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Filling AC Refrigerant without Air

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  • September 28, 2020 at 3:20 pm #963907
    Aaron BAaron B
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      When you fill refrigerant using a manifold gauge set to your automotive AC system, aren’t you also introducing the existing air from the manifold gauge hoses?

      • This topic was modified 3 years, 7 months ago by Aaron BAaron B.
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    • September 28, 2020 at 6:27 pm #963913
      Nightflyr *Richard Kirshy
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        Which is why you purge the yellow line with refrigerant prior to filling the evacuated system

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