ASN Wikibase Occurrence # 370865
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| Date: | Friday 24 June 1988 |
| Time: | 21:12 LT |
| Type: |  Aeronca 7BCM |
| Owner/operator: | Air Knockers Inc. |
| Registration: | N84405 |
| MSN: | 3100 |
| Total airframe hrs: | 2503 hours |
| Engine model: | CONTINENTAL C-85-12F |
| Fatalities: | Fatalities: 0 / Occupants: 2 |
| Aircraft damage: | Substantial |
| Category: | Accident |
| Location: | Kenosha, WI -
 United States of America
|
| Phase: | En route |
| Nature: | Private |
| Departure airport: | Franklin, WI (Y78) |
| Waukegan, IL (KUGN) | |
| Investigating agency: | NTSB |
| Confidence Rating: |  Accident investigation report completed and information captured |
THE PILOT WAS PICKING UP THE AIRCRAFT AFTER BEING SERVICED WHEN APPROXIMATELY 20 MINUTES AFTER TAKING OFF THE ENGINE QUIT. THE PILOT WAS FORCED TO MAKE AN EMERGENCY LANDING IN A FIELD. DURING THE LANDING SEQUENCE THE AIRCRAFT CONTACTED SOME TREES AT THE EDGE OF THE FIELD AND SUBSEQUENTLY COLLIDED WITH THE TERRAIN. INVESTIGATION REVEALED THAT DURING THE SERVICING OF THE AIRCRAFT A NEW FUEL CAP WAS INSTALLED. THE NEW FUEL CAP WAS NOT VENTED AND THE MECHANIC WHO INSTALLED IT FAILED TO FIND OUT IF IT NEEDED TO BE. SERVICE BULLETIN #47 FROM THE CHAMPION AIRCRAFT CORP. DATED 11-8-60 STATES THAT ALL CHAMPION AND AERONCA AIRCRAFT MODELS 11AC, 11BC, 11CC, 7AC, 7BCM, 7CCM, 7DC, AND 7EC MUST HAVE VENTED FUEL CAPS. IT ALSO STATES IF THE CAPS ARE NOT VENTED THEY MUST BE PRIOR TO INSTALLATION, OTHERWISE PROPER VENTING WILL NOT OCCUR.
Probable Cause:
Accident investigation:
 |
|
Sources:
NTSB CHI88LA142
Location
Revision history:
| Date/time | Contributor | Updates |
|---|---|---|
| 25-Mar-2024 15:38 | ASN Update Bot | Added |
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