N9546B
Registered owner: MARTINAIRE AVIATION LLC, TX (owner ≠ operator)
Operators of this aircraft
Who operated this tail, and how firmly we know it.
| Operator | Role | Period | Basis |
|---|---|---|---|
| MARTINAIRE AVIATION L.L.C. (MT9A) | Certificate holder | — | Matched by certificate designator |
Accident & incident history
No NTSB accidents or incidents on file for this aircraft.
Maintenance disclosures
THE LEFT PULLEY SUPPORT WEB BELOW THE FLOOR AT FS 120.0, LBL 10.0 CRACKED FROM THE FWD ELEVATOR BELLCRANK MOUNT BOLT ACCESS HOLE TO THE END OF THE WEB.
DURING FLT IN MODERATE TURBULENCE THE AP STARTED TO DISCONNECT, TWICE. THIRD ATTEMPT TO ENGAGE THE AP, THE AC MADE AN UNCOMMANDED 1500 FPM DESCENT. ATTEMPT TO CORRECT THE ATTITUDE WITH THE CWS FUNCTION WAS MADE BUT THE AP WOULD NOT DISENGAGE. THE AP DISCONNECT BUTTON WOULD NOT LET GO EITHER. HAD TO OVERPOWER THE AP CLUTCHES TO REGAIN CONTROL AND ATTEMPTED TO DISCONNECT THE SYS WITH THE C/B, THE AP REMAINED ON AND LIT AFTER PULLED. RECYCLED THE C/B AND WAS SUCCESSFUL. THIS HAPPENED ON DESCENT, THE SYS HAD BEEN FUNCTIONING NORMALLY PRIOR TO THE INCIDENT. MX FOUND WATER ACCUMULATED BEHIND THE REAR CURTAIN. THIS IS THE AREA THAT THE PITCH SERVO IS LOCATED. THEY FOUND THAT THE SERVO HAD A SOLENOID STUCK CLOSED WHICH WOULD NOT LET THE SERVO RELEASE. ALSO, THEY FOUND THAT THE AUTO-PILOT FLIGHT COMPUTER WAS BURNED OUT. THE WATER ACCUMULATION WAS CAUSED BY PLUGGED BILGE DRAINS. (K)