Posting here as Edugeek is well indexed by Google and this might be of help to someone with a boiler problem.
The fan of a Worcester 24i combi boiler intermittently cuts out. This causes the fail-safe to trigger and the boiler to shut down, and the water runs cold. The fan may restart, the boiler might re-ignite, but cuts out again and the fail-safe shuts down the boiler.
Plumber says the best case scenario is a new control board (£150), worst case
I've been interested in photography for years; I had a Praktica MTL5 35mm camera for a Christmas present in the early '80s. This was, and still is, an excellent camera. I still have it and it still works. Using a manual camera teaches you far more about photography than an automatic camera.
A few film SLRs later, namely a Canon EOS 1000F then upgraded to the truly excellent Canon EOS 600 35mm SLR. My first digital SLR was an Olympus E10. A superb camera, brilliant quality and excellent