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grinder pump

  1. Airlocked grinder pump

    Plumbing
    I have a outside sewerage lift station. Yesterday the high-water alarm came on. The grinder pump was running and making a pulsating, deep, vibrating noise. It was not pumping liquid. Thinking it was airlocked, I reached into the holding tank and drilled a 1/8-inch hole into the discharge pipe...
  2. Grinder pump odor - venting issue?

    Plumbing
    Hi, I moved into a new home that has an indoor grinder pump in the basement. We noticed odors in the basement starting a couple of weeks back and they have been getting stronger and stronger. It got so bad this weekend that we had to leave the house - it smelled all the way upstairs. Our...
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