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  1. 9 superheat & subcooling scenarios

    Quote Originally Posted by nike123 View Post
    • LOW CHARGE = High superheat. Low suction pressure, indoor TD, subcooling, head pressure & compressor current draw.
    • OVER CHARGE = Low superheat. Normal indoor TD. High suction pressure, subcooling, head pressure & compressor current draw.
    • LOW INDOOR AIR FLOW = Low superheat & suction pressure. Low to normal head pressure. High indoor TD. High to normal subcooling. Not much effect on current draw.
    • MILD LOW OUTDOOR AIR FLOW = Low superheat & subcooling. High suction
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  2. Refrigerant will NOT get you high, it will KILL you!


    Why are people huffing refrigerant? I am a refrigeration technician who works around refrigerants and I have found myself in situations were I have been exposed to higher than recommended limits. I can tell you that the feeling you experience is nothing like the high you get from marijuana. I am seriously concerned for my health at these times! The refrigerants are colourless with a faint sweet odour. Overexposure leads to dizziness and loss of concentration because the vapour displaces
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