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Questions tagged [airbus-a320]

The Airbus A320 family is a series of twin-engine, single-aisle passenger jets produced from 1987-present. Different versions can typically carry from 107 to 220 passengers.

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Why does the A320 use the rudder for lateral control in mechanical law?

When the Airbus A320’s flight control system is operating in mechanical law (the simplest and lowest-tech of the A320’s flight control laws, where deflections of the pilots’ joysticks are transmitted ...
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263 views

Is there less vertical space for an engine under the wing of a 737 Max than for an A320neo?

The source of this question is the understanding that the LEAP-1B couldn't fit under the wing of a 737 without changing its longitudinal position. But this wasn't the case with the design of the LEAP-...
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What are the three sources that are relayed to the brakes and steering control unit of an A320?

There is the sentence: Electrical signals from the three sources are relayed to the brakes and steering control unit (BSCU) and are computed into the nose steering angle. The question: What are ...
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How can I find which engines are used on the different A320 weight variants?

When looking in the type certificate for the different configurations of the A320, I found a lot (really, more than 50) weight variants listed. But none seemed to mention the actual engine paired with ...
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Why does the A320’s maximum allowable aileron deflection decrease, rather than increase, when the flaps are extended?

According to this answer to why the A320 uses mainly spoilerons for roll control during landing, rather than conventional ailerons, the ailerons can’t extend as far when the flaps are extended, for ...
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Does the ditching switch allow an A320 to float indefinitely?

I watched a documentary yesterday about the Hudson River ditching of US Airways Flight 1549. In the documentary, one of the investigators explained that the reason the water was entering so quickly ...
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161 views

What does a white diagonal line mean on an Airbus ECAM DU?

When my A321 powers up, the lower ECAM DU shows only a diagonal white line. What does it mean and what would be the fix?
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In normal condition, is the Airbus A320 APU fuel supplied by the main engine boost pump only?

I have a question relating to APU fuel system. As said in material, there are 2 system supplying fuel for APU to operate. 1st one is primary and 2nd one is secondary. In the 1st system or low ...
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What is that CFM56 with a toothed exhaust on an A321?

I stumbled upon a wikimedia picture and I saw something that I have not seen before: a CFM56 with a toothed engine exhaust. Can someone explain to me what engine variant that is? Source Author: ...
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781 views

What steps are needed to communicate with ATC on an A320?

In the description to this video, Captain Joe says that it took this inexperienced person 20 minutes to establish radio contact with ATC (in an A320 simulator). This seems like an awful lot of time ...
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Can a single engine on an A320 provide wing anti ice?

Can a single engine on an A320 provide wing anti ice for both wings in the air ?
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What are the dimensions of the A320's wingtip fences?

Does anyone know the size (relative to the wing) or have a schematic draw of these wingtip fences?
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What is the purpose of the pressure relief door fitted on the PW1127G-JM engines of the A320NEO?

Hey guys many times during my exterior walkaround I noticed on the A320NEOs that they have this pressure relief door and our SOP for the exterior walkaround states to check that this door is closed. ...
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What is the acceptable position of the brake wear indication for A320?

What is the acceptable position of the brake wear indication (PIN) for an A320 to be safely dispatchable?
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What does “ACFT MAX 65/7 ” means on lido charts?

What does "ACFT MAX 65/7" on the minima box means? I found out that its related to wingspan and some vertical distance, but I still didn't get the vertical distance thing !!
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What is in the A320 Smoke and Fume checklist?

What does the "Smoke and Fume Checklist" for the Airbus 320 series look like? Is it a printed item or is it on the ECAM screen?
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Air quality monitoring devices for a320

I looking for the air quality monitoring devices for a320. How do they look, where they located? thank you for the help
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281 views

Why do the A320's centre tank pumps stop working 5 minutes after the low level has been reached?

I'm new here and I'm in training course for Airbus A320. In the training material, it's said that the centre tank pumps are controlled to stop automatically 5 mins after the low level fuel has been ...
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What are the BUGS and RST buttons on the A320's ISIS for?

What is the BUGS and the RST function for the A320's ISIS for?
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Airbus A320 angle of attack protection priority

The A320 FCOM chapter 27 flight controls, normal law, protections, shows a diagram how the sidestick input is used when protections are active. When high angle of attack protection is active the side ...
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Airbus A320 automatic speed mode protection in SRS vertical mode

According to the A320 FCOM, capter 22 auto flight, flight guidance, the "automatic speed mode protection" of the auto flight system of the A320 disengages the flight directors upon reaching current ...
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Where are the black triangle'd seats? [duplicate]

There are two windows marked with a black triangle, which indicate that they provide the best view for the wing, when the crew needs visual. Since A320s are probably the most popular birds out there ...
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What is this small black rubber strip protruding out of the flap track fairing of the A320?

On the Airbus A320 wing there in whilst in flight a small black rubber strip protruding out of the flap track fairing. What is it please?
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Is it possible to totally override the flight computer on the Airbus A320-family (in simple non-technical terms)?

As I know, in the autopilot oriented airplanes like an A321 the plane doesn't let the pilots pitch down when the plane gets an over-speed warning. So what if the pitot-static system isn't working ...
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What is the drag (or $C_D$ vs $C_L$) of the Airbus A320 in cruise flight?

Is there any website or data-sheet that I can find drag of airplane for cruise conditions. $C_D$ vs $C_L$ graph is also acceptable. To be more specific I am searching drag values of A320 in cruise ...
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Where does the “APU Auto Shutdown” message appear?

I'm trying to find out if and where the "APU Auto Shutdown" message appears on the ECAM.
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172 views

How far does an A320 travel while climbing to / descending from cruise altitude? [closed]

I am trying to determine how far an A319, A320, and A321 travel horizontally while climbing to / descending from cruise altitude? Would anybody be able to help me calculate this?
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What is the unit for the oil quantity display in the Airbus A320 ECAM?

Is this image showing 18.5 liters or quart of engine oil?
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Under what conditions does the FWC give the PITCH PITCH aural call-out on the A320?

I wanted to find more detailed information about the PITCH PITCH aural call-out that the FWC gives out on the A320. However it is not listed in the FCOM. It would help alot to understand about this ...
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What is the “off-side engine generator” on an A320?

For the A320 family, is the "off-side engine generator" the same as the "emergency generator driven by the RAT"? I can't find the location of the "off-side engine generator" on the A320.
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481 views

Where is the APU fuel pump on the A320?

I'm looking for APU fuel pump location for A320 aircraft series. I'll be much appreciated if you provide a link to some images, schemes.
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Did these pilots break any regulations by hand-flying an A320 for most of the cruise?

A couple of days ago, I flew with a popular budget airline within Europe. The aircraft was an A320. It was also a brand new one (only in service since June 2018 and produces 15% less noise and fuel ...
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How much does it cost to install ULD loading systems on A320?

If an Airbus A320 transports bulk cargo and doesn't have a roller track system for ULDs, how much would it cost to install the roller track system to be able to work with ULDs? What is the estimated ...
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What is the total wing surface area of the A320?

I was trying to calculate the total area of an A320, and in this link I found the wing area and tail area. But here I read that the wing area is just the 2D projection of the wing. So if I wanted to ...
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What are the typical max range and max flight time (endurance) Mach numbers for the A320?

What are these speeds? Average numbers will be fine.
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How much does basecoat/clearcoat paint cost for an airline?

Suppose an airline with 15-20 A320 wanted to change the paint for the entire fleet, how much would it cost approximately? I need this for my thesis, but unfortunately, paint manufacturers I contacted ...
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Why is it not allowed to dispatch an Airbus A320 with an inoperative ELAC 2?

In the case of ELAC 2 failure, ELAC 1 will take over. However, it is not allowed to dispatch an Airbus A320 with an inoperative ELAC 2. Why is that?
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Can passenger weight shift cause a pitch shift in a commercial airliner? [duplicate]

If all of the passengers of an airliner, such as an A320, all moved to the front of the plane, like this, would it have the potential to cause the same result, (i.e. a change in aircraft pitch, ...
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Did Airbus bring back LAF (Load Alleviation Function) on A320s with Sharklets?

I have heard that the A320 no longer has LAF (Load Alleviation Function) except for really old ones, but I also heard that A320s with Sharkelts do have LAF. So is it true that Airbus got rid of LAF on ...
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259 views

What is the exact function of the battery automatic cutoff logic on ground for the A320?

I was reading in the electrical systems of the a320 FCOM and in one of the notes it stated that the batteries have an automatic cutoff logic which prevents them from getting completely discharged when ...
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472 views

Why does the A320 right aileron float on dual engine failure?

On this question for the A320 after dual engine failure it says: When the hydraulic power is lost, the right aileron is lost, and is in the upfloat position. Why would this affect only the right ...
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Do the FACs compute every speed value shown on the PFD speed scale, or only stall speed and maximum speed?

On an Airbus aircraft, the Flight Augmentation Computers (FACs) control the rudder and have windshear detection, and the FACs also are responsible for speed computations. I know the FACs continuosly ...
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Does the A320 Trimmable Horizontal Stabilizer automatically reset after landing?

Does the A320's Trimmable Horizontal Stabilizer (THS) automatically reset after landing? If so, is there any condition where it doesn't? And what about the rudder trim? I'm asking because I'm ...
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Can you disengage A320 autopilot with stick pressure?

I was recently reading that in most military jets, auto-pilot can disengaged without hitting the button, by applying 5lbs of pressure to sticks. Does this work in commercial airliners such as the ...
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Can a commercial aircraft theoretically reach 60,000ft? [duplicate]

As per this question: Altitudes above 60,000 feet are class E airspace. That means that, if you are lucky enough to have an aircraft that flies that high, once you get there you could ...
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What could the fuel pump failure have been that my flight experienced?

I was on an Easyjet flight (I think an A320), when mid-flight, I overheard a member of cabin crew tell another passenger there was a 'technical' issue with the aircraft, that might make us slightly ...
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542 views

What happens if an A320 goes to full throttle with the parking brake set? [duplicate]

The question is simple: what happens? Is the aircraft going to stay stationary, or will the engine power overcome the brakes? I'm assuming everything is fully functional. I know the FCOM says not ...
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What is TOGA LK in Airbus 320? How to come out of TOGA LK?

What is TOGA LK in Airbus 320? How to come out of TOGA LK? I see it comes in Windshear Escape Manoeuvre. How is it related to Alpha Floor.
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Why did this A320 stall protection demo not hold Valpha max?

This video is about the Airbus A320 High angle of attack protection At 4:54 - 5:13 why did it pitch down? I know it is trying to maintain Valpha max but if it would ...
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What is the A320's procedure for dual engine failure at very low altitude?

What is the procedure for a dual engine failure in an Airbus A320 (perhaps a large bird strike, since these engines only tolerate medium birds) at a very low altitude, shortly after takeoff (approx 1,...