F90 is an oxygen sensor fault and this is a free of charge repair in the UK If you turn appliance off via mains for 60 seconds and turn back on this will rectify problem temporary allowing you to use the oven.
There is also another way of solving this issue, if you take the hub out pull the plug so there is no power on the hub. Then you remove the two top covers, 2 screws in each cover, and then locate the oxygen and the small board that is , if you remove the two cables that go into this board you´re Hub will work as an ordinary oven and is not controlled by the oxygen sensor.
I did as you suggest ut unsure which two cables to disonnect. Could you be a little more specific. ThanksI did as you suggest ut unsure which two cables to disonnect. Could you be a little more specific. Thanks
Answers & Comments
F90 is an oxygen sensor fault and this is a free of charge repair in the UK
If you turn appliance off via mains for 60 seconds and turn back on this will rectify problem temporary allowing you to use the oven.
There is also another way of solving this issue, if you take the hub out pull the plug so there is no power on the hub.
Then you remove the two top covers, 2 screws in each cover, and then locate the oxygen and the small board that is , if you remove the two cables that go into this board you´re Hub will work as an ordinary oven and is not controlled by the oxygen sensor.
I did as you suggest ut unsure which two cables to disonnect. Could you be a little more specific. Thanks