Recent content by Stoff

Thanks for the advice John, I'll try this at the weekend. Is it fairly obvious how to take the thing apart yo check the pin? Stoff

Hi everyone My heating system consists of a motorised valve for the heating and a Drayton Tapstat valve for the hot water. The system is in the region of 25-30 years old. Recently a bit of a throbbing noise has developed when the hot water only is running. If the room stat is turned up, thus...