ASN Wikibase Occurrence # 357426
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Date: | Thursday 9 May 1996 |
Time: | 16:25 LT |
Type: | Cessna 172G |
Owner/operator: | Private |
Registration: | N202EX |
MSN: | 17253456 |
Total airframe hrs: | 2924 hours |
Engine model: | Continental O-300-D |
Fatalities: | Fatalities: 0 / Occupants: 1 |
Aircraft damage: | Substantial |
Category: | Accident |
Location: | Okmulgee, OK -
United States of America
|
Phase: | Manoeuvring (airshow, firefighting, ag.ops.) |
Nature: | Private |
Departure airport: | (KOKM) |
Destination airport: | Corsicana, TX (KCRS) |
Investigating agency: | NTSB |
Confidence Rating: | Accident investigation report completed and information captured |
Narrative:En route at 6,000 feet MSL, a total loss of engine power occurred. The airplane was being vectored to the nearest airport when the pilot restarted the engine. The pilot landed without further incident and troubleshooting by the pilot and a mechanic did not reveal any obvious problems. Following 2 ground run-ups, the flight departed the airport and the pilot performed a series of maneuvers at 4,000 feet MSL above the airport. During the on course turn, a total loss of engine power occurred, and the pilot performed a forced landing. The airplane landed short of runway 17, and during the landing flare/touchdown the left wing struck a tree. The last annual inspection was logged on March 5, 1996, and the mechanic stated 'AD's current' with the airplane and engine found to be 'airworthy and approved for return to service.' No mention was made of compliance with AD 76-07-12 which requires a functional check of the ignition switch to be performed every 100 hours. During an engine test run, the engine would operate intermittently through the ignition switch position. Internal points of the switch were worn and exhibited evidence of arcing.
Probable Cause: THE PILOT'S CONTINUED OPERATION WITH KNOWN DEFICIENCIES IN THE AIRPLANE AND THE PILOT'S AND MAINTENANCE PERSONNEL'S FAILURE TO COMPLY WITH AN AIRWORTHINESS DIRECTIVE RESULTING IN THE MALFUNCTIONING OF A WORN IGNITION SWITCH. A FACTOR WAS TREES.
Accident investigation:
|
| |
Investigating agency: | NTSB |
Report number: | FTW96LA204 |
Status: | Investigation completed |
Duration: | 7 months |
Download report: | Final report |
|
Sources:
NTSB FTW96LA204
History of this aircraft
Other occurrences involving this aircraft Location
Revision history:
Date/time | Contributor | Updates |
13-Mar-2024 17:47 |
ASN Update Bot |
Added |
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