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I bet that's what he means. As an observation, first time being under the combi boiler bonnet, everything is very cramped and tight, using 5-core would help, and also would need some planning ahead on the length of wires for each flex. Then there are the grommets just in front of the connector...

Thank you very much, I'm actually the nutter who emailed you twice, got it all wrong in my emails but then got it right in the end. Just checking that I'm understanding you correctly, I have L live going to honeywell T3R's L then a link from L to A and switch live coming back from B to boiler's...

Hi again, any advice would be greatly appreciated. Worcester Bosch manual says FS 230v out frost stat out FR 230v in frost stat in and I found a smaller print saying the live supply is terminal FS the switch live is terminal FR And this on JW's website

Hi, I am a bit baffled, I wired frost and pipe stats to WB combi, exactly as per John Wards diagram, I wonder if I'm missing something or understand the diagram wrong. Diagram is found here I have the same thermostats and connected to earth wires too. FR brown wire FS blue wire FR goes to...

I believe I figured it out. Boiler L out to first L Neutral out to neutral Earth to earth Link from L to A LR CH/radiator piccy to B (switch live) Earth to earth on this 2-core also Earth terminals getting crowded, there's three on the boiler side. NOT to get rid of white link wire in the...

Found out that the second L is the same as the first one, there for the convenience of linking L to A.

Hi, I am replacing old Danfoss programmer and Honeywell relay with Honeywell Home T3R thermostat. Attached photos show the new thermostat and the current boiler layout. Power supply to boiler seems like an easy one, but I'm a bit hazy on the connections to the thermostat. 230V out L to A and a...