Quite often, technicians rely on their gauge manifolds to determine if a sufficient vacuum has been achieved. This __________ acceptable field practice.
A) is
B) is not
Correct Answer:
Verified
Q2: The proper oil level in a vacuum
Q3: When evacuating a system, the technician should
Q4: According to the American Society of Heating,
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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