ASN Wikibase Occurrence # 131988
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| Date: | Monday 12 April 1993 |
| Time: | 08:00 LT |
| Type: |  Pitts S-1 Special |
| Owner/operator: | Macguire, John C. |
| Registration: | N12RW |
| MSN: | 1589048 |
| Engine model: | Lycoming O-360-A1A |
| Fatalities: | Fatalities: 0 / Occupants: 1 |
| Aircraft damage: | Destroyed |
| Category: | Accident |
| Location: | Fort Worth, TX -
 United States of America
|
| Phase: | Manoeuvring (airshow, firefighting, ag.ops.) |
| Nature: | Private |
| Departure airport: | |
| Investigating agency: | NTSB |
| Confidence Rating: |  Accident investigation report completed and information captured |
THE PILOT WAS PERFORMING A SERIES OF UNLIMITED CATEGORY MANEUVERS. WITNESSES REPORTED THAT DURING AN INVERTED OVER THE TOP LOOPING TYPE OF MANEUVER, THE AIRPLANE ENTERED AN INVERTED FLAT SPIN. THE AIRPLANE IMPACTED THE TERRAIN INVERTED. THE PORTABLE FIRE EXTINGUISHER HAD BEEN SECURED BY TIEWRAPS TO THE LOWER COCKPIT SUPPORT TUBES FORWARD OF THE PILOT CONTROL STICK. A DENT ON THE SIDE OF THE FIRE EXTINGUISHER MATCHED THE DIAMETER OF THE SUPPORT TUBE NEAR THE RIGHT RUDDER PEDAL. METALLURGICAL EVALUATION OF BLACK SMUDGES ON EACH SIDE OF THE FIRE EXTINGUISHER AND THE PILOT'S SHOE SOLE WERE CHEMICALLY SIMILAR. PHYSICAL EVIDENCE INDICATED THE FIRE EXTINGUISHER CAME LOOSE DURING THE FLIGHT ROUTINE AND JAMMED BETWEEN THE SUPPORT TUBE AND THE PILOT'S RIGHT FOOT ON THE RUDDER PEDAL. SHOE MATTER WAS ALSO SMEARED ON THE OPPOSITE SIDE OF THE FIRE EXTINGUISHER.
Probable Cause: THE FIRE EXTINGUISHER IN THE COCKPIT CAME LOOSE AND JAMMED THE RIGHT RUDDER PEDAL.
Accident investigation:
 |
|
Sources:
NTSB FTW93FA126
Location
Revision history:
| Date/time | Contributor | Updates |
|---|---|---|
| 21-Dec-2016 19:25 | ASN Update Bot | Updated [Time, Damage, Category, Investigating agency] |
| 10-Apr-2024 14:48 | ASN Update Bot | Updated [Time, Operator, Other fatalities, Source, Narrative, Category, Accident report] |
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