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Questions and Answers
What is illuminated when an ENG Fire pb is released?
What information can be read on the Navigation Display (ND) with radar selected?
What systems are tested through the Fire test pb?
What is indicated by a red circle with a 'MAP NOT AVAIL' message on the ND?
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In which law is the message 'USE MAN PITCH TRIM' displayed on the PFD?
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Which surfaces are used for lift dumping?
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What is an additional external warning activated in case of an APU fire on the ground only?
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Where are the engine fire detectors located?
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What signals cause rudder pedal movement?
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What is the function of the TEST pushbutton in the engine fire protection system?
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If ELAC 1 and 2 have failed, which system provides pitch control?
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How many fire agent bottles are provided for each engine in the Engine and APU fire protection system?
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When Engine Fire pb is released out, which corresponding valves are closed?
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How is an APU fire on ground normally extinguished?
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When APU Fire pb is released out, which system is affected?
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How many fire detection loops does the APU fire detection system comprise?
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When the ENG Fire pb is released out, what aircraft systems are isolated?
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Is it necessary to use the APU shut off switch on the external power panel in case of APU fire auto extinguishing on ground?
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Study Notes
Fire Test Push Button
- When an ENG Fire pb is released, the squib lights are illuminated.
- The Fire test pb verifies the detection system loop circuit integrity and the squib circuits of the extinguishing system.
Fire Protection System
- The engine fire detectors are located on the fan, turbine, pylon, and core.
- The agent pushbutton is active when the corresponding "DISCH" light is on.
- The Engine and APU fire protection system includes 2 fire agent bottles for each engine and 1 fire agent bottle for the APU.
Engine Fire
- When the Engine Fire pb is released, the fuel crossfeed valve, LP fuel, and hydraulic fire valves are closed.
- The extinguishing system is controlled by the FDU.
- The systems isolated when Engine Fire pb is released are fuel, electricity, air, and hydraulic.
APU Fire
- When APU Fire pb is released, the APU generator is de-energized.
- The APU fire detection system comprises two fire detection loops.
- The systems isolated when APU Fire pb is released are fuel, air, and electricity.
- APU fire on ground is normally extinguished from the APU fire panel.
Flight Control
- Pitch direct law is a direct side stick to elevator relationship with AUTOTRIM operation.
- The THS is not available after loss of FAC 1 and 2.
- The PFD displays in amber the message "USE MAN PITCH TRIM" in Direct Law.
Lift Dumping
- Lift dumping is done using spoilers 1 to 4.
Rudder Pedal Movement
- Rudder pedal movement is caused by yaw damping signals.
Failure Scenarios
- If ELAC 1 and 2 have failed, pitch control is provided by the FAC's.
- If FAC 1 and 2 have failed, the rudder can always be controlled from the pedals.
- If SEC 1 or 2 have failed, the elevator and pitch trim are controlled by the other SEC.
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Description
Test your knowledge of Airbus aircraft systems, including navigation, display units, and warnings. This quiz covers various aspects of aircraft operations, including radar settings, navigation display units, and fire protection.
