal AIR PRESSURE OK 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 7 July 2026