On rack system controls, why are compressors “stepped” to stop or start?
a. To match which compressors should be running to the load on the rack.
b. To bring on compressors according to the discharger pressure.
c. To prevent wearing out all the compressors at one time.
a. To match which compressors should be running to the load on the rack.
You might also like to view...
A proactive accident prevention program demands that _____.
a. appropriate inspection follow-up times are established b. acceptable levels of risk determine all unsafe acts c. control of hazards be reported to regulatory bodies d. hazards be identified before they become an accident
The term used to describe the direction of configuration of the predominant surface pattern is:
a. surface texture b. surface roughness c. surface waviness d. lay
When products need to be cooled during flight, ice or ____________________ is used.
Fill in the blank(s) with the appropriate word(s).
A ____________________ is an area the size of one square mile
Fill in the blank(s) with correct word