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I don't have the MI but in the wiring centre it tells you which links to cut.. which I have done. The boiler is now responding to the programmer ok but still not the stat! I have it wired into 1 and 3 but it really doesn't do anything! Any ideas? Thanks Jelboy

A Worcester 24 Ri and the wiring centre is not the junction box type, it is the Honeywell one with the basic pcb and terminals for each component, stats, boiler etc.. I think the wiring on my Tempus 7 could be at fault - I have the HW on and off wired and the CH on wired.. I sthat correct? The...

I have a Drayton RF 1 wireless stat and am wiring it into a Honeywell wiring centre (the simpletons one with it all laid out for you) Options in the wiring centre are 1, 2, 3 and earth.. Thanks for your reply Jelboy

I have just had to replace my junction box so I put in a Honeywell wiring centre but now my boiler ignores my rf1 and keeps the 3 way open ... Anybody know which terms the rf1 go into in the honeywell centre? 1 and 3 i thught but to no avail... The receiver is communicationg with the stat ok...

Yes to by pass and it is a y plan system so the 3 way never closes anyway.. and all the downstairs rads don't have trv's so plenty of by passing available...! Any more ideas, please? :?

I have an air issue with a system that I think I have cured but now have another prob.. I have a Worceser 28 Greenstar which has been installed 3 years. I have converted it to a sealed system recently which has cured 99% of all probs except when in heating mode only there is a constant rumble...

Are boiler stats still available for these archaic monsters?

No immersion. Boiler control was on 1 - 2...

Hi all I have a prob with a 10-16 Netaheat. The black box went and I replaced it - all fine. The customer now reports that the hw is too hot to touch even with the boiler stat at minimum... DHW on gravity, cylinder direclty above boiler. Overheat stat presumably ok as when I was there the...

Hi all I have been called to a job (can't go till thursday) and the cust has a radiant combi. I have not come across these before but the symptoms are something like she has to the cold bath tap at the same time as the hot to get the boiler to run...Any ideas Thanks Jelboy

Hi Chris Continuity across the microswitches permantly i.e open and closed. Alpha reckons thats ok... The pcb is new Jez

Hi Chris Has tested the continuity across them and they both have it perm... Any more ideas? Thanks

Thanks Chris How can you tell if they are intermittant for sure? Jez

Thanks robyes someone has paid for the bits... If I mauually switch the micro switches then the boiler still does n't fire properly! Fan runs to full speed, pump appears ok and both pins do rise up.. Any more clues / test? Thanks

Hi all I have an ongoing prob with the above boiler. The boiler will work intermitantly on HW but seems to be ok on CH... HW diaphragm has been replaced along with air pressure switch, fan main pcb and thermistor but it still fires every now and again!!!! Both micro switches appear to be ok and...

Yes - when pump runs rads do get well hot but issue is the amount of time that it takes for the boiler to kick in! Any new ideas please?

Hi Chris Thanks Any more info please...Like how can you tell if its the pump without swapping it out and sticky flow pin where? Thanks Jez

Hi all I wonder if anyone can shed some light on this prob... Alpha had faulty main board so I replaced it. Also the HW diaphragm was shot so I replaced that. The fan was well grungy so I took it out and cleaned it like new. The Venturi were cleared out and the whole heat excahnger and...

As I said in a previous post I believe that the small hall rad is acting as the bypass and no it has not always happened...

clear as a bell... any other thoughts please? :roll: