ASN Wikibase Occurrence # 133117
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Date: | Thursday 30 March 1995 |
Time: | 19:05 LT |
Type: | Steen Skybolt |
Owner/operator: | Kaelberer, Gunther |
Registration: | N94BV |
MSN: | 1 |
Year of manufacture: | 1974 |
Total airframe hrs: | 160 hours |
Engine model: | Lycoming IO-540-T4A5 |
Fatalities: | Fatalities: 0 / Occupants: 2 |
Aircraft damage: | Destroyed |
Category: | Accident |
Location: | Goodyear, AZ -
United States of America
|
Phase: | En route |
Nature: | Private |
Departure airport: | (KGYR) |
Destination airport: | |
Investigating agency: | NTSB |
Confidence Rating: | Accident investigation report completed and information captured |
Narrative:DURING THE LOCAL AREA FLIGHT, THE ENGINE CRANKSHAFT IDLER GEAR LOCKPLATE BROKE WHICH ALLOWED THE ATTACH SCREWS TO BACK OUT. THE IDLER GEAR BECAME LOOSE AND ITS GEAR TEETH WERE DAMAGED. A PARTIAL FAILURE OF THE ENGINE-DRIVEN FUEL PUMP, WHICH IS OPERATED BY THE IDLER GEAR, CAN ALLOW THE ENGINE POWER TO SUDDENLY REDUCE TO IDLE. DURING THE SUBSEQUENT EMERGENCY LANDING, THE AIRPLANE COLLIDED WITH SOME TREES AND BUSHES.
Probable Cause: fuel starvation due to the partial failure of the fuel pump caused by the broken crankshaft idler gear attachment screw lockplate. The unsuitable terrain and trees were factors in this accident.
Accident investigation:
|
| |
Investigating agency: | NTSB |
Report number: | LAX95LA149 |
Status: | Investigation completed |
Duration: | 4 months |
Download report: | Final report |
|
Sources:
NTSB LAX95LA149
Location
Revision history:
Date/time | Contributor | Updates |
21-Dec-2016 19:25 |
ASN Update Bot |
Updated [Time, Damage, Category, Investigating agency] |
09-Apr-2024 16:04 |
ASN Update Bot |
Updated [Time, Operator, Other fatalities, Phase, Departure airport, Source, Narrative, Category, Accident report] |
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