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The "City of Everett", is a Boeing 747, registered as N7470, that was built by Boeing as the prototype of the type.The aircraft rolled off the assembly line on September 30, 1968, and had its first flight on February 9, 1969.
The Boeing 747-400 is a large, long-range wide-body airliner produced by Boeing Commercial Airplanes, an advanced variant of the initial Boeing 747.The "Advanced Series 300" was announced at the September 1984 Farnborough Airshow, targeting a 10% cost reduction with more efficient engines and 1,000 nautical miles [nmi] (1,900 km; 1,200 mi) of additional range.
Precision Manuals Development Group was founded by Robert S. Randazzo, Senior Developer, in January 1998. Originally conceived as a small technical publishing company, PMDG's first product, the 747-400PS1 User's Guide was released in February 1998, to assist non-pilots with mastering the aircraft.
United Airlines Flight 811, which suffered an explosive decompression mid-flight on February 24, 1989, led the National Transportation Safety Board (NTSB) to issue a recommendation that the Boeing 747-100 and 747-200 cargo doors similar to those on the Flight 811 aircraft be modified to those featured on the Boeing 747-400. Korean Air Lines ...
This Boeing 747-451 [Note 1] was the first 747-400, an improved version of Boeing's successful jumbo jet. The aircraft was the 696th Boeing 747 built and carried manufacturer's serial number 23719. [citation needed] Final assembly began at the Boeing Everett Factory, the longtime site of 747 production, in September 1987. Assembly was completed ...
On June 28, 1998, United Airlines Flight 863, a Boeing 747-400 flying United's regularly scheduled transpacific service from San Francisco International Airport to Sydney Airport was forced to shut down one of its right-wing engines and nearly collided with San Bruno Mountain while recovering from the engine failure.
Modern aircraft with MSG-3-derived maintenance programs employ usage parameters — such as flight hours, calendar time, or flight cycles — for each required maintenance task included in the MRBR aimed to avoid and/or timely correct certain failures of an aircraft systems and parts thereof.
Pratt & Whitney faced difficulties with the JT9D design during the Boeing 747 test program. Engine failures during the flight test program resulted in thirty aircraft being parked outside the factory with concrete blocks hanging from the pylons, awaiting redesigned engines. Boeing and Pratt & Whitney worked together in 1969 to solve the problem.