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Hi All, Boiler is Glowworm Fuelsaver 50R MkII, GC number 41 313 79. The system works 90% of the time switching both HW and CH as required. However, on occasions, the central heating doesn't come on when programmed or the central heating comes on and then goes off despite what the...

Hi, we've had some black granite tiles fitted to the bathroom. Unfortunately the tiler finished in the half-light and didn't notice one tile was different to the rest! We now have a single tile with a dull, black surface and no metallic fleck in the finish. The compounding problem is that we...

Hi, I've got a gas Glowworm Fuelsaver MkII (Model 50R). An approximate sizing has shown that the boiler output is just enough (theoretically) for the original radiators and a double panelled one added recently. The central heating has been poor for a while with downstairs radiators being...

Hi, I've got a gas Glowworm Fuelsaver MkII (Model 50R) and the main burner is no longer igniting. The central heating has been poorly for a while with odd radiators being cold and the boiler being noisy when first switched on in the morning. When the system was drained, cleaned with Fernox...