Vacuum leak testing is being discussed. Technician A uses a vacuum pump to check each component. Technician B says to use an ultrasonic tester. Who is correct?

Question

Quizplus · Accepted Answer

Both Technician A and Technician B are correct. A vacuum pump can be used to check for leaks by applying vacuum to components and observing if the vacuum holds. An ultrasonic tester can detect the sound of air leaking, which is useful for identifying vacuum leaks.

Vacuum Leak Testing Is Being Discussed