How to repressurise your Ferroli boiler with the black wheel head type valves. Ferroli Boiler, Ffault flashing intermittently, pressure – Answered by a verified Plumber. Error Codes and Fault Lights – Ferroli Boilers.
For a green light flashing on the right depending on boiler you have. This is just to say your pressure is low . Dec 20- Best Answer: With a Ferroli any fault code that starts with a is water. Hi my boiler is flashing FI understand I have to increase pressure .
Free repair help – ferroli displaying f37. My boiler is displaying fault Fie water pressure is too low. May 20- Are you wondering if there’s a fix for your faulty Ferroli boiler? It’s common for homeowners to experience a wealth of fault codes flashing up . Today i fitted a pcb and an diverter vavle to a optimax he c when i come to switch it on and fire it up fis on the display.
Default Ferroli Optimax HE31C – No hot water or heating.
