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panting radiators

Brian_38
Brian_38 Member Posts: 2
I have checked the pitch on radiators and mains in basements and made some corrections. Some of the radiators still pant despite being pitched dramatically back to long vertical drops to basement. One of the radiators won't even hiss OR pant when system is under pressure and vent is removed all together. That's why I am considering cleaning a few radiators. Do you have any advice about cleaning radiators?

Comments

  • Brian_38
    Brian_38 Member Posts: 2
    panting radiators

    I think some of my steam radiators or the short runouts to vertical feeds are clogged. I couldn't find any advice on how to clean them. Can I flush my large cast iron radiators and pipes using the air vent connection or another connection on the radiator? I can't possibly disconnect and carry all of my radiators outside to clean. I'd die in the attempt. Also .... I know blowdown but what is skimming?
  • ScottMP
    ScottMP Member Posts: 5,884
    Brian

    Skimming is cleaning the water in the steam boiler. Usually after a new install the machine oils and such get boiled off the new boiler and coat the top of the water making it tough to get good steam.

    One of the big culprits for panting rads is poorly pitched pipes. Maybe they have dropped from a house settling, hangers falling off, the floor sagging or a poor repair.

    Look at the pipes or try putting a little shim under the legs of the rad to pitch it back towards the valve. Checkers work great for this :)

    Scott

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