ASN Wikibase Occurrence # 367192
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| Date: | Thursday 5 April 1990 |
| Time: | 00:23 LT |
| Type: |  Stinson 108-2 |
| Owner/operator: | Larry & Danna Knox |
| Registration: | N9443K |
| MSN: | 108-2443 |
| Year of manufacture: | 1947 |
| Total airframe hrs: | 2800 hours |
| Engine model: | FRANKLIN 6A4-165-B3 |
| Fatalities: | Fatalities: 0 / Occupants: 1 |
| Aircraft damage: | Substantial |
| Category: | Accident |
| Location: | Hillsboro, OR -
 United States of America
|
| Phase: | Taxi |
| Nature: | Private |
| Departure airport: | |
| Investigating agency: | NTSB |
| Confidence Rating: |  Accident investigation report completed and information captured |
THE PILOT REPORTED THAT HE HAD SECURED THE TAIL OF THE AIRPLANE WITH A TIE DOWN CHAIN, SET THE PARKING BRAKE AND ADJUSTED THE THROTTLE TO 550 RPM'S. THE PILOT THEN PROCEEDED TO HAND PROP THE ENGINE. THE ENGINE STARTED AND THE PILOT BEGAN TO WALK AROUND THE AIRPLANE WHEN HE NOTED THAT THE AIRPLANE STARTED FORWARD MOVEMENT. THE AIRPLANE OVERRODE THE PARKING BRAKE AND BROKE THE TIE DOWN CHAIN. THE PILOT SLIPPED AND WAS UNABLE TO GET INSIDE THE COCKPIT. THE AIRPLANE PROCEEDED FORWARD AND COLLIDED WITH TWO PARKED AIRPLANES.
Probable Cause: PILOT DISPLAYED POOR STARTING PROCEDURES BY PROCEEDING WITH KNOWN DEFICIENCIES WITH THE PARKING BRAKE AND THE INADEQUACIES OF THE TIE DOWN. THE PILOT DID NOT ATTAIN ASSISTANCE FOR THIS PROCEDURE WHICH RESULTED IN THE AIRPLANE GETTING AWAY AND COLLIDING WITH TWO PARKED AIRPLANES.
Accident investigation:
 |
|
Sources:
NTSB SEA90LA062
Location
Revision history:
| Date/time | Contributor | Updates |
|---|---|---|
| 22-Mar-2024 08:26 | ASN Update Bot | Added |
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