thanks for the reply, ive re-bled all the rads and at the boiler but still makes the really bad loud noise, i didnt put any inhibitor in as i only half drained the sysytem as the radiator was an upstairs one that i moved,
Hello, im new to the site and im looking for help with my servowarm elite50 boiler, I recently drained the system down to shift a radiator in my sons bedroom, after completing the work i re-filled the system and bled all the radiators until they were hot, but the following morning when the...