While you wait for answers, we may have found some information which could help you.
Click here for 30 Years WorkingI have hot water but heating is not working ?
what boiler would i replace my thorn 44/54 with?
thorn m44 boiler fault?
how can i fix my thorn M44/54 gas boiler?
thorn apollo boiler no gas coming through ?
Location of pilot light Thorn Housewarmer Super back boiler?