Three refrigerants are currently approved by the EPA for automotive use to replace R-12.
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Q4: Which of the following desiccants should be
Q5: R-12 with greater than 2 percent of
Q6: Under the CAA,anyone performing repairs to a
Q7: Technician A says that the shop that
Q8: Technician A says mineral oil is compatible
Q10: R-744 is an acceptable substitute for both
Q11: The air conditioning system is purged of
Q12: The R-744 system can serve as a
Q13: R-744 systems require about half the refrigerant
Q14: The retro fit label's background color for
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