No hot water with my Glowworm Fuelsaver F boiler.

Sounds like how long is a piece of string question. We do not exactly know what is wrong with the board, but I'd have thought a big name like that ought to have ann exchange and repair system set up. Brian

cetltd.com

Worcester Bosch or Vaillant. The rest score much worse on the Which tables. I don't love Which, but that's the data we got.

NT

The fulesaver F is a heating only boiler - not a combi. So if you have a problem with hot water, but the heating still works then its not the boiler's fault - it must be a fault in the zoning controls.

If you work out what kind of system you have, we can then help troubleshoot it. See here for the basics:

Geoff at CET will be able to supply reconditioned boiler PCBs if required:

Not especially.

Vaillant, Worcester Bosch and a few others.

I've used him too. That's 3 votes in favour!

Andy