Technician A says after the retrofit is complete,a function test should be made.Technician B says system pressures and temperatures for HFC-134a should be the same as for CFC-12.Who is correct? A) Technician A only B) Technician B only C) Both A and B D) Neither A nor B

Question

Quizplus · Accepted Answer

Technician A is correct as a function test should be conducted after retrofitting to ensure that the system is functioning correctly. Technician B is incorrect as the system pressures and temperatures for HFC-134a are different from CFC-12 due to the different properties of the refrigerants.

Technician A Says After the Retrofit Is Complete,a Function Test