Purging refrigerant lines with nitrogen during their installation prevents _____
a. acid formation
b. overheating
c. copper oxide formation
d. corrosion buildup
c
You might also like to view...
Division 9 includes
A. Equipment B. Metals C. Finishes D. Specialties
When installing a solenoid valve:
A) The arrow stamped on the body points toward the valve inlet port. B) The arrow stamped on the body should point in the direction of flow. C) The coil should always be located on the underside of the valve. D) The coil should be tested by energizing it off of the valve.
An advantage of using heating load estimating software is that calculations may be saved for future use.?
Answer the following statement true (T) or false (F)
If you do not have automatic tank drains, how often should you drain the oil and water from the bottom of compressed air storage tanks?
a. After every four hours of service. b. Once a week. c. At the end of each day of driving.