Three Way Solenoid Valve Operation

solenoid valve
A solenoid valve is an electromechanical valve for use with liquid or gas. The valve is controlled by an electric current through a solenoid coil.
Valve that is actuated with a electromagnetic solenoid magnet. 2 possible variations, NC (naturally closed) which is closed when there is no current applied and NO (naturally open) which is open when no current is applied
A valve that uses an electromagnetic coil for actuation.

three way
Three Way is a 2004 film about a kidnapping plot, based on the pulp novel Wild To Possess by Gil Brewer, the film stars Dominic Purcell, Joy Bryant, Ali Larter, Al Israel, Dwight Yoakam and Gina Gershon. The film was released also with titles 3-way and Three Way Split.
Involving three directions, processes, or participants
tripartite: involving three parties or elements; "a tripartite treaty"; "a tripartite division"; "a three-way playoff"
A threesome is a form of group sex involving three people of any gender combination.

operation
A business organization; a company
a business especially one run on a large scale; "a large-scale farming operation"; "a multinational operation"; "they paid taxes on every stage of the operation"; "they had to consolidate their operations"
An active process; a discharge of a function
the state of being in effect or being operative; "that rule is no longer in operation"
(computer science) data processing in which the result is completely specified by a rule (especially the processing that results from a single instruction); "it can perform millions of operations per second"
The fact or condition of functioning or being active