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Hi there, I've got an Ecotech 630 heating a 3 zone UFH system, 7 radiators (TRV's on all bar the towel rail) and 250L unvented hot water cylinder. All controlled by a VRC700 with weather compensation. I realise it's probably an oversized boiler for the set up (a previous plumbers choice, not...

Hi, me again, So attached to my Ecotec plus 630 boiler are 11 rads and a hot water cylinder. I was having a problem with the HW cycle taking all the heat when there was demand for CH & HW so the HW has a separate time period now. Thing is, the HW heating period is 90 mins in the afternoon...

Hi there, I have a Y-plan setup (Ecotec plus 630 boiler, Honeywell timer, roomstat and cylinder stat) heating rads and a hot water cylinder. I'm 99% certain the valve is wired up correctly and switching properly, but when there is demand for CH and HW, the rads all drop in temperature quite...

Hi I'm new here, hope this isn't too rambling and someone can help... I had a Vaillant Ecotec plus 630 installed into my mid terraced, OK insulated house with 11 radiators around 18 months ago. It's generally performed fine, making big savings on the non-condensing boiler that it replaced...