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No TRK or Heading Hold on Take Off , airborne below 400 feet

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 Mr Ryan. Your aggresive and non sense coments to my post were already politelly forgotten.

 

That's some rank hypocrisy right there.

 

How about getting some proper proof of what you're saying, because all you've come up with so far is conjecture and a link to a pprune thread which if anything (see post #10) suggests that you CANT engage HDG/TRK below 400ft.

Jordan Forrest

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  • Author

Read the line above, Mr  Flamin_squirrel

Just to clarify, because I also messed up, Vpira is absolutely correct.

The only time roll modes are inhibited below 400' is when you select TOGA above 80kts and below 400 feet.

My mistake.

 

G550, I had a look on the official B777 Honywell FMC manual, but couldn't find souch a capability.

Where did you find that extract?

Always interesting to know

It's from a company specific manual. It's from a U.S. airline

Guys, if you look at my company specific takeoff procedures I posted on page 1, you will see it clearly shows/states LNAV will engage at 50ft if armed. You may need glasses to read it. That's from a U.S. airline. I didn't believe it would either until I read the procedures to confirm what vpira posted. He is correct.

Read the line above, Mr  Flamin_squirrel

 

Great. Why didn't you just do that in the first place instead of arguing then?

Jordan Forrest

  • Author

Why didnt they check my info-request , before coming with those empty preaching about the importance of hand flying and airline-country related issue? I never mentioned any country, religion, airline, or any other type of particular use of their product.

 

The person in charge, Mr Ryan, was representing PMDG, and instead of checking beforehand my info, he gave me a nasty reply. In my point of view this is not the way you talk to your costumers. I felt disrespected, at least. Maybe he was born after I was already flying a B airplane in the left seat, just maybe. Therefore, the lack of public relations skills.

 

I regard PMDG as a very professional company, however, I will be very cautious from now on before trying to help their product. The company is excellent, some people there, not that much.

 

Have a good day Mr Flamin_Squirrel.

 

Vpira

Why didnt they check my info-request , before coming with those empty preaching about the importance of hand flying and airline-country related issue? I never mentioned any country, religion, airline, or any other type of particular use of their product.

 

The person in charge, Mr Ryan, was representing PMDG, and instead of checking beforehand my info, he gave me a nasty reply. In my point of view this is not the way you talk to your costumers. I felt disrespected, at least. Maybe he was born after I was already flying a B airplane in the left seat, just maybe. Therefore, the lack of public relations skills.

 

I regard PMDG as a very professional company, however, I will be very cautious from now on before trying to help their product. The company is excellent, some people there, not that much.

 

Have a good day Mr Flamin_Squirrel.

 

Vpira

 

It wasn't anything personal. Look at it from their point of view; how many people claim something's broken, then it turns out that it was because they did something wrong, or because they don't understand how it operates, or didn't didn't read the manual?

Jordan Forrest

  • Author

By the way, the TOGA button when pushed between 50 feet and 400 feet is not correctly modeled as well.  It should inhibit any other roll mode until 400 feet.  Actually it is possible to re-engage LNAV below the 400 feet ( what is not correct )

 

Here goes the reference: FCOM - Automatic Flight - Controls and indications - page 4.10.20 - June , 15, 2012

 

Please PMDG, correct this and the TRACK - HEADING  feature in your next SP.

 

Regards

 

Vpira

By the way, the TOGA button when pushed between 50 feet and 400 feet is not correctly modeled as well. It should inhibit any other roll mode until 400 feet. Actually it is possible to re-engage LNAV below the 400 feet ( what is not correct )

 

Here goes the reference: FCOM - Automatic Flight - Controls and indications - page 4.10.20 - June , 15, 2012

 

Please PMDG, correct this and the TRACK - HEADING feature in your next SP.

 

Regards

 

Vpira

Your best bet is to raise a support ticket, just incase this thread is missed.

Jordan Forrest

  • Author

I will wait to see if PMDG is going to answer.

 

If not, the way is the ticket.

 

Thank you F_S

 

Cheers

 

Vpira

  • Author

Just to correct my thread, when pushing TOGA buton , airborne , between 50 and 400 feet, one should get  THR REF / TOGA / TOGA 

 

What we have now is THR REF / TOGA / VNAV,    what is not correct.

 

Hello PMDG, anybody home?

  • Author

Hello folks from PMDG.

 

Are you going to correct this problem in the next revision or not ?

 

This is from your product description page. Actually it does not reflect the reality.....

 

Autopilot - brand new PMDG autopilot created for the 777 that replicates the precise yet smooth feeling you get from the real thing. Created with hours of video taken in the real airplane and actual 777 full flight simulator flying experience.

 

Vpira

  • Commercial Member

 

 


Are you going to correct this problem in the next revision or not ?

 

The forum is not the right place to make these requests as they're not guaranteed to be seen.  The correct avenue is via support.precisionmanuals.com.

 

Additionally, you'd get a lot better of a response from people if you weren't so abrasive.  Awkward coming from me, I know, but when I'm making a request of someone I tend to avoid sounding accusatory.  People are more apt to help when they don't feel accused or irritated by your request.

 

There's a huge difference between:

FCOMv234 11.43.237 states:

"[The plane should behave this way.]"

This is currently not the case.

 

...and:

 

The plane isn't working correctly.  You state it's supposed to be as precise and smooth as the real thing, when it isn't.  FCOMv234 11.43.237 states that it should do this, but you haven't modeled it that way.  You should fix that.  Are you going to fix that?

 

Same message.  Different delivery.

The latter message is more likely to irritate most anyone who would need to respond to it.  Why?  The latter makes it seem like you're attacking them.  The former makes it seem like you're attacking the issue together.  Psych 101.

Kyle Rodgers

One of my wives was an air traffic controller that went to TERPS school and I learned how terminal instrument proceedures are designed. Very interesting to a new instruments rated pilot. The departure is designed to provide obstical clearance on runway centerline to 400 feet for worst case scenarios. The minimum climb rates are a very important part of the procedure, if your engine out climb will not meet the published miniums then you must decline the procedure and clearance delivery will provide you an alternative.

Dan Downs KCRP

  • Author

Mr Scandinavian, the first time I reported the problem , the official reply was about keep hand flying and bla, bla, bla, instead of just checking my info. And it sounded very unpolite, as well. I am just keeping the same level of conversation.

 

They have to respond, not only for me, but for the whole community of costumers. We all deserve an answer. The more they wait, the worse it gets.

 

Mr Downscc, among other places, for instance, try to request a SID from Zurich , runway 14, that meets your engine out climb gradient. Sorry to inform you that there is none. The minimum is 9.5% until 2500 feet.  Considering 180 kt as V2, it will be 1700 ft/min.  Just impossible to attain.   That's why ALL the commercial companies publish, some with the agreement of the country Aviation agency, an Engine out procedure.

 

But this is not the case here.  We are talking about 2 Autopilot features that are not in line with BOEING aircraft. Availability of TRK-HDG select below 400 feet and the TOGA inhibiting any other roll mode when airborne below 400 feet.  The wings are flexing, the rivets are all there,even the turnaround time was modelled, but the Auto Pilot is not correct.

 

Maybe the regular simmer doesnt bother about it, but the RW pilots that bought and want to use this product as it is in the RW are going to feel suspicious about its reliability as it was advertised.

 

Vpira

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