Boilers Flashcards
What does an aquastat do?
It senses the waters temp and tells the burner when to start and stop.
What is a backflow valve?
A safety device that allows water to flow in a single direction only.
What does a circulator pump do?
It pushes hot water or steam from the system ti heat the distributors.
What is an expansion tank?
A small tank off the main boiler that helps protect the system from excessive pressure.
What is the safety valve?
A component used to automatically open if the pressure within the boiler exceeds a certain threshold.
What is the safety shut off?
A component used to automatically shut off the fuel source during critical safety times?
What is the superheater?
An accessory to residential boilers; a component used to remove excess moisture from the steam by raising it above its saturation point to avoid turbine damage.
