표제지
목차
POWERPLANT GROUP CHAIRMAN'S FACTUAL REPORT 2
A. INCIDENT INFORMATION 2
B. POWERPLANTS GROUP MEMBERS 2
C. SUMMARY 3
1.0. ENGINE INFORMATION 5
1.1. ENGINE HISTORY 5
1.2. ENGINE DESCRIPTION 5
1.3. TRANSFER GEARBOX DESCRIPTION 5
2.0. RADIAL GEARSHAFT EXAMINATION RESULTS 7
2.1. INITIAL EXAMINATION AT GE-WALES 7
2.2. Metallurgical Examination of the Radial Gearshaft at GE-Aviation 8
3.0. GE FAILURE AND ROOT CAUSE ANALYSIS 11
4.0. PRECIOUS TRANSFER GEARBOX FAILURES AND CORRECTIVE ACTIONS 13
ATTACHMENTS 15