Aircraft Accident/Incident Report

Gulf Of Mexico
Saturday, November 2, 1991 10:17 EST

NTSB Narrative Summary Released at Completion of Accident

GROUND PERSONNEL SERVICED FORWARD LAVATORY JUST BEFORE FLIGHT. FLIGHT ATTENDANT STATED FLUID WAS VISIBLE IN UPPER TOILET AREA OF FORWARD LAVATORY AFTER SERVICING INDICATING IT HAD BEEN OVERFILLED. ENROUTE NUMBER 3 ENGINE FAILED AND WAS SHUTDOWN. FLIGHT DIVERTED TO MIAMI. ON ARRIVAL A BLUE STREAK WAS FOUND ON THE RIGHT SIDE OF THE AIRCRAFT BEGINNING AT THE FORWARD LAVATORY SERVICE DOOR AND ENDING AT THE INLET TO NUMBER 3 ENGINE. THE FORWARD LAVATORY SERVICE DOOR WAS FOUND CLOSED AND THE FILL/RINSE LINE CAP WAS MISSING WHEN THE DOOR WAS OPENED. THE FILL/RINSE LINE CHECK VALVE WAS FOUND STUCK OPEN. WHEN A CAP WAS INSTALLED ON THE LINE NO LEAKAGE OCCURRED. THE LAVATORY DRAIN LINE DID NOT LEAK. NUMBER 3 ENGINE HAD SUSTAINED FAN DAMAGE DUE TO INGESTION OF SOFT MATTER.

NTSB Probable Cause Narrative

THE OVERFILLING OF THE FORWARD LAVATORY DURING SERVICING AND THE FAILURE TO REPLACE THE FILL/RINSE LINE CAP AFTER SERVICING BY THE GROUND SERVICE PERSONNEL WHICH RESULTED IN THE LAVATORY VENTING FLUID THROUGH THE FILL/RINSE LINE DURING FLIGHT AND THE SUBSEQUENT ICE FORMATION AND INGESTION OF ICE INTO NUMBER THREE ENGINE.

Event Information

Type of Event Incident
Event Date 11/2/1991
Event Day of the Week Saturday
Time of Event 1017
Event Time Zone Eastern Standard Time
Event City GULF OF MEXICO
Event State GULF OF MEXICO
Event Country --
Zipcode of the event site 00000
Event Date Year 1991
Event Date Month 11
MidAir Collision Indicator No
On Ground Collision occurred ? No
Event Location Latitude
Event Location Longitude
Event Location Airport
Event Location Nearest Airport ID
Indicates whether the acc/inc occurred off or on an airport Off Airport/Airstrip
Distance from airport in statute miles 0
Degrees magnetic from airport 0
Airport Elevation --
Weather Briefing Completeness Not pertinent
Investigator's weather source Pilot
Time of the weather observation 0
Direction of event from weather observation facility (degrees) 0
Weather Observation Facility ID
Elevation of weather observation facility 0
Distance of event from weather observation facility (units?) 0
Time Zone of the weather observation
Lighting Conditions Day
Lowest Ceiling Height 0
Lowest Non-Ceiling Height 0
Sky/Lowest/Cloud Conditions Clear
Sky Condition for Lowest Ceiling None
Visibility Runway Visual Range (Feet) 0
Visibility Runway Visual Value (Statute Miles) 0
Visibility (Statute Miles) 30
Air Temperature at event time (in degrees celsius) -54
Dew Point at event time (in degress fahrenheit) --
Wind Direction (degrees magnetic) 0
Variable Wind Indicator Unknown
Wind Speed (knots) 0
Wind Velocity Indicator Unknown
Wind Gust Indicator Unknown
Wind Gust (knots) 0
Altimeter Setting at event time (in. Hg) 29
Density Altitude (feet) --
Intensity of Precipitation Unknown
METAR weather report --
Event Highest Injury None
On Ground, Fatal Injuries 0
On Ground, Minor Injuries 0
On Ground, Serious Injuries 0
Injury Total Fatal --
Injury Total Minor --
Injury Total None 118
Injury Total Serious --
Injury Total All --
Investigating Agency NTSB
NTSB Docket Number (internal use) 5027
NTSB Notification Source --
NTSB Notification Date --
NTSB Notification Time 0
Fiche Number and/or location -used to find docket information 45737
Date of most recent change to record Dec 12 2000 10:51AM
User who most recently changed record dbo
Basic weather conditions Visual Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N839TW
NTSB Number MIA92IA020
Missing Aircraft Indicator N
Federal Aviation Reg. Part Part 121: Air Carrier
Type of Flight Plan filed IFR
Flight plan Was Activated? --
Damage Minor
Aircraft Fire None
Aircraft Explosion None
Aircraft Manufacturer's Full Name BOEING
Aircraft Model 727-31
Aircraft Series Identifier 727-31
Aircraft Serial Number 18904
Certified Max Gross Weight 163500
Aircraft Category Airplane
Aircraft Registration Class U.S. Registered/U.S. Soil
Aircraft is a homebuilt? No
Flight Crew Seats --
Cabin Crew Seats --
Passenger Seats --
Total number of seats on the aircraft 121
Number of Engines 3
Fixed gear or retractable gear Retractable
Aircraft, Type of Last Inspection AAIP
Date of Last Inspection Jan 2 2000 12:00AM
Airframe hours since last inspection --
Airframe Hours --
ELT Installed Yes
ELT Activated No
ELT Aided Location of Event Site No
ELT Type --
Aircraft Owner Name TRAN WORLD AIRLINES
Aircraft Owner Street Address P.O. BOX 20126
Aircraft Owner City KANSAS CITY
Aircraft Owner State MO
Aircraft Owner Country
Aircraft Owner Zipcode 64195
Operator is an individual? --
Operator Name PRIVATE JET EXPEDITIONS
Operator Same as Owner? No
Operator Is Doing Business As --
Operator Address Same as Owner? No
Operator Street Address 6414 LAWRENCEVILLE HWY
Operator City TUCKER
Operator State GA
Operator Country
Operator Zip code 30084
Operator Code PJXA
Owner has at least one certificate Yes - certificate holder
Other Operator of large aircraft? No
Certified for Part 133 or 137 Operation Unknown
Operator Certificate Number --
Indicates whether an air carrier operation was scheduled or not Non-scheduled
Indicates Domestic or International Flight International
Operator carrying Pax/Cargo/Mail Passenger Only
Type of Flying (Per_Bus / Primary) Unknown
Second Pilot on Board Yes
Departure Point Same as Event No
Departure Airport Code EWR
Departure City NEWARK
Departure State NJ
Departure Country
Departure Time 745
Departure Time Zone EST
Destination Same as Local Flt --
Destination Airport Code MMUN
Destination City CANCUN
Destination State OF
Destination Country
Specific Phase of Flight Cruise
Report sent to ICAO? --
Evacuation occurred --
Date of most recent change to record Jan 2 2001 10:30AM
User who most recently changed record dbo
Since inspection or accident --
Event Location Runway Number and Location 0
Runway Length --
Runway Width --
Sight Seeing flight No
Air Medical Flight No
Medical Flight --