BoilerFaultCodesIdeal Air Pressure O.K. Fault Code
Also written as AIRPRESSUREOK — same fault.
The Ideal Air Pressure O.K. fault code means: your boiler is successfully starting a pilot flame, but it is failing to transition to the main burner to provide heat or hot water.. It appears on 1 Ideal model in our database.
Technical description: Air Pressure O.K. lamp is illuminated, Ignition spark occurs at pilot burner, pilot is ignited & a pilot flame is detected by the control box.
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 Air Pressure O.K. fault code
Click a model for the full fault code list and model-specific repair notes.
Source
Ideal Air Pressure O.K. 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