Can 747s really use flaps even with total hydraulic loss and if so …
2021年11月23日 · Yes, the 747 has an electric motor that can move flaps (to answer your question). And yes other Boeings have it as well. The 747 leading edge flaps are …
Boeing 747 - 8 Walk Around Guide Flashcards - Quizlet
• Ailerons and trailing edge flaps in acceptable condition. • Check tyres and brakes for acceptable condition and chocks in place as needed. If the parking brake is set, the brake wear indicator …
Boeing 747-400 Standard Procedure's Guide - smithplanet.com
Flaps 20 is the standard flaps setting for takeoffs in the 747. You can also use flaps 10, but it will take longer for you to get airborne. Press LSK 1R, 2R, and 3R to verify your V1, VR, and V2 …
747-400 Flap Settings - Airliners.net
2005年3月27日 · Flaps 10 or Flaps 20 are the takeoff settings on the -400. The selection of flaps may be driven by company procedures, temp, runway length, obstacles. The list is endless.
Altn Flaps - Airliners.net
2000年5月17日 · I think the 747 is similar, but the ALTN (Alternate) FLAP on the B757 is an electric system used to power the flap PDU's (Power Drive Units) to extend either/both …
Airline Landing Procedures - Flap and Gear Schedule - 744 Forum
2017年3月27日 · I have heard that many airlines that operate the 747-400 call Flaps 20 & Gear Down at the same time to offset the drag from the gear with the additional lift from the …
Boeing 747-400 Tutorial - wiki.flightgear.org
Ensure that the flaps are up and that the gear position handle is in the DOWN position. This is also the time to perform your external walk around to inspect all flight control surfaces. We will …
EXTERNAL WALK AROUND BY PF COMPLETED BATTERY SWITCHES ALL ON DC GENS ON EXTERNAL POWER AS REQUIRED COCKPIT LIGHTS AS REQUIRED ALL SCREENS …
Boeing 747 Flaps - Aircraft engineering | Eng-Tips
2002年9月13日 · What if I increased the trailing edge flaps to 50%? If I'm not worried about drag, or resultant pitching or hinging moments, are there other consequences in having such a large …
744-flap 25 / 30 when to use? - PMDG General Forum - AVSIM
2006年2月10日 · Some ailines, such as Qantas, use flap 30 for all 747-400 landings to provide a slower approach speed and therefore a shorter runway stopping distance. LH recommends …
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