A Technician Is Checking the Evaporator for Leaks on an R-134a

question 36

Multiple Choice

A technician is checking the evaporator for leaks on an R-134a refrigerant system.Technician A says that it is acceptable to use shop air to pressurize the system and use an electrnic microphone to listen for leakage.Technician B says that it is acceptable to charge the system with R-134a and then insert the elctronic leak detector probe in the evaporator drain.Who is correct?

• A) Technician A only
• B) Technician B only
• C) Both A and B
• D) Neither A nor B

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Plans implemented by organizations to increase their size, revenue, or market share through diversification, market penetration, product development, or market development.

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