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Pressuretrol setting question ......

Ron Jr._3
Ron Jr._3 Member Posts: 603
What happens if you have a pressuretrol with the " diff " setting higher than the main setting , and the diff is subtractive ?

Comments

  • Steamhead
    Steamhead Member Posts: 16,728
    Haven't tried this

    but I'd think it would shut off on pressure, and not turn back on when the pressure drops. 
    All Steamed Up, Inc.
    Towson, MD, USA
    Steam, Vapor & Hot-Water Heating Specialists
    Oil & Gas Burner Service
    Consulting
  • Ron Jr._3
    Ron Jr._3 Member Posts: 603
    Gonna have to try it

    next time I go back to do a skim and purge on a system . My guess is it would cut back in at 0 psi , but that;s just a guess .............. 
  • Jamie Hall
    Jamie Hall Member Posts: 22,928
    Steamhead's right...

    I've found that out the hard way.
    Br. Jamie, osb
    Building superintendent/caretaker, 7200 sq. ft. historic house museum with dependencies in New England
  • SWEI
    SWEI Member Posts: 7,356
    making it into

    a kind of manual reset high limit control?
  • Jamie Hall
    Jamie Hall Member Posts: 22,928
    Yeah,

    but that wasn't the idea at the time... !
    Br. Jamie, osb
    Building superintendent/caretaker, 7200 sq. ft. historic house museum with dependencies in New England
This discussion has been closed.