376.x Combustion air pressure too low
Description
The pressure of the combustion air (primary air) in the oven is too low (3m burner 10 to 70 mbar, 1.5m burner 7 to 90 mbar).
Remedy
- Check the pressure of the combustion air (primary air) for the gas (3m burner 10 to 70 mbar, 1.5m burner 7 to 90 mbar).
- Check air compressor.
- Check the wiring to the control unit.
- Replace the digital IO card.