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    Central heating only luke warm

    Hi experts, I have a Ideal Logic Combi ESP1 35 boiler and its c.6 years old in my 'new' build. I also have a two wired Danfoss TP5000si thermostats, one upstairs and one downstairs connected to two Danfoss HPA2 2-port actuators, as you'd expect. Problem I have is that neither of the thermostats...
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    Salus RXVBC605 installation in Vaillant ecoTec + 937 boiler

    I've bought myself a Salus it500 wireless thermostat with wi-fi connection - which is all working and connected to my iPhone. Whilst I await for delivery of the Salus RXVBC605 receiver which is designed to slot into the front of my boiler, I opened up the boiler and the electronics control...
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    Strange boiler behaviour...help required !!

    Hello, I have just moved into a house where we have a Vaillant VCW GB 280 H Combi-boiler fitted. This is my first experience of an 'older' combi-boiler but we have strange going-ons here...let me explain.... 1. We have a Potterton programmer which has a timer for CH and HW - being a combi...
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    Radiators are hot when only hot water is required

    Hello, I have a conventional boiler system (immersion tank but no combi) and I have noticed recently that when I select 'WATER ONLY' on my controller, all my radiators become hot ! Its becoming a little unbearable in this hot weather. Anyone any idea's and any advice on what I can do...
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