United B744 near San Francisco on Aug 3rd 2013, engine high vibrations

Last Update: August 5, 2013 / 16:08:50 GMT/Zulu time

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Incident Facts

Date of incident
Aug 3, 2013

Classification
Incident

Airline
United

Flight number
UA-863

Departure
San Francisco, United States

Destination
Sydney, Australia

Aircraft Registration
N197UA

Aircraft Type
Boeing 747-400

ICAO Type Designator
B744

A United Boeing 747-400, registration N197UA performing flight UA-863 from San Francisco,CA (USA) to Sydney,NS (Australia) with 348 passengers and 18 crew, was climbing out of San Francisco when the crew stopped the climb at FL220 and entered a hold reporting that they had extremely high vibration indications on the #4 engine (PW4056) during the initial climb, the engine was still running at low thrust. The aircraft dumped fuel while holding at FL220 and returned to San Francisco for a safe landing on runway 28L about 90 minutes after departure.
Aircraft Registration Data
Registration mark
N197UA
Country of Registration
United States
Date of Registration
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Manufacturer
BOEING
Aircraft Model / Type
747-422
Number of Seats
Gpg Subscribe to unlock
ICAO Aircraft Type
B744
Year of Manufacture
HAll Subscribe to unlock
Serial Number
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Aircraft Address / Mode S Code (HEX)
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Engine Count
L Subscribe to unlock
Engine Manufacturer
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Engine Model
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Engine Type
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Pounds of Thrust
feji Subscribe to unlock
Main Owner
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Incident Facts

Date of incident
Aug 3, 2013

Classification
Incident

Airline
United

Flight number
UA-863

Departure
San Francisco, United States

Destination
Sydney, Australia

Aircraft Registration
N197UA

Aircraft Type
Boeing 747-400

ICAO Type Designator
B744

This article is published under license from Avherald.com. © of text by Avherald.com.
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