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Effects of system vacuum on gauges, and vaporstats?

What stages are the people of the vacuum in at the moment?

Has there been any damage to gauges, or vaporstats?--NBC

Comments

  • Dave in QCA
    Dave in QCA Member Posts: 1,766
    no effect

    I have run as high as a 10" if vacuum. It has had no effect on vaporstat or gauges.
    Dave in Quad Cities, America
    Weil-McLain 680 with Riello 2-stage burner, December 2012. Firing rate=375MBH Low, 690MBH Hi.
    System = Early Dunham 2-pipe Vacuo-Vapor (inlet and outlet both at bottom of radiators) Traps are Dunham #2 rebuilt w. Barnes-Jones Cage Units, Dunham-Bush 1E, Mepco 1E, and Armstrong TS-2. All valves haveTunstall orifices sized at 8 oz.
    Current connected load EDR= 1,259 sq ft, Original system EDR = 2,100 sq ft Vaporstat, 13 oz cutout, 4 oz cutin - Temp. control Tekmar 279.
    http://grandviewdavenport.com
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