Two technicians are discussing retrofitting CFC-12 systems to HFC-134a standards. Technician A says that the process doesn't tak

Question

4 years ago

10

Two technicians are discussing retrofitting CFC-12 systems to HFC-134a standards. Technician A says that the process doesn't tak

e long but that mineral oil must be added before the retrofit is complete. Technician B says that 50 ounces of CFC-12 should be replaced with 50 ounces of HFC-134a. Who is correct?

Advanced Placement (AP)

1 answer:

mezya [45] · Answer 1 · 2022-01-12T22:32:27+03:00

mezya [45]4 years ago

5 0

Answer:

tech b

Explanation: