N3813
Operators of this aircraft
Who operated this tail, and how firmly we know it.
| Operator | Role | Period | Basis |
|---|---|---|---|
| BUSINESS AVIATION COURIER, INC. (DUFA) | Certificate holder | — | Matched by certificate designator |
Accident & incident history
No NTSB accidents or incidents on file for this aircraft.
Maintenance disclosures
WHILE ON CLIMB OUT, THE PILOT BEGAN TO FEEL A SLIGHT VIBRATION COMING FROM THE LT ENG. ELECTED TO RETURN TO THE AIRPORT WHERE HE MADE AN UNEVENTFUL LANDING. UPON INVESTIGATION, IT WAS NOTED THAT THERE WAS A SUBSTANTIAL RPM DROP DURING THE MAGNETO CHECK OF THE LT ENG`S LT MAG. THE MAG WAS REMOVED & DISASSEMBLED. INSPECTION REVEALED THAT THE BUSHING WITHIN THE DISTRIBUTOR BLOCK WAS EXTREMELY LOOSE. THIS CONDITION ALLOWED THE DISTRIBUTOR GEAR TO BECOME MISALIGNED WITH THE ROTATING MAGNET, JUMPING TEETH & CAUSING AN INTERNAL OUT OF TIME CONDITION. FURTHER INSPECTION REVEALED NO OTHER DISCREPANCIES. THE MAGNETO WAS ASSEMBLED WITH NEW PARTS & OPERATIONS CHECKED OK.
WHILE IN CRUISE FLIGHT AT FL7000 THE RT ENG SUDDENLY BEGAN RUNNING VERY ROUGH. THE PILOT SUSPECTED LOW FUEL FLOW SO HE ADJUSTED THE MIXTURE TO FULL RICH & SELECTED THE AUXILIARY PUMP TO LOW & SUBSEQUENTLY TO HIGH WITH NO EFFECT. HE NOTICED THE CYLINDER HEAD TEMPERATURE WAS RISING & NEARING THE TOP OF THE GREEN ARC SO HE ELECTED TO SHUT DOWN THE RT ENG. THE PILOT PERFORMED A SUCCESSFUL SINGLE ENG LANDING. UPON INSPECTION, IT WAS DISCOVERED THAT THE FLANGE ON THE RT MAGNETO HAD CRACKED & THE MAGNETO ROTATED OUT OF TIME WITH THE ENG. THE LT MAGNETO WAS ALSO INSPECTED WHICH REVEALED THE DISTRIBUTOR ROTOR HAD JUMPED OUT OF TIME WITH THE ROTATING MAGNET, DUE TO WORN GEARS, CAUSING THE MAGNETO TO BE OUT OF INTERNAL TIMING. THE RT MAGNETO WAS REMOVED & A SERVICEABLE MAGNETO INSTALLED. THE LT MAGNETO WAS REMOVED, DISASSEMBLED & A NEW DISTRIBUTOR ROTOR INSTALLED. TIMING WAS SET & THE ENG WAS GND RUN & THE MAGNETO'S FUNCTIONALLY CHECKED GOOD.