Christophe wrote:danpel wrote:I did not find any detector as explained, here is the file and thank you for your help
Ah yes I do believe that it is the water valve which fulfills this role: a membrane detects the pressure difference and regulates the gas flow.
Are you sure the valve that was changed is working?
If not yes also checks the DHW thermostat?
Honestly, I wonder, but it was very new, on the other hand I see no DHW thermostat