NTSB Identification: CHI88LA142.
The docket is stored on NTSB microfiche number 36897.
Accident occurred Friday, June 24, 1988 in KENOSHA, WI
Probable Cause Approval Date: 07/10/1989
Aircraft: AERONCA 7BCM, registration: N84405
Injuries: 2 Uninjured.

NTSB investigators may not have traveled in support of this investigation and used data provided by various sources to prepare this aircraft accident report.

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.

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

FLUID,FUEL..STARVATION

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

MAINTENANCE,SERVICE OF AIRCRAFT/EQUIPMENT..IMPROPER..OTHER MAINTENANCE PERSONNEL

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

ACFT/EQUIP,INADEQUATE COMPLIANCE DETERMINATION..OTHER MAINTENANCE PERSONNEL

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

FUEL SYSTEM,CAP..INCORRECT

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

MAINTENANCE,SERVICE BULLETIN/LETTER..NOT FOLLOWED..OTHER MAINTENANCE PERSONNEL


Index for Jun1988 | Index of months