Serious incident Lockheed L-1011 N31031,
ASN logo
ASN Wikibase Occurrence # 385168
 
This information is added by users of ASN. Neither ASN nor the Flight Safety Foundation are responsible for the completeness or correctness of this information. If you feel this information is incomplete or incorrect, you can submit corrected information.

Date:Tuesday 12 January 1982
Time:19:30 LT
Type:Silhouette image of generic L101 model; specific model in this crash may look slightly different    
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:
cover
  
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
18 February 1990 N31013 Trans World Airlines (TWA) 0 Los Angeles, CA min

Revision history:

Date/timeContributorUpdates
04-Apr-2024 06:45 ASN Update Bot Added

Corrections or additions? ... Edit this accident description

The Aviation Safety Network is an exclusive service provided by:
Quick Links:

CONNECT WITH US: FSF on social media FSF Facebook FSF Twitter FSF Youtube FSF LinkedIn FSF Instagram

©2024 Flight Safety Foundation

1920 Ballenger Av, 4th Fl.
Alexandria, Virginia 22314
www.FlightSafety.org