UPDATE
Was on holiday for last few days so I'm only getting to test this properly now...
So when I turn the boiler on (with no heating or hot water demand active) is runs for about 15 minutes to build up a hot water store and then turns off until I turn a hot water tap on, runs for a bit and...
Hi,
I had a new Grant Vortex Combi 26 boiler installed 1 year ago. I also bought a Hive thermostat and wired it in myself. Having never owned a combi boiler before I thought all was well. Central heating came on when I wanted and I had hot water.
Then I realised that although I could get hot...