NTSB Identification: NYC85LA249.
The docket is stored on NTSB microfiche number 29465.
Accident occurred Saturday, September 28, 1985 in MANCHESTER, MA
Aircraft: GRUMMAN AA-5B, registration: N88SJ
Injuries: 4 Minor.

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

PLT STATED THAT DURING CRUISE FLIGHT AT AN ALTITUDE OF 1200 FT THE ENGINE RPM DECREASEED FROM CRUISE SETTING TO BETWEEN 900-1100 RPM. THE ACFT WAS OVERWATER AND 2 MILES FROM THE COASTLINE. HE WAS UNABLE TO MAINTAIN ALTITUDE AND HE STARTED A DESCENT TOWARD LAND. THE PLT HAD INSUFFICIENT ALTITUDE TO GLIDE TO LAND AND A DITCH IN THE WATER OCCURRED. DURING THE DESCENT THE PLT STATED HE PERFORMED AN EMERGENCY CHECK OF THE ENG. HE NOTICED FUEL PRESSURE WAS SATISFACTORY. HE DID NOT USE CARBURETOR HT. A POST-ACCIDENT EXAM OF THE ENG DID NOT DISCLOSE EVIDENCE OF MALFUNCTION. CARBURETOR ICING CONDITION PREVAILED AT THE TIME.

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

CARBURETOR HEAT..NOT USED..PILOT IN COMMAND

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

PROCEDURES/DIRECTIVES..NOT UNDERSTOOD..PILOT IN COMMAND



Contributing Factors

WEATHER CONDITION..CARBURETOR ICING CONDITIONS

Index for Sep1985 | Index of months