refrigerant

  1. J

    R12 coolant - is it ever dyed?

    My AC system needs to be recharged. When it was last done years ago (2014) the mechanic used dye - I keep all my work records and this one says he pumped 1 lb of dyed refrigerant in to check for leaks. There might be a leak, but they also did it for about $64 Canadian. I reckon they either...
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