NTSB Identification: LAX88LA184.
The docket is stored on NTSB microfiche number 37123.
Accident occurred Saturday, May 14, 1988 in SAN CARLOS, CA
Probable Cause Approval Date: 10/03/1989
Aircraft: GRUMMAN AMERICAN AA-1B, registration: N9601L
Injuries: 1 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.

DURING A POST MAINTENANCE TEST FLIGHT PRIOR TO SIGN OFF OF AN ANNUAL INSPECTION, THE ENGINE QUIT AND THE PILOT PERFORMED A FORCED LANDING IN A MUD FIELD COLLIDING WITH A DIKE. EXAMINATION OF THE ENGINE REVEALED THAT A FUEL PRESSURE LINE HAD DISCONNECTED FROM A 'T' FITTING AT THE CARBURETOR CAUSING FUEL STARVATION. EXAMINATION OF THE RECORDS AT THE MAINTENANCE FACILITY REVEALED THAT THE FUEL LINE HAD BEEN REPLACED DURING THE ANNUAL INSPECTION.

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

FUEL SYSTEM,LINE FITTING..DISCONNECTED

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,INSTALLATION..IMPROPER..FBO PERSONNEL


Contributing Factors

TERRAIN CONDITION..NONE SUITABLE


Contributing Factors

TERRAIN CONDITION..SOFT


Contributing Factors

TERRAIN CONDITION..DIRT BANK/RISING EMBANKMENT


Contributing Factors

MAINTENANCE,INSPECTION..IMPROPER..FBO PERSONNEL

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