According to the American Society of Heating, Refrigerating and Air Conditioning Engineers (ASHRAE) , the minimum vacuum level in a system should be __________ microns.
A) 1,000
B) 2,000
C) 3,000
D) 5,000
Correct Answer:
Verified
Q1: Quite often, technicians rely on their gauge
Q2: The proper oil level in a vacuum
Q3: When evacuating a system, the technician should
Q5: A perfect 30"Hg vacuum is, in reality,
Q6: At a gauge pressure of 28.9"Hg, the
Q7: During the evacuation process, _of the system
Q8: Vacuum pumps are intended to be used
Q9: The presence of acid in the system
Q10: Some manufacturers recommend draining the oil from
Q11: The technician should never block the vacuum
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