What the manual says
Manufacturer manualPressure switch has closed and the fan is running
From this model's manual
Verified against the Baxi Boiler Solo 3 30 Pf installation & service manual.
DIY fix possible
Check that the external flue terminal is not blocked by debris or leavesEnsure the power supply to the boiler is consistentMonitor the boiler to ensure it proceeds to the ignition stage (Burner LED)
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