Stack Exchange Network

Stack Exchange network consists of 175 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.

Visit Stack Exchange

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.

3
votes
1answer
113 views

What are those buttons pushed after thrust is set to max

If you see this video at 0:42 you will see both of the pilots pushed a button on the front panel. can someone tell what that is and what it does?
6
votes
0answers
84 views

Why is the speedbrakes rate of retraction 25 seconds when used at speeds greater than 315 knots/.75 Mach on the A320?

While I was routinely reading the FCOM normal procedures I came across a note with regard to the speedbrakes retraction time going up to 25 seconds when we use them at speeds at or over 315 knots / ....
1
vote
0answers
35 views

737 ACP GPWS volume control?

So, I was sitting in the front rows of an A320 and could obviously hear the AP disconnect. But I could not hear the GPWS altitude and RETARD callouts. I assume this is because the pilots set the GPWS ...
13
votes
1answer
436 views

Why is the 737 so low?

Why does the Boeing 737 sit so low on its wheels compared to the Airbus A320?
-1
votes
1answer
125 views

Does the a320 neo have anything like MCAS? [duplicate]

I am trying to book a flight that will be on an A320 NEO. Does this have any 'new' systems or features, like the MAX MCAS system? I'm asking this question also because one airline has just grounded ...
1
vote
2answers
81 views

What is the THS deflection speed?

Let's restrict this question to best sellers airliners (A320 and B737). On this aircrafts, the THS is used for pitch trim. The speed requirements may not be has intense as for elevator as it control ...
0
votes
1answer
71 views

How to disable GPWS in a 737NG just like how the Airbus can?

The Airbus planes have a feature where the GPWS can be disabled. But I cannot find any switch in the 737NG cockpit to disable the GPWS.
5
votes
2answers
2k views

Did A320 NEO need an equivalent to 737 MAX MCAS because of its bigger engines?

We read that MCAS on the Boeing 737 MAX was needed because of the new, bigger, heavier engines of the MAX compared to the previous 737 versions. The closest equivalent to MCAS on the Airbus A320 NEO ...
3
votes
1answer
191 views

On an A320, will the aircraft compensate for constant pilot rudder input?

As I understand from answers to the question What does rudder input control in normal law in an A320?: the rudder deflection is the result of the sum of pedals input and plane's FBW command in normal ...
8
votes
1answer
522 views

Why does the flight controls check come before arming the autobrake on the A320?

As per SOP on the A320 we first perform the flight controls check and then arm the autobrake to max. What is the reason behind this?
7
votes
1answer
247 views

Why would the outer tanks fuel on the A320 be colder than the inner tanks?

I have noticed in a number of instances during long flights typically over 5 hours the fuel in the outer tanks on the A320 are colder than the fuel in the inner tanks. This goes against the system ...
4
votes
2answers
250 views

What does rudder input control in normal law in an A320?

I understand form documentation that in normal law, pedal input is not necessary to keep coordinated flight. It is merely said that using the pedals is not necessary. Later in the documentation it is ...
3
votes
0answers
55 views

Is it possible to selectively deactivate alarms? [duplicate]

My question is restricted to Airbus an Boeing's best sellers, namely the A320 and the B737. If relevant, answer can be extended to other types. In those aircraft, there are multiple possible alarms (...
5
votes
1answer
293 views

What is the trim wheel behavior on the A320 family?

The Trim Wheel in the A320s usually is moving by itself, representing the current stabilizer position (or rather command). Before takeoff I believe it is set by hand to set the takeoff trim. During ...
1
vote
1answer
209 views

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 ...
4
votes
1answer
471 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-...
1
vote
1answer
65 views

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 ...
2
votes
1answer
57 views

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 ...
4
votes
1answer
181 views

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 ...
20
votes
3answers
5k views

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 ...
2
votes
1answer
185 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?
4
votes
1answer
195 views

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 ...
17
votes
2answers
1k views

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: ...
4
votes
1answer
813 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 ...
6
votes
1answer
388 views

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 ?
0
votes
1answer
161 views

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?
3
votes
1answer
233 views

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. ...
0
votes
1answer
170 views

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?
0
votes
0answers
342 views

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 !!
1
vote
0answers
154 views

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?
1
vote
1answer
101 views

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
3
votes
1answer
342 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 ...
0
votes
1answer
360 views

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?
4
votes
0answers
567 views

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 ...
1
vote
0answers
482 views

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 ...
2
votes
0answers
105 views

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 ...
3
votes
2answers
442 views

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?
3
votes
1answer
574 views

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 ...
0
votes
0answers
155 views

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 ...
2
votes
1answer
407 views

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.
1
vote
1answer
220 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?
4
votes
1answer
1k views

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?
0
votes
2answers
374 views

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 ...
3
votes
2answers
180 views

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.
4
votes
1answer
594 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.
10
votes
2answers
1k views

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 ...
0
votes
0answers
79 views

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 ...
1
vote
4answers
945 views

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 ...
1
vote
1answer
311 views

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.
3
votes
0answers
163 views

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 ...