Recent content by MarksAirLock

When I drained the system to change the central heating temp sensor lots of black ****e and rusty red stuff and brown stuff came out so I would have to say yes, Do you think flushing the system will do the trick and if so whats the best way to do this. I have a filling loop attached so I can put...

Hi I have a 3 year old Baxi combi instant 105e with the following problem. The central heating light comes on followed by the flame light and then within approx 45-60 seconds goes from 30 degs C to 80 degs C and shuts off. All rad valves are open, all rads have been bled and boiler is at...