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I am working from 2 wiring diagrams (honeywell y plan and Grant vortex). And you said that no 7 on the wiring centre should not be live. The only difference between the two wiring plans that i can see between the two is a live from the boiler terminal block to No 8 via a link wire from 10 to 9...

just one thing. We fitted a Grant vortex boiler and on the boiler terminal block the live goes to no 10 which is linked to no 9 and no 8 on the wiring centre. No 9 goes to the live on the pump and no8 is orange on the 3 port valve and no 1 on the cycl stat. (No 7 on wiring centre goes to grey...

Its wired to a Honeywell ST699 terminal 7 and to the cylinder stat.

the grey wire has got power to it all the time on hot water or central heating

Have installed new boiler and programmer. Now we only have hot water if the setting is on hot water. When the setting is on heating/hotwater the heating is the only thing getting hot.

nu -way burners

Hi, yes all has been disconnected and nothing is capped. The cooker will fire up but once it reaches temp it cuts out and will not start up again until the cooker is nearly cold. You can not push the red restart button in also until is nearly cold. Jane

Are we wasting our time. Is there no way we can just use it as a cooker or is it very dangerous to do as Rayburn have told us. Jane

We have a Rayburn 499kb(1997). the boiler leaked on it and we were yold by Aga that was the end for it as the boiler and oven are connected. We have disconected all the water pipesand elctrics to the boiler side. But now when the cooker gets upi to temp it cuts out and will not re strart. Is...