Recent content by alt68

c= grey 1= black 2= brown Cylinder stat

1= brown 2= yellow&green 3= blue Honeywell dial room stat

No... only as shown, should there be?

and Matt.... Wrote down wrong :oops:

Sorry Mick... 7= programmer HW off/3 port/brown cylinder stat 9= green&yellow room stat/ CH off programer

1= live supply/programmer 2= neutral 3 port/supply/programmer/boiler/pump 3= earth 3 port/supply/programmer/boiler/pump 4= brown CH on programmer/blue room stat 5= white 3 port/brown room stat 6= black HW on programmer/grey cylinder stat 7= grey CH off programmer/3 port/ brown cylinder...

It does sound like it!!!! :oops: I'll get back to you.

Just got in from work, pushed the valve are over and heating fired up, then turned the cylinder thermostat up to fire up the hot water and arm returned and central heating turned off... appreciate the help Mick

Yes, there is a HW off from the programmer.

Yes, had the problem before I re-wired, I thought it was a electrical fault. Its a Honeywell valve, just cant understand why all works fine for a while till the arm moves back on the valve then wont start again unless moved manually.

Hi, hope someone can help, my central heating will only work if I move the three port valve arm myself then heating is fine and the boiler fires up, I can turn off by the room thermostat and on again and do the same with the programmer but once off for a while the arm on the port valve returns...