I have been in contact with Telford and they have checked my cylinder doesn't have a pump. However, he looked at my pictures and advised me to turn off immersion switch beside cylinder.
My plumber didn't say to do this as the solar immersion panel beside boiler controls immersion and if I...
See this is weird....I was switching everything off in the past, apart from the thermostat in the hall....now I've done this twice in the last two weeks, switched it off all day. So, heating not on, and no noise....
I have contacted Telford yest and with the suggestion of it might be...
This is the thermostats above the boiler.
Big panel in middle solar immersion, kept that off all week. The one with the yellow switch beside is solar. The panel beneath is the thermostat
A circulation pump? Where would that be? I will ask plumber this question?
Also 2 port valve where would I find that?
If you steer me in the direction I will take a picture and you can advise if I have?
This is the booklet...I think it must be this page as plumber has written on this....
When I got the new boiler, they found that the pipes underfloor were made of aluminium, so they were removed and replaced with plastic, so I have a combination of plastic and copper...also, I'm removing a chimney and had all the pipes cut to the back boiler....I have been awaiting a building...