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January 28, 1987 · British Aircraft Corp Bac BAC 1-11 201 BAC 1-11 2 · N101EX

Orlando, FL

Overview

Report Status
Preliminary report
Event Type
Incident
Date
January 28, 1987
Injury Outcomes
No injuries (38 uninjured)
Location
Orlando, FL
Aircraft
British Aircraft Corp Bac BAC 1-11 201 BAC 1-11 2
Tail Number
N101EX
Operator
Florida Express
Injuries
None
Aircraft Damage
Minor
NTSB Number
MIA87IA078

AFTER LANDING THE AUXILIARY POWER UNIT WAS STARTED AND THE NUMBER ONE ENGINE WAS SHUTDOWN. THE AIRCRAFT THEN BEGAN TO PRESSURIZE AND FILL WITH SMOKE. AN EMERGENCY EVACUATION WAS ORDERED BY THE CAPTAIN THROUGH L-1 AND R-1 DOORS. THE SLIDE AT R-1 DID NOT WORK AND ALL CREW AND PASSENGERS EXITED THROUGH L-1. POST INCIDENT EXAMINATION REVEALED THE NUMBER ONE GENERATOR TRIP RELAY FAILED NOT ALLOWING APU ELECTRICAL POWER TO FEED THE NUMBER ONE BUSS. THIS BUSS SUPPLIES POWER TO THE PRESSURIZATION OUTFLOW VALVE AND COOLING FANS FOR THE AIR CONDITIONING PACKS. THE AIR CONDITIONING PACKS OVERHEATED CAUSING SMOKE TO BE EMITTED THROUGH THE AIR CONDITIONING DUCTS. THE R-1 DOOR SLIDE WAS FOUND TO NOT HAVE THE MANUAL OR AUTOMATIC ACTIVATION CONTROLS CONNECTED.

Full Narrative

AFTER LANDING THE AUXILIARY POWER UNIT WAS STARTED AND THE NUMBER ONE ENGINE WAS SHUTDOWN. THE AIRCRAFT THEN BEGAN TO PRESSURIZE AND FILL WITH SMOKE. AN EMERGENCY EVACUATION WAS ORDERED BY THE CAPTAIN THROUGH L-1 AND R-1 DOORS. THE SLIDE AT R-1 DID NOT WORK AND ALL CREW AND PASSENGERS EXITED THROUGH L-1. POST INCIDENT EXAMINATION REVEALED THE NUMBER ONE GENERATOR TRIP RELAY FAILED NOT ALLOWING APU ELECTRICAL POWER TO FEED THE NUMBER ONE BUSS. THIS BUSS SUPPLIES POWER TO THE PRESSURIZATION OUTFLOW VALVE AND COOLING FANS FOR THE AIR CONDITIONING PACKS. THE AIR CONDITIONING PACKS OVERHEATED CAUSING SMOKE TO BE EMITTED THROUGH THE AIR CONDITIONING DUCTS. THE R-1 DOOR SLIDE WAS FOUND TO NOT HAVE THE MANUAL OR AUTOMATIC ACTIVATION CONTROLS CONNECTED.

Flight

Event TypeIncident
Event Time09:30 EST
Nearest AirportOrlando International (0nm N)
Runway18
Runway Length12004 ft
Runway Width200 ft
Flight Plan FiledIFR
Aircraft FireNo
Aircraft ExplosionNo

Aircraft

AircraftBritish Aircraft Corp Bac BAC 1-11 201 BAC 1-11 2
Tail NumberN101EX
Aircraft CategoryAir
DamageMinor
OperatorFlorida Express
Operating RulePart 121
Engines2
Engine TypeTurbofan
Engine DetailsRolls-Royce · SPEY 506-14A · Turbofan · 10400
Seats82

People & Injuries

Injury SummaryNo injuries (38 uninjured)
Fatal0
Serious0
Minor0
Uninjured38
Total38
Crew 1Age 32 · Unknown

Conditions

ConditionsVMC
LightDaylight
Wind220° @ 5 kt
Visibility10 sm
CeilingOvercast 5500 ft
Temperature / Dew Point48 / 45 C
Altimeter30.00 inHg
Observation Time14:58
Weather SourceWFAC

Appendix: Source Data