N330AC
Registered owner: LEXAIR LLC, FL (owner ≠ operator)
Operators of this aircraft
Who operated this tail, and how firmly we know it.
| Operator | Role | Period | Basis |
|---|---|---|---|
| AERY AVIATION LLC (SAOA) | Certificate holder | — | Matched by certificate designator |
Accident & incident history
Maintenance disclosures
LEFT ENGINE FIREWALL FOUND CRACKED DURING ENGINE CHANGE.
ON OCT 30,2021, #1 ENGINE HAD AN UN COMMANDED ENGINE SHUT DOWN. THE PILOTS LANDED AT THE SCHEDULED AIRPORT (KBKL) UNEVENTFUL. MAINTENANCE CONTACTED TEXTRON WHO CAME TO KBKL AND INVESTIGATED THE ISSUE. THEY DISCOVERED THE LP SWITCH TRIPPED. AFTER FURTHER INVESTIGATION, THEY FOUND THE LP TRIP MECHANISM TO BE WORN BEYOND ALLOWED 0.012" IN SEVERAL PLACES. THEY REPLACED LEVER ASSEMBLY WITH NEW, FOUND FRETTING/WEAR ON LEVER ADJUSTMENT SCREW AND REPLACED SCREW WITH NEW. REASSEMBLED TRIP ASSY AND FOUND THE TRIP PIN WAS 0.050 SHORT. CALCULATED DIMENSION FOR THE NEW TRIP PIN AND MADE THE ADJUSTMENTS. ALL WORK WAS COMPLIED WITH IAW WILLIAMS FJ44-2A LMM 76-20-01-501, 76-20-01-601, AND 76-20-01-801. COMPLETED STABILITY/ACCELERATION CHECK, PERFORMANCE CHECK, AND HIGH POWER CHECK IAW 71-00-00-760-818, 71-00-00-760-823 AND 71-00-00-760-826. ALL CHECKS WERE GOOD. AIRCRAFT WAS RELEASED FOR FLIGHT ON 8 NOV 2021. AIRCRAFT FLEW FROM KBKL TO KICH FOR A SCHEDULED MAINTENANCE EVENT WITH NO ISSUES. ON 23 NOV 2021 AFTER THE SCHEDULED MAINTENANCE EVENT, GLOBAL AIRCRAFT TECHNOLOGIES WAS PERFORMING ENGINE RUNS WHEN #1 ENGINE EXPERIENCE AN UN COMMANDED SHUT DOWN ON THE GROUND. WE CALLED IN BOTH TEXTRON AND WILLIAMS TO INVESTIGATE THE ISSUE. THEY REMOVED THE LP TRIP MECHANISM AND FOUND WEAR ON IT. AFTER FURTHER INVESTIGATION THE PULLED THE BYPASS DUCT AND EXHAUST NOZZLE AND FOUND IT TO BE CRACKED. THIS CAUSED CONTACT WITH THE TRIP MECHANISM AND TRIPPING THE LP SWITCH. WILLIAMS REPLACED THE BYPASS DUCT AND EXHAUST ASSEMBLY IAW WILLIAMS FJ44-2A LMM 72-00-71 P.B.401. INSTALLED NEW TRIP PIN AND ADJUSTED LP TRIP SENSOR IAW WILLIAMS LMM 76-20-01-830-801. COMPLIED WITH IDLE SPEED AND LEAK CHECK, VIBRATION SURVEY AND HIGH POWER CHECKS IAW WILLIAMS FJ44-2A LMM 71-00-00-760-826, 71-00-00-760-814, ALL CHECKS WITHIN LIMITS AND AIRCRAFT WAS RETURNED TO SERVICE
NUMBER 2 VHF RADIO INOP. NUMBER 1 VHF RADIO INTERMITTENT. CLEANED F/O AUDIO SELECT PANEL CONNECTORS.
DURING THE SET UP FOR A CRUISE CLIMB CONFIGURATION THE PROP RPM WAS REDUCED TO THE NORMAL 1400 RPM WHEN THE RT PROP KEPT FALLING UNTIL IT STABILIZED AT 750 RPM WITH 4300 POUNDS OF INDICATED TORQUE. AFTER INCREASING AND DECREASING THE RT PROP AND POWER LEVELS WITH NO CHANGE, THE DECISION WAS MADE TO SHUT DOWN THE RT ENGINE TO PREVENT FURTHER DAMAGE. THE AIRCRAFT WAS LANDED UNEVENTFULLY. THE RT PROP GOVERNOR AND PROXIMITY SWITCH WAS REPLACED. THE BETA VALVE AND BETA LINKAGE WAS ADJUSTED. THE RUN AND OPS CHECK WAS GOOD, AIRCRAFT RETURNED TO SERVICE.
EXPERIENCED LEFT ENGINE FAILURE WHILE LEVELING AT MDA 1,140 FEET FOR THE LOC 15L AT TIMMERMANN. THE PILOT DECLARED AN EMERGENCY WITH MKE ATC. THE AIRCRAFT LANDED WITHOUT INCIDENT. THE EMERGENCY WAS TERMINATED WHILE EXITING THE RUNWAY. MECHANIC FOUND PY LINE BETWEEN PROPELLER GOVERNOR AND FIRE SHIELD BROKEN AT ''TEE''. REMOVED AND REPLACED PY LINE. RUN-UP CHECKED GOOD. (X)