Recent content by anniemac

thanks for all your advice. in answer to 'Heating' as I said in my first post there are no room thermostats, just the one which is integral to the boiler (Thorn M54 - yes I know we are very backward here). The pump only runs when the heating is turned on; as soon as i do this by turning up...

Thank you for your quick and useful reply! yes i have had a look at the pump and surrounding pipework, also the valve. it is all very clean and dry. not sure what you mean by the pump getting tight? is this something to do with the big screw on the front of it (Grundig pump) or something...

I have an old but extremely reliable (until now) Thorn M54 boiler with Horstmann ChannelPlus controller. The system is fully pumped with no room thermostats and we have checked that the header tank is full. Yesterday we noticed that the controller display was blank. The fuse in the central...