Problem with heaters on a conventional boiler system

[amir]

Hello
new to the forum so hope all info is correct and relevant and not breaking any forum rules.

i have a conventional boiler system (tank system). for a while now some of my heaters are constantly on. does anyone know the cause of this. also the water in small tank that holds the overflow for the heater water is constantly hot.

would really appreciate if someone can help

Thanks

 

[Simon F]

welcome to the forum amir.
there are lots of possibilities with what you describe,
impossible to diagnose without being there or more info needed.
faulty motorised valve/controller/stats???
reverse circulation??
time to get someone round to have a look