Type training · Airbus A320 family B1.1 · ATA 26

Airbus A320 B1.1: Fire Protection (ATA 26)Type training questions & answers

Engine and APU fire detection and extinguishing, avionics, cargo and lavatory smoke detection.

Start practising →66 questions · free preview available

Sample Fire Protection questions with answers

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

  1. 1.How many fire detection loops does each A320 engine have?

    • A.Two identical loops, A and B, in parallel
    • B.One loop with a separate overheat switch
    • C.Three loops, one for each fire zone
    Show answer and explanation

    Correct answer: A. Two identical loops, A and B, in parallel

    Each engine and the APU has two identical loops in parallel, monitored by a Fire Detection Unit.

  2. 2.In which areas of an A320 engine are the fire detection elements fitted?

    • A.Fan case, core engine and pylon
    • B.Fan case, gearbox and exhaust nozzle
    • C.Core engine, wing root and pylon
    Show answer and explanation

    Correct answer: A. Fan case, core engine and pylon

    Loops A and B each have detector elements in three areas: the fan case, the core engine and the pylon.

  3. 3.How many fire extinguisher bottles are fitted for each A320 engine, and where?

    • A.Two, in the aft cargo bay
    • B.Two, in the engine pylon
    • C.One, in the wing root fairing
    Show answer and explanation

    Correct answer: B. Two, in the engine pylon

    Each engine has two bottles in its pylon, discharged by the AGENT 1 and AGENT 2 pushbuttons.

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Part of the Airbus A320 family B1.1 type course

One chapter of the Airbus A320 family B1.1 type course question bank, for the A318–A321 with IAE V2500-A5 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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