Recent content by Nick_

Thanks for all the help – I think my thesis was right, as I found instructions for re-pairing the thermostat and once I'd done this the light on the receiver turned green (apparently it hadn't always been red, who knew?!) and I was able to control the boiler. If anyone ever needs help with...

Hello! Please forgive a question that will probably mark me out as *extremely* new to DIY... I've got a Vaillant EcoTEC+ 831 combi boiler. With a couple of exceptions it's been pretty reliable over the past 5 years that I've lived at this property. We've just got back from a week away and...