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Setting Trim B737NG

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Hi,Could somebody please tell me how I set the Trim as I've looked through documentation and can't find anything? Or don't you have to Trim the B737NG like you do the B747 and MD11.ThanksJason Thompson

Jason Thompson

Hi,Could somebody please tell me how I set the Trim as I've looked through documentation and can't find anything? Or don't you have to Trim the B737NG like you do the B747 and MD11.ThanksJason Thompson
Hi Jason,Flying in manual mode (autopilot OFF) you trim the NG 1- just like any FS aircraft (Num Pad 1 and 7 or top/end keys) or2- with the trim wheel (on the throttle console) in VCWith autopilot ON, the AP will take care of the trim.Regards,Bruno

In addition to what Bruno said above, if you're asking whether setting is required to complete the preflight, the answer is no, the FMC will set it automatically to a value of approx. 5.hope this helps

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Guys,Thanks that has answered the question and now I know and don't need to worry about triming the aircraft.RegardsJason

Jason Thompson

In addition to what Bruno said above, if you're asking whether setting is required to complete the preflight, the answer is no, the FMC will set it automatically to a value of approx. 5.hope this helps
The FMC gives a recommended value to set the trim but I am fairly certain it is not automatically set. You still need to go to the throttle window and ensure the trim is set appropriately as outlined in the checklist.

George Morris

 

Boeing777_Banner_BetaTeam.jpg

The FMC gives a recommended value to set the trim but I am fairly certain it is not automatically set. You still need to go to the throttle window and ensure the trim is set appropriately as outlined in the checklist.
I think George is right and, in PMDG's NG, the trim value is not computed by the FMC. Anybody disagrees with that?Bruno

Always 5.5 in the PMDG-737. It must be an average value. I am afraid the calculation it is not modelled in the 737. However the PMDG-747 FMC calculates different values depending on aircraft weights and takeoff flaps.

signed: José Luis

Always 5.5 in the PMDG-737. It must be an average value. I am afraid the calculation it is not modelled in the 737. However the PMDG-747 FMC calculates different values depending on aircraft weights and takeoff flaps.
Following is from the manual:CG: As described earlier, CG and Trim settings described within the FMC are not yet functional within the PMDG FMC. Future updates are planned to bring these capabilities online in a realistic fashion.I thought one of the service updates changed this, but it was a long time ago in a galaxy far far away... :( When I get home, I will see if I can track anything down and post if I find something.

George Morris

 

Boeing777_Banner_BetaTeam.jpg

The FMC gives a recommended value to set the trim but I am fairly certain it is not automatically set. You still need to go to the throttle window and ensure the trim is set appropriately as outlined in the checklist.
Agreed with everthing said above.Yes, since CG isn't really modelled, that's what I meant by "automatically set", maybe "computed" is more appropriate. :(

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