ASN Wikibase Occurrence # 365749
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| Date: | Friday 25 January 1991 |
| Time: | 08:30 LT |
| Type: |  Boeing 727-223 Adv. |
| Owner/operator: | American Airlines |
| Registration: | N815AA |
| MSN: | 22470/1771 |
| Engine model: | P&W JT-8-D |
| Fatalities: | Fatalities: 0 / Occupants: 93 |
| Aircraft damage: | None |
| Category: | Accident |
| Location: | Indianapolis, IN -
 United States of America
|
| Phase: | Standing |
| Nature: | Unknown |
| Departure airport: | |
| Dallas, TX (KDFW) | |
| Investigating agency: | NTSB |
| Confidence Rating: |  Accident investigation report completed and information captured |
AMERICAN FLIGHT 323 (AA323) TAXIED TO THE HOLD SHORT LINE FOR RUNWAY 23R. IN AN ATTEMPT TO CORRECT A STATIC/PRESSURIZATION SYSTEM PROBLEM THE CREW PERFORMED A POWER RUN-UP. THE JET BLAST CONTACTED AND MOVED A NORTHWEST DC9 (NW878) WHICH WAS PARKED AT GATE A7, BEHIND AND PERPENDICULAR TO AA323. THE MOVEMENT OF THE AIRPLANE RESULTED IN AN EXTERNAL HEATER HOSE DISCONNECTING FROM THE AIRPLANE. A 15 LB METAL COUPLING ON THE END OF THE HOSE STRUCK A MECHANIC WHEN IT DISCONNECTED. THE MECHANIC WAS HOSPITALIZED WITH INTERNAL INJURIES. THE CREW OF AA323 REPORTED BEING UNAWARE OF THE CLOSE PROXIMITY OF NW878. AA323 DID NOT REQUEST OR OBTAIN A CLEARANCE TO PERFORM THE RUN-UP IN THE UNAUTHORIZED AREA.
Probable Cause: THE PILOT'S FAILURE TO USE PROPER PROCEDURES AND THE IMPROPER USE OF THE THROTTLES.
Accident investigation:
 |
|
Sources:
NTSB CHI91LA087
Location
Revision history:
| Date/time | Contributor | Updates |
|---|---|---|
| 20-Mar-2024 13:26 | ASN Update Bot | Added |
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