Question 1
What is the purpose of evacuating the AC system?
◦ To eliminate any moisture inside the system
◦ To remove any foreign substances inside the system
◦ Both A and B are correct
◦ Neither A nor B is correct
Question 2
What type of service valves are used with R-134a?
◦ Schrader valves
◦ Gate valves
◦ Quick disconnect valves
◦ Saddle valves