Type training · Boeing 777 B1.1 · ATA 54–57

Boeing 777 B1.1: Struts, Stabilizers, Windows and Wings (ATA 54–57)Type training questions & answers

Engine strut doors and attachment, stabilizer structure, flight deck windows and wing tanks.

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Sample Struts, Stabilizers, Windows and Wings questions with answers

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

  1. 1.What is the engine strut fire seal for?

    • A.Seals strut sides to reversers
    • B.Seals strut to upper fan case
    • C.Seals strut to fan cowls
    Show answer and explanation

    Correct answer: A. Seals strut sides to reversers

    It seals between the side of the strut and the thrust reversers. Ref AMM 54.

  2. 2.What is the strut firewall for?

    • A.Protecting the strut front from cold
    • B.Protecting the strut bottom from heat
    • C.Protecting the strut sides from heat
    Show answer and explanation

    Correct answer: B. Protecting the strut bottom from heat

    It prevents heat damage to the bottom of the strut. Ref AMM 54.

  3. 3.Where is the strut firewall?

    • A.On the side of the strut
    • B.On the reverser upper parts
    • C.On the bottom of the strut
    Show answer and explanation

    Correct answer: C. On the bottom of the strut

    The firewall is on the bottom of the strut. Ref AMM 54.

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Part of the Boeing 777 B1.1 type course

One chapter of the Boeing 777 B1.1 type course question bank, for the 777-200/-200ER with GE90, PW4084 or Trent 800 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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