# NTSB MIA83AA136: Lockheed L-1011, N334EA, Miami, FL, May 5, 1983

- Type: NTSB incident investigation
- Classification: Incident · No injuries · Final report
- Date: May 5, 1983, 09:15 local (13:15 UTC)
- Place: Miami, FL
- Coordinates: 25.81965, -80.300964 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=25.8196&lon=-80.3010&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 172 uninjured
- Status: Completed
- Report: Board-adopted at Board Meeting
- Safety recommendations: Yes
- NTSB case key (mKey): 30757
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=MIA83AA136
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/30757/pdf
- Board report AAR8404 (PDF): https://www.ntsb.gov/investigations/AccidentReports/Reports/AAR8404.pdf
- Page: https://openairdocs.org/ntsb/MIA83AA136

## Sequence of events

In NTSB's coding before 2008 (https://www.ntsb.gov/GILS/Documents/codman.pdf).

- Loss of engine power(total) - mech failure/malf, descent - normal
  - lubricating system,oil magnetic plug - incorrect (cause)
  - procedures/directives - not followed, company maintenance personnel (cause)
  - maintenance,installation - improper, company maintenance personnel (cause)
  - supervision - inadequate, company maintenance personnel (cause)
  - unsafe/hazardous condition - not corrected, company/operator management (cause)
  - inadequate surveillance of operation, faa(organization) (contributing factor)
  - lubricating system,oil magnetic plug - leak (cause)
  - fluid,oil - starvation (cause)
  - accessory drive assy,extension unit - overtemperature (cause)
  - accessory drive assy,extension unit - failure,total (cause)
  - accessory drive assy,ext shaft bearing - not engaged (cause)
  - fuel system,pump - disabled (cause)
  - fluid,fuel - starvation (cause)
  - aircraft performance,two or more engines - failure,total (contributing factor)

## Analysis

The Safety Board's full report on this investigation is provided as Aviation Accident Report number AAR-84/04. To obtain a copy of this report, or to view the executive summary online, please see the Web site at http://www.ntsb.gov/publictn/publictn.htm

DESCENDING THRU 15000 FT INTO NASSAU THE #2 ENG WAS SHUT DOWN DUE TO LOW OIL PRESS. AT 16000 FT RETURNING TO MIAMI THE #3 ENG FLAMED OUT, & 3 MIN LATER THE #1 ENG FLAMED OUT. THE ACFT BEGAN DESCENDING WITHOUT POWER FROM 13000 FT. AT ABOUT 10000 FT THE FLIGHTCREW ANNOUNCED THAT DITCHING WAS IMMINENT. THE #2 ENG WAS RESTARTED AT 4000 FT, & THE ACFT MADE A ONE-ENG LANDING AT MIAMI. ALL O-RING SEALS IN THE MASTER CHIP DETECTOR ASSY'S IN THE ENG LUBRICATION SYSTEM WERE MISSING CAUSING OIL LEAKS IN ALL ENGS. PROPER PROCEDURES TO REMOVE, REINSTALL & INSPECT THE DETECTORS FOR OIL LEAKS WEREAVAILABLE. THE FOREMAN KNEW THAT MECHANICS WERE NOT ROUTINELY REPLACING O-RING SEALS. ACCIDENT WAS 9TH CHIP DETECTOR OCCURRENCE SINCE PROCEDURES WERE REVISED 12/81. FAA AWARE OF PROBLEMS ON EAL ACFT BUT DID NOT ASSIGN SPECIAL SURVEILLANCE PRIORITY TO THEM. ATTENDANTS NOT AWARE OF TIME AVAILABLE TO PREPARE CABIN FOR DITCHING. PAX HAD DIFFICULTY LOCATING & DONNING LIFE VESTS.

## Aircraft

- Registration: N334EA (not matched to a registry record)
- Reported make and model: LOCKHEED L-1011
- Category: Airplane
- Serial number: 193A-1141
- Engines: ROLLS-ROYCE RB-211-22B 41030 lbs thrust turbo fan
- Damage: No damage
- Flight: Part 121
- Registered owner: Eastern Airlines, Inc.
- Airworthiness certificate: Standard, Normal
- Departed: MIA
- Destination: NASSAU
- Flight plan: IFR
- Airport: MIA, Miami Intl, runway 27L, 13,002 × 150 ft, asphalt

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 58; airline transport; airplane ratings: multi-engine land; instrument ratings: airplane; medical: class 1, valid medical--no waivers/lim.; seat: left; flight hours: 12,045 total, 13 in this make and model

## Weather

- Conditions: Visual (VMC), Day
- Wind: 10° at 7 knots
- Visibility: 7 statute miles
- Lowest ceiling: 8,000 ft broken
- Temperature: 72 °F, dew point 57 °F
- Altimeter: 29.00 inHg
- Observed at: MIA

## FAA reports on this event (1)

The FAA's own accident and incident reports, matched to the aircraft by N-number and date (OpenAirDocs).

- [Incident 19830505075289I](https://openairdocs.org/incident/19830505075289I), May 5, 1983: Lkheed 1011*, Miami, FL. Engines lost oil pressure on climb. Able to restart no 2 engine. Found master chips installed without "o" rings.

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

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