| http://www.w3.org/ns/prov#value | - In addition, currently known 3-way solenoid operated valves are occasionally subject to failure or fail to perform in the manner intended as a result of pressure fluctuations in the source of pressurized fluid to the solenoid actuator for the 3-way valve, resulting in the 3-way valve failing to move from a first position, such as a closed position, to a second or open position.
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