Recent content by peterwaine

Turns out it was down to low pressure, used the key to re-pressurise and hey presto.

Hi, My boiler (Wooster Bosch CDi25), has recently started running hot cold for approx. 10 minutes before it finally, properly, runs hot. Any ideas to the cause of this? It's around 10 years old, I accuired it when I moved, back in Feburary. Pete