WOW the two braided hoses going to the prv were both blocked with crap like rust. I've cleaned them out and put everything back together. It all seems to work just need to go around and bleed the radiators. The CH water pressure switch has a small leak so I will replace that. I think I'll call...
Today the boiler started ok and water was fine. Heating wasn't as warm as normal but otherwise was ok. Later it turned off with fault overheat sensor switch open. It then seemed to go back to working ok again only to then start spraying steam from the CH water pressure switch. What is happening???
The boiler has been fitted for 5 years. It has a chemical additive which is supposed to last 5 years. All radiator were flushed when the boiler was fitted. When you try to bleed a radiator you get nice clear water. :?
Hi all, hope someone can help.
I am having trouble with my combi boiler. First it was low pressure in a morning so would have to top up and press reset. During the day the pressure would then go past 4 bar and down to the bottom of the gauge. A plumber told me it was low pressure in the...