ASN Wikibase Occurrence # 38588
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Date: | Saturday 30 September 1989 |
Time: | 09:45 |
Type: | Monnett Sonerai II L |
Owner/operator: | private |
Registration: | N76DJ |
MSN: | 9123 |
Fatalities: | Fatalities: 1 / Occupants: 1 |
Aircraft damage: | Destroyed |
Category: | Accident |
Location: | Interlochen, MI -
United States of America
|
Phase: | Landing |
Nature: | Private |
Departure airport: | |
Destination airport: | Northport, MI (5D5) |
Investigating agency: | NTSB |
Confidence Rating: | Accident investigation report completed and information captured |
Narrative:DURING THE INITIAL CLIMB AFTER TAKEOFF, THE ENG LOST POWER. SUBSEQUENTLY, THE PLT WAS UNABLE TO RETURN TO THE airport & THE ACFT COLLIDED WITH TREES DURING AN EMERGENCY LANDING. NEW VALVES HAD RECENTLY BEEN INSTALLED IN THE ENG. AN EXAM OF THE HOME BUILT ACFT'S ENG REVEALED THE #3 CYLINDER HEAD WAS LOOSE & A HOLE HAD MELTED IN THE ALUMINUM CYLINDER HEAD. CAUSE: LOOSE CYLINDER DUE TO IMPROPER MAINTENANCE BY THE PILOT/OWNER, WHICH RESULTED IN OVERHEATING AND FAILURE OF THE ALUMINUM CYLINDER HEAD. THE PRESENCE OF TREES WAS CONSIDERED TO BE A FACTOR.
Sources:
NTSB:
https://www.ntsb.gov/ntsb/brief.asp?ev_id=20001213X29314 Revision history:
Date/time | Contributor | Updates |
24-Oct-2008 10:30 |
ASN archive |
Added |
21-Dec-2016 19:23 |
ASN Update Bot |
Updated [Time, Damage, Category, Investigating agency] |
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