Changing that dial did not seem to make a difference, still just warm unless on very low flow. all was fine until a Sunday but I will have a look into the exchanger as you have suggested, thankyou.
I felt the pipes underneath all cold accept one which is as warm as the water id say. However just tried with the kitchen tap on half or just under an the water seems to more consistently stay hot. Can make it hot like this, turn the tap fully and goes back to tepid. The boiler by what I can see...
I will send a pic of the pipes under. The house is old and used to have the old storage heaters but have been replaced with electric ones so they do not take water. The boiler fires up and the stay goes up to like 80 but still only warmish water from all taps
I have a biasi riva plus HE
M296.24SM/C
boiler has started to only give out warm water but not hot. Water pressure was on like 0.2 but I've put it up to 1.3 but it has not helped. Do not have rads in the house. The boiler kicks in the burner. When the water is running The 3rd light flashes an...