Technician A says that the system should be vacuumed out so that all the old oil is removed. Technician B says that system evacuation (vacuuming) is done to remove moisture from the system. Which technician is correct?
A) Technician A only B) Technician B only
C) Both technicians A and B D) Neither technician A nor B
B
You might also like to view...
Lighting that provides the minimum light levels needed to assist people when exiting a building is classified as _____.
a. general lighting b. egress lighting c. wall-wash lighting d. accent lighting
UL Class R fuses have a short circuit interrupting rating of up to _____.
a. 50,000A b. 75,000A c. 125,000A d. 200,000A
A standards and testing organization that specializes in product safety is:
A) The Environmental Protection Agency - EPA. B) The National Fire Protection Association - NFPA. C) The Underwriters Laboratories - UL. D) The International Code Council - ICC.
One of the most common grounding systems used for protection against accidental electrical shock is the
_____. a. two-wire system b. three-wire system c. four-wire system d. five-wire system