ABF test 3(Phase 2) Flashcards
Allows flow in one direction
One way check valve
Supports disc. Held by the hinge pin
Arm
Supports the arm and disc in the body
Hinge pin
Prevents the disc from jamming in the open position
Angle plug
To actuate, control and limit the travel of gate and manifold type valves electrically
Limitorque valve
Operates unit electrically
drive motor
Operates unit manually in case of motor or power failure
Hand wheel
Actuated the traveling nuts, rotates nut on the valve stem to lower or raise the valve stem
Drive sleeve and stem nut
Actuates torque switches during motor operation
Torque actuating shaft
Predertermined amount of torqued
Belleville spring
Two switches
Torque limit switches
Two switches, actuate upper and lower limit switches
Traveling nuts
3 switches, actuated by the upper traveling nur
Upper limit switches
Must be manually reset, de-energizes the drive motor at a predetermined overcurrent
Overload Relay
Enables the operator to remotely monitor pump and valve status, tank levels, filter/separators status, and the presence of JP-5 and water in fuel tanks
Purpose of tank level indicating and control system