Recent content by cringer

fixed, "professional " soakaway drain the problem, secondary "s" trap?...that's what the professions called it

Hi, my boiler had the fault code "flashing" L-F, the problem was a blocked drain below the second "s" trap. i have cleaned and checked everything, water flows from the sump through the 2 "s"traps , and the boiler appears to be working fine, no fault codes, however, the secondary "s" trap is...