EPA 608 (CORE) Exam Questions and
Answers [Solved Correctly]
When moisture exists in an operating system, what is most likely to occur? ✔✔Acid will form.
What factor(s) affects the speed of evacuation? ✔✔1) The size of the equipment being
evacuated.
2) The ambient temperature.
3) The amount of moisture in the system
A system is considered dehydrated when? ✔✔The vacuum indicator shows you have reached
& held the required finished vacuum.
The over-evacuation of a system: ✔✔Does not occur.
The size (capacity) of the vacuum pump & the size of the suction line used will determine what?
✔✔The length of dehydration time.
A system is dehydrated to do what? ✔✔Remove water & water vapor.
Answers [Solved Correctly]
When moisture exists in an operating system, what is most likely to occur? ✔✔Acid will form.
What factor(s) affects the speed of evacuation? ✔✔1) The size of the equipment being
evacuated.
2) The ambient temperature.
3) The amount of moisture in the system
A system is considered dehydrated when? ✔✔The vacuum indicator shows you have reached
& held the required finished vacuum.
The over-evacuation of a system: ✔✔Does not occur.
The size (capacity) of the vacuum pump & the size of the suction line used will determine what?
✔✔The length of dehydration time.
A system is dehydrated to do what? ✔✔Remove water & water vapor.
