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Hi, I have just drained my CH system to fit a towel rail and repair a leaking valve joint. When I filled up the system and started the boiler it worked fine for an hour or so and then stopped. The pump carried on working for a good while then it stopped and now shows that it has a F11 fault...

Thanks for your imput nickso but, according to Glow Worms installation manual; "... the flue system must be designed to have a continuous falll to the boiler of at least 2.5 degrees ...." Any suggestions ? Thanks

In a similar vein to http://www.diynot.com/forums/viewtopic.php?t=146280 I have the above boiler (about 18 moths old) and during heavy rain have had rainwater dripping through the bolier. Authorized installers and Glow worm seem to have no suggestions. Watching the rain (when I...

The problem you have is when cast iron fireplace were made they were generally at small local foundries, although there were a few large ones serving parts of the country. Anyway, from experience I can tell you your chances of finding the exact back is slight. The thing to do is measure up...

Thanks for that. I undid all of the wiring and reconnected just the programmer and mains. The programmer was fine and the live I thought I was getting on the HW on / HW off was in fact induced current and not live. My next step was to check the itegrity of the wiring - fine. Finally, the...

Thanks I'll check it all out.

Sorry you've lost me which connection is the HW off and on.

Thanks I got all of the controls from screwfix. When I replaced the programmer I realised that the first one they had given me was not as new as I thought(the sticker over the display was missing and the user booklet was missing). Now I'm wondering whether I've been given some returns ...

Hi, I have had a new system installed and the electrician has moved before it is running properly (yea I've not paid him yet.) Anyway according to Honeywell their programmer was originally at fault, I changed it, but the problem remains. Hot water works, but 3 way valve and CH does not work...

Thanks :D

Hi, instantaneous showers are no where near as common in France as in the UK - they say they are too expensive to run ! I want to install one over there but of course the pipe sizes are different - Copper piping – 'cuivre' – comes in diameters of 8mm, 10, 12, 14 and all the way up to the...

Hi, does anybody have an idea where I can get an intermediate weather resistant light switch ? Thanks