12th Grade 2A672 Quizzes, Questions & Answers

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A person aiming to become aerospace ground equipment journeyman is charged with diagnosing any malfunctions and repairing the equipment. Before they assign a person to repair the equipment they should ensure that they perform...

Questions: 80 | Attempts: 2668 | Last updated: Mar 19, 2025

Sample Question 1
During operation of the EPU-6/E frequesncy converter it is determined that E and F pin voltage in not needed for the aircraft. The operator places the Loop/bypass/28 V to aircraft switch to what position?

28 V to aircraft

Neutral

Bypass

Loop

Sample Question 2
Which of the following components provides 525 VAC to the control transformer of the EPU-6/E frequency converter?

Input auto transformer

Output auto transformer

Input phase sequence transformer

Output phase sequence transformer

Sample Question 3
What EPU-6/E components receive potential directly from the input auto transformer?

Analog board and alarm display

Control transformer and voltage control

Input circuit breakers and display power supply

SCR voltage regulator and phase sequence transformer

12th Grade 2A672 Quizzes, Questions & Answers

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