Type training · Boeing 767 B1.1 · ATA 74, 80

Boeing 767 B1.1: CF6-80C2 Ignition and Starting (ATA 74, 80)Type training questions & answers

Air sources, starter and starter valve, start sequence and messages, exciters, igniters and motoring.

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Sample CF6-80C2 Ignition and Starting questions with answers

Three questions from the free preview. Think of your answer first, then open the explanation.

  1. 1.Which rotor does the 767 CF6-80C2 pneumatic starter turn?

    • A.N1
    • B.Both N1 and N2
    • C.N2
    Show answer and explanation

    Correct answer: C. N2

    The starter turns the N2 rotor through the gearbox and the horizontal and radial drive shafts.

  2. 2.Which pneumatic sources can start a 767 engine?

    • A.Ground cart or APU only
    • B.Cart, APU or cross bleed
    • C.The APU only, in all cases
    Show answer and explanation

    Correct answer: B. Cart, APU or cross bleed

    Air can come from a ground cart, the APU or cross bleed from the operating engine.

  3. 3.How many independent ignition circuits does each CF6-80C2 have?

    • A.Three
    • B.Two
    • C.One
    Show answer and explanation

    Correct answer: B. Two

    Two electrically and physically independent circuits, each with an exciter, lead and igniter plug.

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Part of the Boeing 767 B1.1 engine and APU course

One chapter of the Boeing 767 B1.1 engine and APU course question bank, for the 767-300 with GE CF6-80C2 engines, written in our own words for revision. Your type course and the aircraft maintenance manual stay the authority: limits and procedures can differ between airframes and operators.

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