Search results

Right... Programmer set to AUTO for both HW & CH on & off at same times. From COLD - programmer switched off at mains switch - Room stat set at 27C. Turned Programmer on at mains switch - wife said both HW & CH lights lit and I watched CH valve move to OPEN. Boiler fired up as it should - fan...

I am presuming that the +1 hour simply switches everything on as AUTO would but perhaps I am wrong. It appears to be kicked back into life when auto is Off then On again after 20 mins. I am not fixated by the controller as I generally have faith in electronics and I do believe that...

Actually we arn't cold as I am "limping" it by turning it off and restarting after 1/2 hour. This is what the engineer did on Tuesday but I'll do that in the morning again. Max temp is 27C and we set that on Tuesday as well but will do tomorrow. Must say here that although the red...

Sorry my new friend. Problem 1 - boiler seemed to only run for 10 - 20 mins. Programmer not touched. Problem 2 - as above but when boiler wasn't alight the fan keeps running as though the main gas valve should be open but main burner is not lit. 3 - Local guy come in and checks system...

But - always a but...... The programmer doesn't operate the boiler in CH mode only - only whe HW or HW & CH is selected and just tested it with "on once" but it decided to switch off at the end of program 1 not the last off @ 11pm. Weird........... this only occured after a hard reset on the...

Sorry about that but I'm not excited only trying to give ALL the information I can. Have followed the Potterton Fault finding flow chart and it comes down to - Thermistor -> Potentionmter -> main control unit (PCB) but when it fires up it runs normally. Second problem now is WHY the hell has...

For the last 6 years this has worked "perfectly" (new fitted by pr corgi fitter) new Danfoss 15-50 pump fitted 2 years ago - still worked perfectly. Landis & Staefa RWB9 controller. When pressing the + 1 hour for CH both CH & HW indicators would come on and boiler fire up. When pressing + 1...