So, my main house thermostat just kicked on again, and sure enough my lower story radiators are starting to get hot (and they get hot in a short period of time - 15 minutes or less), so I'm guessing the circ pump may be working fine. But there still seems to be some clog (air or sludge or...
If I completely isolate a rad - is it true that everything downstream of that rad is isolated as well? Or is there some bypass piping in the wall that will continue hot water flow past an isolated rad?
Are you suggesting that a cleaning agent is a step I should take? I can definitely look...
I suppose there could definitely be some sludge in there. The only work done was on the outside (sandblast/powdercoat/paint) and I left the old union nuts on the radiators which were either taped or bagged so that there was no paint residue on the union nuts.
When I got everything back, I...
My house was built in 1930 - I'm not sure how old the boiler system is, but based on my research trying to get some questions answered, I think it must be quite old since I don't have all the bells and whistles in the equipment on my system.
I have a New Yorker Boiler, model FR. It looks...