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Troubleshooting air and compression tanks

HeatingHelp Administrator Posts: 650
edited June 2017 in THE MAIN WALL
Troubleshooting air and compression tanks

Air is basically 80% nitrogen and 20% oxygen. Oxygen likes to corrode iron and steel, and there's plenty of that in our hydronic systems. The oxygen enters with the cold fill water. It's dissolved in solution and it will react with the metal and create rust. What's left after that takes place is nitrogen, which will also dissolve in the water and come out of solution and only when the water gets hot, or the system pressure gets low.

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  • Skepticelt
    Skepticelt Member Posts: 8
    Do not forget that most Amtrol tanks are not built to the ASME code. If they are not built to the code they may only be good for 30psi. Check you state and local regulations.
  • newagedawn
    newagedawn Member Posts: 586
    they are water logged or not, now thats high tech troubleshooting
    "The bitter taste of a poor install lasts far longer than the JOY of the lowest price"