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What causes a pressurtrol to fell?


  • Jamie Hall
    Jamie Hall Member Posts: 23,270
    Lots of possibilities. Some internal to the control, some external. And many different failure modes.
    Br. Jamie, osb
    Building superintendent/caretaker, 7200 sq. ft. historic house museum with dependencies in New England
    EBEBRATT-Ed Member Posts: 15,510
    They are pretty reliable. Usually a plugged pigtail or plugged piping is the problem
    JUGHNE Member Posts: 11,055
    Or if turned down too low they can fall apart inside. Easy to fix.