NTSB Identification: MIA94LA193.
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Accident occurred Wednesday, August 10, 1994 in ORMOND BEACH, FL
Probable Cause Approval Date: 04/05/1995
Aircraft: GRUMMAN AA-5, registration: N1392R
Injuries: 2 Serious.
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 INSTRUCTOR AND STUDENT EXPERIENCED A LOSS OF ENGINE POWER ON TAKEOFF. THE AIRPLANE COLLIDED WITH TREES AND FELL TO THE GROUND. EXAMINATION OF THE ENGINE AIR INDUCTION SYSTEM REVEALED A DISTORTED SEAL AT THE CARBURETOR FLANGE THAT ALLOWED DIRT AND MOISTURE TO ENTER THE CARBURETOR. THE CARBURETOR HAD BEEN REMOVED AND WORKED ON BY A LOCAL MECHANIC 2 DAYS BEFORE THE ACCIDENT.
The National Transportation Safety Board determines the probable cause(s) of this accident to be: THE IMPROPER MAINTENANCE WORK DONE ON THE CARBURETOR BY A LOCAL MECHANIC THAT RESULTED IN LOSS OF ENGINE POWER OVER UNSUITABLE TERRAIN. A CONTRIBUTING FACTOR WAS THE DIRT AND MOISTURE THAT CONTAMINATED THE CARBURETOR. Full narrative available
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