Recent content by PDnsom

Hi Rob, I can only assume that there is some other control mechanism out of sight that is diverting the hot water supply away from the bathroom/en-suite rads. The house was never supplied with a specification or system diagram for the hot water/heating and control system so there maybe something...

OK - got it Thanks Jeff

Evening all respondents (Ian; Jeff; Madrab), simple testing carried out and it appears the each of the two piping spurs feed a radiator in the main bathroom and the en-suite respectively. Looks like the 'towel rail' observation was the correct call. Still don't get why those two rads don't heat...

Hi Madrab yes both pipes and valves run hot when the boiler is on....

Yes I guess so. A simple short duration test shouldn't put any of the system at any great risk - I'll give it a go!

Hi Ian and Jeff, thanks for your replies. So there are no obvious take offs for heated towel rail (or similar) in any of the bathrooms or the utility room. I only have radiators in the main bathroom, en-suite and the utility room. For context I bought the house from new 20 years ago with this...

Hi Ian, thanks for the reply. I clearly made a descriptive error on my initial submission - the bypass loops (if that's what they are) are installed downstream of the pump and not between the boiler and the pump. I've attached a couple of pictures as requested which show the layout in the...

Hi, first time poster so be gentle! So I have just drained, gently flushed and refilled my heating system with no problems. Looking at the installation which is a simple heat only boiler serving a pumped Y plan water and heating arrangement. The heating system is conventional feed and expansion...