Hi i am looking for some advice.
Last week my boiler started playing up. The CH no longer works. The DHW works but it is scalding hot and will not turn down.
The boiler is Ravenheat csi 85.
Any guesses to what it could be?
Thanks
Last week my boiler started playing up. The CH no longer works. The DHW works but it is scalding hot and will not turn down.
The boiler is Ravenheat csi 85.
Any guesses to what it could be?
Thanks