ASN Wikibase Occurrence # 385168
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Date: | Tuesday 12 January 1982 |
Time: | 19:30 LT |
Type: | Lockheed L-1011 |
Owner/operator: | Trans World Airlines |
Registration: | N31031 |
MSN: | 193B-1115 |
Total airframe hrs: | 18755 hours |
Engine model: | ROLLS ROYCE RB-211 |
Fatalities: | Fatalities: 0 / Occupants: 149 |
Aircraft damage: | None |
Category: | Serious incident |
Location: | Chicago, IL -
United States of America
|
Phase: | En route |
Nature: | Unknown |
Departure airport: | Boston, MA |
Destination airport: | Los Angeles, CA |
Investigating agency: | NTSB |
Confidence Rating: | Accident investigation report completed and information captured |
Narrative:THE AIRCRAFT HAD DEPARTED BOSTON ON A SCHEDULED FLIGHT WITH THE #1 GENERATOR PLACARDED INOPERATIVE AND NOTED IN THE MINIMUM EQUIPMENT LIST. EN ROUTE TO LOS ANGELES, CA AT FL 350, ABOUT 80 MI NORTHEAST OF BAY CITY, MN., THE CREW NOTED A SIMULTANEOUS LOSS OF #2 AND #3 GENERATORS AND ALL AC POWER. AFTER EXECUTING THE EMERGENCY PROCEDURES AND RESTORING POWERVIA THE APU, THE FLIGHT DIVERTED TO CHICAGO, IL AND MADE A NORMAL LANDING. INVESTIGATION REVEALED THAT THE NUMBER THREE GENERATOR HAD AN OPEN FIELD LINING AND THE NUMBER TWO GENERATOR CONTROL UNIT HAD A DEFECTIVE "A" PHASE. THE #1 GENERATORHAD EXPERIENCE A SPRAGUE CLUTCH FAILURE.
Probable Cause:
Accident investigation:
|
| |
Investigating agency: | NTSB |
Report number: | CHI82IA026 |
Status: | Investigation completed |
Duration: | 1 year |
Download report: | Final report |
|
Sources:
NTSB CHI82IA026
History of this aircraft
Other occurrences involving this aircraft Revision history:
Date/time | Contributor | Updates |
04-Apr-2024 06:45 |
ASN Update Bot |
Added |
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