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  1. I have a couple questions about these steps: 1....

    I have a couple questions about these steps:
    1. After draining the oiling and replacing the plug, does running the pump for 3 to 4 seconds without oil in it risk damaging the pump?
    2. How does the...
  2. Replies
    18
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    2,961

    Thanks for the explination. It's starting to make...

    Thanks for the explination. It's starting to make a lot more sense.
  3. Replies
    18
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    2,961

    Refrigerant Delta T Across Evaporator

    I saw a journeyman take the temperature rise of the refrigerant across the evaporator of a walk in cooler. First temp was taken between the outlet of the txv and the distributor, second temp was...
  4. Thread: vacum setup

    by FieldGen3
    Replies
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    8,915

    Can someone explain the best way to break the...

    Can someone explain the best way to break the vacuum in these setups? My concern is damaging the micron gauge during a triple evac or charging. It doesn't look like you can isolate just the gauge if...
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