ASN Wikibase Occurrence # 364499
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| Date: | Friday 20 September 1991 |
| Time: | 18:40 LT |
| Type: |  Boeing 727-224 |
| Owner/operator: | Continental Airlines |
| Registration: | N88704 |
| MSN: | 19513/595 |
| Engine model: | P&W JT8D-9 |
| Fatalities: | Fatalities: 0 / Occupants: 136 |
| Aircraft damage: | Minor |
| Category: | Serious incident |
| Location: | Detroit, MI -
 United States of America
|
| Phase: | Take off |
| Nature: | Unknown |
| Departure airport: | |
| Denver, CO (KDEN) | |
| Investigating agency: | NTSB |
| Confidence Rating: |  Accident investigation report completed and information captured |
THE INCIDENT AIRPLANE LANDED WITH THE LEFT MAIN LANDING GEAR PARTIALLY EXTENDED. THE LANDING GEAR HAD FAILED TO RETRACT PROPERLY AFTER TAKEOFF. THE AIRPLANE REMAINED IN THE AREA OF THE DEPARTURE AIRPORT WHILE THE CREW, IN CONCERT WITH COMPANY MAINTENANCE PERSONNEL AND THE AIRPLANE MANUFACTURER, UNSUCCESSFULLY ATTEMPTED TO TROUBLESHOOT AND RESTORE THE LANDING GEAR TO WORKING ORDER. THEY LANDED BACK AT THE DEPARTURE AIRPORT WITH CRASH FIRE RESCUE EQUIPMENT STANDING BY. FIRE TRUCKS APPLIED FOAM TO THE LEFT WING AND WHEEL AREA AFTER THE AIRPLANE STOPPED ON THE RUNWAY. AFTER LANDING THE CREW AND PASSENGERS EXITED THE AIRPLANE USING THE AIRCRAFT AIRSTAIRS. INSPECTION OF THE LEFT MAIN LANDING GEAR (MLG) REVEALED THE LANDING GEAR TRUCKS HAD BEEN CAPTURED AND SUSPENDED IN AN INTERMEDIATE POSITION BY THE LEFT MAIN GEAR INBOARD DOOR ASSEMBLY. EXAMINATION OF THE MLG DOOR ACTUATOR FITTING SHOWED THE ACTUATOR HAD MOVED TO THE FAR END OF THE AVAILABLE ADJUSTMENT RANGE.
Probable Cause: INADEQUATE MAINTENANCE INSPECTION OF THE MAIN LANDING GEAR ACTUATOR ASSEMBLY BY COMPANY MAINTENANCE PERSONNEL. A FACTOR IN THE INCIDENT IS INADEQUATE DESIGN OF THE LANDING GEAR ACTUATOR BY THE MANUFACTURER.
Accident investigation:
 |
|
Sources:
NTSB CHI91IA297
History of this aircraft
Other occurrences involving this aircraft
| 25 February 1987 | N88704 | Continental Airlines | 0 | Los Angeles International Airport, CA (LAX/KLAX) | |
sub |
| Runway incursion | ||||||
Location
Revision history:
| Date/time | Contributor | Updates |
|---|---|---|
| 19-Mar-2024 15:45 | ASN Update Bot | Added |
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