happy ending...
Called local plumber, New pump fitted, New pressure gauge, DWH flow switch and a service and the Falcon II lives on
Thanks for the responses
I have stripped off the pump, its full of hard black gunge, I don't expect previous owner had any inhibitor in the system, Ive been running a cleaner through it for a month but I expect it needs a bit more than that. Pump impeller does not rotate freely when turned by hand so I expect its...
I have a Falcon II boiler been in the property for years. Its been working fine no problems at all until today. I removed a radiator last week to paint a room, wife calls me at work the day after to say not CH working. I asked her to check the pressure, which had dropped. She filled topped up...