
EPA Section 608 type 2
Flashcard
•
Science
•
12th Grade
•
Practice Problem
•
Hard
Standards-aligned
Wayground Content
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15 questions
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1.
FLASHCARD QUESTION
Front
What is the required evacuation level for an appliance containing more than 200 pounds of R-410A before making a major repair?
Back
10 inches of Hg vacuum.
2.
FLASHCARD QUESTION
Front
What should be done after reaching the required recovery vacuum on an appliance?
Back
Wait for at least a few minutes to see if the system pressure rises.
3.
FLASHCARD QUESTION
Front
What tool is used to pinpoint a leak once the general area is located?
Back
Leak detector solution.
4.
FLASHCARD QUESTION
Front
What category does a chiller that diverts 55% of its cooling capacity to manufacturing and 45% to air conditioning fall into?
Back
Industrial process refrigeration.
5.
FLASHCARD QUESTION
Front
How is a deep vacuum usually measured?
Back
Microns.
6.
FLASHCARD QUESTION
Front
What is the purpose of evacuating an appliance before repair?
Back
To remove refrigerant and prevent contamination.
7.
FLASHCARD QUESTION
Front
What is the significance of reaching a vacuum level of 10 inches of Hg?
Back
It ensures that the system is free of moisture and non-condensables.
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