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pressure testing oil lines

gary_6
gary_6 Member Posts: 60
According to code what is the correct way to pressure test an oil line?????

Comments

  • If you have to test

    > According to code what is the correct way to

    > pressure test an oil line?????



  • If you have to test

    You should consider replacing them instead.

    Lot's of risk there. An oil leak that is concealed is a real bad thing, I'd hate to be the guy that tested it and certified it.

    In some states you would move the building, remove the soil and foundation, and replace the building.

    Oil lines are cheap.

    Noel
  • J.C.A._3
    J.C.A._3 Member Posts: 2,980
    I agree with Noel.

    Far cheaper to replace the line than pay the consequences of a failure. I also highly recomend a coated product. Any oil lines that have been directly covered in concrete are a risk at any time. Lime (in the concrete) and copper make for a lousy combination. No telling how long an oil line has been there unless you have a record of the original install or a noted change of it written down somewhere.

    CYA is the rule. Don't get burned for something so simple. Chris
  • Firedragon_4
    Firedragon_4 Member Posts: 1,436
    The procedure for new

    lines is in NFPA31-2001, as far as old lines I just have 4 words for you; DO NOT DO IT, period!

    Vacuum testing is okay, but never put a line over one week old under pressure, if you follow that basic rule you can never get on a first name basis with the boys and girls in the DEP and EPA, FACT!
  • john@TR
    john@TR Member Posts: 26
    lime?

    Sorry to be a P.I.T.A but didn't Dan write an article about how it isn't the lime in concrete that causes the problem? I think he said the lime was actually there to neutralize the acidic properties of the other ingredients.
  • Jeff Krawic
    Jeff Krawic Member Posts: 58
    Codes eh,???????

    Just to throw a curve atcha,..... BOCA Section M-910-0 Tests
    "All flammable and combustible liquid piping systems shall be tested after installation and prior to being placed in service with air or an inert gas to a minimum of one and one half times the operating pressure, but not less than five psi. (34kPa) The system shall mainttain the test pressure without the addition of air or inert gas for a minimum of 10 minutes.
    I wont bother to print the section on tanks! Yes I am aware that this is for NEW installations only but it HAS been mistaken by local inspectors once or twice on existing systems. I am with you George 100% I do NOT need those friends!!!!!!!
  • Firedragon_4
    Firedragon_4 Member Posts: 1,436
    In MA I'm working on putting

    both the DEP and the Marshal's Office (se local Fire Departments) togther for a rumble hosted by me.

    This looks to be verrrry interesting, fun and should be a blast for me. I'm just trying to get rid of some bad info, murder some urban legends and myths and put some bad boys in their respective places. Stay tuned.
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