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When climbing through FL120, the crew heard a loud bang followed by severe vibration. The Number 2 engine instruments indicated an EGT of 990 degrees and a vibration indication of 5 (most severe indication). The engine was shut down as per the checklist and the aircraft was returned for a safe landing. The engine was removed and failure of the Number 4 bearing identified as the cause of the malfunction.
Download Final Report
[ Download PDF: 11KB]
General details
Date: 05 January 1995 Investigation status: Completed 
Time: 15:50 EST  
 Investigation type: Occurrence Investigation 
 Occurrence type: Abnormal engine indications 
Release date: 15 February 1995 Occurrence class: Technical 
Report status: Final Occurrence category: Incident 
Aircraft details
Aircraft manufacturer: The Boeing Company 
Aircraft model: 737-476 
Aircraft registration: VH-TJL 
Sector: Jet 
Departure point:Brisbane QLD
Destination:Sydney NSW
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Last update 21 October 2014