NTSB chief Homendy said investigations of this magnitude take time amid reports that the captain cut the flow of fuel to the ...

The basics of pneumatic control valves Aug. 8, 2002 Directional valves such as Parker Hannifin's B3G-Series threeway (left) and four-way valves are often used to control pneumatic operations.

A preliminary report on the Air India Flight AI171 crash revealed a catastrophic engine failure just seconds after takeoff ...

The head of the US National Transpor­tation Safety Board said it's too soon to draw conclusions about what caused the deadly crash of an Air India jetliner following reports that the captain of the ...

3/2 valves or 3 port valves are directional control valves that manage the flow of compressed air in pneumatic systems. They work like a switch.

Engine fuel control switches are at the centre of the investigation into last month’s Air India plane crash, the preliminary ...

It is a complex system consisting of mechanical/electronic switches or knobs in the frontend. The backend of the system comprises one or more blower motors, actuators (for fresh air circulation ...