Author: Anonymous

A ___ is a component of a refrigerant system that controls the flow of refrigerant into an evaporator.

The two types of pressure control are additive pressure control and subtractive pressure control.

Check valves are available as swing, lift, and spring check valves.

The ___ is a nongovernmental international organization that is comprised of national standards institutions of over 90 countries.

Dampers regulate draft by restricting the flow of air and/or the gases of combustion.

The two types of pressure control are additive pressure control and subtractive pressure control.

A(n) ___ is an absorption chiller system component that vaporizes the refrigerant and separates it from the absorbent.

Electric spark igniters are controlled by combustion safety control systems.

Return steam traps discharge condensate directly back to the boiler.

A general boiler room safety rule says that when performing a bottom blowdown, the quick-opening valve should be opened first and closed last.