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The fault code was not on display,I had to go to the history by pressing, I and - at the same time,and that shows the last 10 faults with the boiler, I've been told that its got to be the pcb if all other checks has been done, Thanks for your advice anyhow👍

On the pressure gauge on the boiler, he has also checked the pressure on the vessel tank.

Hi, I've pressed the I and - button and it says f22, which says dry fire, low water pressure or faulty or dirty pump with low output, the pump has been cleaned and checked, the water pressure is ok, could it have anything to do with the thermostat in the boiler?

There's no fault code on the display panel

Hi can anyone help. I have a valliant eco plus boiler that does not heat the radiators,the pilot keeps kicking in then goes out after a few seconds. The hot water is fine, just the heating not working