ASN Wikibase Occurrence # 377225
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| Date: | Saturday 11 May 1985 |
| Time: | 17:05 LT |
| Type: |  Boeing 767-232 |
| Owner/operator: | Delta Air Lines |
| Registration: | N108DL |
| MSN: | 22220/38 |
| Total airframe hrs: | 6535 hours |
| Engine model: | GE CF6-80A |
| Fatalities: | Fatalities: 0 / Occupants: 53 |
| Aircraft damage: | Minor |
| Category: | Serious incident |
| Location: | D/fw Airport, TX -
 United States of America
|
| Phase: | Initial climb |
| Nature: | Passenger - Scheduled |
| Departure airport: | Dallas/Fort Worth International Airport, TX (DFW/KDFW) |
| New York-La Guardia Airport, NY (LGA/KLGA) | |
| Investigating agency: | NTSB |
| Confidence Rating: |  Accident investigation report completed and information captured |
THE B767 WAS ON THE TAKEOFF ROLL. THE PRESSURE REGULATOR AND SHUTOFF VALVE COUPLED WITH THE HIGH PRESURE SHUTOFF VALVE MALFUNCTIONED RESULTING IN PRESSURES BEING DEVELOPED IN THE DOWNSTREAM AIRCRAFT DUCTING IN EXCESS OF 300 PSIG. A COUPLING IN THE AIR CONDITIONING PACK BAY SEPARATED ALLOWING THE DUCTING TO COME APART DUE TO THE EXCESS PRESSURE WITH SUFFICIENT FORCE TO TEAR LOOSE DUCT SUPPORTS, CRACK FAIRING PANELS, SEVER BOTH RH ENGINE THROTTLE CABLES, BREAK ACTUATING LINKAGE FOR THE LEADING EDGE SLAT DRIVE, BLOW OPEN RH PACK BAY DOOR AND CAUSE A SECTION OF DUCTING CONTAINING THE CENTER ISOLATION VALVE TO DEPART FROM THE AIRCRAFT. MINOR DAMAGE OCCURRIED TO THE AIR CRAFT STRUCTURE
Probable Cause:
Accident investigation:
 |
|
Sources:
NTSB FTW85IA221
History of this aircraft
Other occurrences involving this aircraft
| 30 January 2014 | OY-SRP | Star Air Freight | 0 | Near Ancona |  |
non |
Revision history:
| Date/time | Contributor | Updates |
|---|---|---|
| 30-Mar-2024 09:31 | ASN Update Bot | Added |
Corrections or additions? ... Edit this accident description
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