Recent content by doakster

its the boiler connections for the cylinder stat that are volt free

Hi[/url] Chris I'm sitting with that manual in front of me the main problem is how I connect (pg 27 8a) at the joint box - I have a 3 core cable coming from the cylinder stat and the zone valve cables.

Simon its a 30CDi system and I'm assuming it has the diverter valve all the eqipment was selected by the plumber who doesn't have a clue about the wiring. Is this incompatible with the unvented cylinder?

the central heating side seems straight forward - feed out to room stat return to boiler and switched return to zone valve - its the DHW that seems complex

the boiler has a volt free channel for cylinder connections an d i can't fathom how a get a live return to open the DHW zone valve

simon there is no programmer - all works from boiler

realise that Tony I'm just in at the deepend here trying to do a favour. This boiler has a volt free channel for the cylinder connection and I can't fathom how I get a live return to open DHW zone valve - the CH side seems straight forward - feed out to roomstat and return to boiler and live...

normal s plan would be ok but this boiler has a volt free connection for cylinder stat and no live return to open DHW zone valve - the CH side seems straight forward feed out to stat and return to boiler and live return to zone valve the problem is the DHW

Normal s plan system would be ok but this boiler has a volt free cylinder stat connection and no live return to open DHW zone valve the CH side seems straight forward - feed out to room stat return to boiler and live return from boiler to zone valve - its the DHW that seems complex

i am a spark who has inherited a central heating problem. The system is plumbed and has a Greenstar 30Cdi boiler with 2 motorised valves - CH and DHW - it also has CentreStore unvented mains pressure water heater cylinder and a Heatmiserwireless receiver roomstat any advice on wiring this...

I am a spark and have inherited a central heating system I can't fathom. It has a Greenstar 30 CDi boiler and 2 motorised valves - CH and DHW - there is a Centrestore unvented mains pressure waterheater cylinder and a Heatmiser wireless receiver room stat any advice on wiring this system would...