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What is the difference between 737 ng and Max?
The MAX has a CFM LEAP-1B fan with a 69.4 inch fan diameter. It will have a 11-12% reduction in fuel burn and 7% reduction in operating cost compared to the NG. The nacelle and pylon will cause the engines to project further forward than the CFM56-7BE on 737NG.
What changes have been made to Boeing 737 Max?
Have you made other changes to the 737 MAX?
- Enhancing the flight control computer software to provide for more cross-checking between flight control computers.
- Providing for modification of and greater separation in some wiring to satisfy regulator requirements.
Does Boeing still use MCAS?
The Federal Aviation Administration approved Boeing’s request to remove a description of MCAS from the aircraft manual, leaving pilots unaware of the system when the airplane entered service in 2017. The FAA began requiring all MAX pilots to undergo MCAS-related training in flight simulators by 2021.
Is the Boeing 737 NG safe?
By endorsement of the FAA, Boeing and its pilots, the 737 MAX has been determined as safe to fly. With better, more comprehensive training, MAX pilots are now informed and equipped to fly the plane more safely than they were before.
What is the status of the Boeing 737 MAX?
Boeing’s 737 Max is back in service in most of the world, but China remains a holdout. Plus: Everything you need to know about the aircraft. The Boeing 737 Max 8. Two years after it was banned from flying passengers, the Boeing 737 Max has been cleared to return to the skies in much of the world.
What are the stabilizer cutout switches on a 737 MAX?
The Boeing 737 MAX has stabilizer cutout switches marked as PRI (left) and B/U (right). With the MAX, Boeing added MCAS to the existing STS functionality.
How does the horizontal stabilizer work on a 737?
The horizontal stabilizer is positioned by a single electric trim motor controlled through either the stab trim switches on the control wheel or autopilot trim. The stabilizer may also be positioned by manually rotating the stabilizer trim wheel.
What’s the right switch on a Boeing 737?
The Seattle Times found that the left switch on the 737 NG model is capable of deactivating the buttons on the yoke that pilots regularly press with their thumb to control the horizontal stabilizer. The right switch on the 737 NG is capable of deactivating just the automated controls of the stabilizer.
Can a stabilizer be trimmed with electric trim?
The stabilizer can still be trimmed with electric trim switches on the control wheel or manually with the hand crank. Turning off the left switch disables the electric trim on the control wheel.