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Problem with NGX autoflight

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  • Author

when i'm on ILS Approach with approach mode selected,VNAV disengages and SPD engages,if i want to stay on VNAV,what i'm suposed to do and which not?

Captain Hamzeh Farhadi

A320 TRI/TRE at Iran Air

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when i'm on ILS Approach with approach mode selected,VNAV disengages and SPD engages,if i want to stay on VNAV,what i'm suposed to do and which not?

 

If you are on ILS approach, G/S mode active, G/S ground transmitter signal is good, then don't turn on VNAV.

If you want to stay on VNAV, don't are approach mode then.

 

what about honeywell mcp?whit "thing"does work like ALT INTV?

 

Use ALT INTV button on both honeywell and rockwell collins MCPs. Of course, you can reengage VNAV also.

  • Author

IranAir sir,not a great airline but a country that invite you to a real challenge!

 

i thought 737 could land with FMC managed Speed,such that not!

Captain Hamzeh Farhadi

A320 TRI/TRE at Iran Air

i think you have to READ your philosophyagain!

 

Hi sir,

 

These friendly folks are only trying to help. Please be polite so we can keep this a friendly atmosphere. Also, PMDG Forum rules require a full name as a signature. Thank you.

Sincerely,

Chase 

 

My 2017 Build: Liquid Cooled i7 7700K CPU idle @ 4.2GHz | MSI GTX 1080 Gaming X 8G | 16GB's DDR4 4000 RAM | ASUS 27" 144hz Gaming Monitor | MSI Z270 M7 Motherboard  | Windows 10 | Samsung 960 EVO M.2 500GB SSD

IranAir sir,not a great airline but a country that invite you to a real challenge!

 

i thought 737 could land with FMC managed Speed,such that not!

 

Sure it can. That's one reason why you need to select the flaps setting

in the FMC for the approach and landing. It then decides the Vref speed to be used,

taking into consideration the winds, etc..

Unless I'm missing something here.. :/

Mark Keith

  • Author

i select Flap and VREFF,but it disengaes itself!

Captain Hamzeh Farhadi

A320 TRI/TRE at Iran Air

i select Flap and VREFF,but it disengaes itself!

It's normal. It should change to SPEED and then you should also move MCP speed dial knob to your VREF +5kts (depending on the wind) speed.

If you are having trouble understanding autoland logic, you should ask Boeing. The autoland procedure provided in NGX Tutorial 1 is exactly how most of us do it.

Dmitrij Nazarenko

sorry FLEX1978,but i am a real life A-320 pilot with 3500 hours on this plane and i'm talking about ALT manage,it pays attention to ALT CNSTR and manages VS and SPD manage holds MCDU's desired speed!i think you have to READ your philosophyagain!

lasnubes,i just say airbus's story is very easy and friendly!and airbus's order and delivery was much more than boeing's since 2000!

 

All real life A320 pilots understand that Airbus and Boeing are 2 very different planes that require totally different training sessions. But both A320's and 737's can do the same things that either ATC or Nav Charts require, they just sometimes achieve it differently. Both Airbus and Boeing are successful aircraft companies. I believe that Boeing planes make pilots more a part of what the plane is doing on purpose. During the Approach and Departure, Boeing planes offer a totally automated possiblility, but reality usually requires pilots to adjust that automation to conform to the weather, traffic, and emergencies. Too much automation at this point is not practical during departure and approach. Since we are flying the PMDG 737 NGX here, we need to fly the 737 as outlined in the manual, not fly the 737 like we would fly the A320.

 

I could ask a few hundred questions here on the fourm about how to do something in the 737 , but I just go to the manual and get my question answered pretty fast and that lesson sticks better because I took the time to read all about it ( true facts - not possibly somebodys guess), and do it in practice and know its the correct way.

 

Even all this talk about totally automated personal aircraft, will never be totally practical because the weather can very quickly become extremely violent. There is always going to be a time when one must take the control of the aircraft away from the computer. I guess we will see how smart computers will get.

 

I look foreward to an awesome simulation of an A319- A380 to learn those systems, but until then the NGX is filling my bill of realistic home PC simulation :-).

Paul Racines

Hear hear! Couldn't have said it better myself Paul!

Matteo Capocefalo MED1473

Matteo Capocefalo

MED1473

  • Commercial Member

I could ask a few hundred questions here on the fourm about how to do something in the 737 , but I just go to the manual and get my question answered pretty fast and that lesson sticks better because I took the time to read all about it ( true facts - not possibly somebodys guess), and do it in practice and know its the correct way.

 

Agreed - 100%.

Speaking from experience, unless you have thick skin, be careful with references to the manual. I'm still recovering from my cuts and burns from my last "read the manual" comment and I even told them where in the manual to find it. Apparently it's mean to tell people to go read something instead of simply parroting (or attempting to parrot) the answer here.

Kyle Rodgers

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