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Most flexi hoses from any good plumber shop will do, fitted hundreds like it, many get supplied with hoses, might struggle to get one of the longer ones though

As dan said you need a rad without a trv, might need a bypass valve also

Ok I'll make this as simple as poss, if following the honeywell w plan Ch timer on Hot water off Cyl stat on/off Result ch Hw timer on Ch on Cylind stat NOT calling Result ch Hw timer off Ch on Cylinder stat calling Result ch Ch timer on Hw timer on Cylinder stat call...

You need someone with a g3 compliance certificate, they can check pressure and install if suitable.

Tony it should have perm live, neutral, earth, then sw live, you can then add pump live. These really are that simple, if weather comped just use outdoor sensor straight into pcb. Then wire up as w plan on hw priority, as soon as hw on timer is off to stat satisfied it switches to weather comp...

I'll admit I've not looked at any plan you've put up as I don't need to as the one I use ( Honeywell) works, I suggest you get a copy

For gods sake, I do this for a living and have many times, either listen or do one, get a w plan and follow it, it's so bloody simple it's boring now, it works, they all do, your complicating things, how fecking hard is it to tell people nowadays, if you cant understand get someone to do it for...

It's mandatory to fit alarm with these death traps

Had this round our way last year, one firm was supplying some right **** old oil, as soon as it got in the boiler it changed everything, all settings were out, air, had to be altered to compensate, said let it run down then when new oil in we'd go and recheck

It's a rgi job I'm afraid,

Is this a 4 pipe system boiler or heat only?

God you really don't get it, if hw is off and stat is calling it won't fire, if ch is calling and hw isn't it will fire, heating is wired so when demand on heat as long as hw is satisfied/or off on timer it will fire, when hw is called for on timer it will override heating hence hw priority...

Your not quite understanding it, W plan is hot water priority, when a call for hw is made boiler ramps up and loads cylinder as quick as poss, it then drops back down to weather comp mode when hw stat is satisfied, weather comp will then control temp at much lower rate than hot water, how I...

ohhh just noticed my kes dvd

love the smilies

nope just stating a fact

good morning actually

we learn every day, unlike the sparks who just plod along

great reply vic, sums up your whole contribution tonight, nothing but hot air

hello anyone there