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Hi everyone I know there are quite a few threads already about this, but I can't seem to find one that matches my experience. I know my boiler is old, over 20 years since it was fitted, it was brand new, and over the years it has had almost everything replaced, but I still get lock outs very...

Hi everyone I hope this isn't too long winded, but I understand how it is best to have all the info before trying to help. My boiler is working fine for water, but not for heating. Heatslave 20/25 boiler, approximately 19 years old. When fitted, no room stat fitted. A few years ago I posted on...

Stumbled across this forum while searching for a query I have around my boiler. (Sorry for the long post) I have a Worcester Bosch Heatslave 20/25, when it was installed (about 15 years ago), the plumber didn't fit a room stat. The rads have thermostat valves fitted, apart from the bathroom...