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Vacuum Breakers

I have been tinkering on my steam system for a while, after lowering my pressuretrol, changing radiator vents, and adding 7 #2's to the mains it seem to be doing pretty good except for the #2's are not releasing very fast due to ambient temp's in the boiler room, therfore creating a vacuum in the system, sucking air through the radiators cooling them off, and losing any residual heat.

So installed 2 Watts vacuum breakers at the ends of the manifolds that hold the Gorton #2's (1 with 3 and 1 with 4)
That seemed to help quite alot, the radiators stay hot long after the cycle ends.
Does anyone know if the vacuum breakers will cause any problems that I don't know about?

Comments

  • Steam sucks...

    when it collapses. It contracts at the same rate it expands, which is about 1500 times.

    As far as adding VB's to where the air vents are, it seems to me that the Gortons are suppoed to act as somewhat of a vacuum breaker. I can't think of a vent valve that doesn't allow air to be sucked in backwards. They're ALL a bunch of vacuum breakers, aren't they?

    By properly releivng the vacuum, you avoid the excess production of carbon dioxide too, which turns into an acid. Carbonic acid if I'm not mistaken. But I know when to say when.

    When.

    ME
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