N340AF
Operators of this aircraft
Who operated this tail, and how firmly we know it.
| Operator | Role | Period | Basis |
|---|---|---|---|
| COBALT AIR, LLC (6CBA) | Certificate holder | — | Matched by certificate designator |
Accident & incident history
No NTSB accidents or incidents on file for this aircraft.
Maintenance disclosures
PROBLEM: DURING CRUISE FLIGHT FROM KBED TO KTYS THE FLIGHT CREW HAD THE FOLLOWING DISCREPANCY "LOAD SCREECHING HIGH PITCH NOISE SUDDENLY AT 22000 SOUND WENT AWAY BELOW 18000". THE FLIGHT CREW ELECTED TO DIVERT TO KSHD WHERE ON APPROACH, ATC DECLARED AN EMERGENCY AS PRECAUTION. THE AIRCRAFT LANDED AT KSHD SAFELY WITHOUT INCIDENT. RESOLUTION: THE AIRCRAFT WAS EXTENSIVELY INSPECTED FOR ANY DEFECTS, NONE WERE FOUND. THE AIRCRAFT PRESSURIZATION SYSTEM WAS DEFERRED IAW MEL 21-1 SO THAT IT COULD FLY TO KPSM FOR PRESSURIZATION CHECKS/EQUIPMENT AND FURTHER TROUBLESHOOTING. THE AIRCRAFT FLEW TO KPSM SUCCESSFULLY WITH NO PROBLEMS UN PRESSURIZED. AT KPSM MAINTENANCE COMPLETED THE FOLLOWING,PERFORMED CABIN LEAK TEST IAW PILATUS AMM 12-B-21-30-00-00A-903A-A. OPS CHECKS GOOD NO DEFECTS NOTED. DURING ENGINE RUNS CHECKED FOR COCKPIT VENTS MAKING NOISE. NO DEFECTS NOTED. ADJUSTED LOWER RIGHT SIDE OF CABIN DOOR SEAL, TO STRAIGHTEN SEAL BY RESETTING NY LATCHES. THE AIRCRAFT WAS RELEASED AND FLEW FOR 7.6 FLIGHT HOURS WITHOUT ANY CREW DISCREPANCIES. ON 3/21/2021 INBOUND TO KPSM THE FLIGHT CREW REPORTED " REAR CARGO DOOR SEAL WHISTLES INTERMITTENTLY WHEN DIFF PRESSURE EXCEEDS 4.50 +/-. MAINTENANCE IS CURRENTLY REMOVING AND REPLACING THE CARGO DOOR SEAL IN KPSM IAW THE PILATUS AMM 12-B-52-30-03-00A-920A-A.
FLIGHT CREW REPORTED DU 1+2+3+4 WENT DARK FOR 1 SEC. MAU WENT THROUGH FULL REBOOT. NAV DATA LOSS AND HAD TO REINITIALIZE. THE MAU CHASSIS WAS FOUND TO BE FAULTY. IT WAS REMOVED AND REPLACED IAW AMM 12-B-31-41-00-00A-920A-A, UPLOADED FILES IAW AMM 12-B-45-45-00-00A-550A-A. PERFORMED AN OPERATIONAL TEST OF THE MAU IAW AMM 12-B-31-41-00-00A-903A-A. NO FURTHER FAULTS WERE NOTED. P/N VOFF/ON: 7029782-1912 S/N OFF: 11095590 S/N ON: 08062579.
ACS LOW INFLOW INFLIGHT BURNING ODOR COMING FROM VENTS. THE ACS SYS & COMPONENTS WERE INSPECTED WITH NO DEFECTS FOUND. A FUNCTIONAL & OPERATIONAL TEST OF THE TEMPERATURE CONDITIONING & ACS & AUXILIARY HEATING SYSTEMS WAS PERFORMED IAW 12-B-71-00-00-00A-903S-A, CHECKED GOOD. OPERATED SYSTEMS FOR AN ADDITIONAL 30 MIN FROM FULL HEAT TO FULL COLD WITH ACS IN AUTO & INHIBIT NO SMELL DETECTED. THE ACMF FAULT LOGS WERE DOWNLOADED TO SHOW FAULT CODE 21313A07CPA LOW CABIN INFLOW, CAB PRESS CHAN AN EVALUATION SUSPECTED FAULT WAS DUE TO DEFECTIVE ECS CONTROLLER. THE ECS CONTROLLER PN 6130C000-002 WAS R & R IAW 12-B-21-60-01-00A-920AA. THE UNDER FLOOR HEATING FAN WAS FOUND TO RUN CONTINUOUSLY DUE TO STICKING RELAY K162A2. THE RELAY PN 974.20.01.214 IAW WDM 91-10-02. THE ACS & ECS SYS OPERATIONS CHECKED GOOD IAW 12-B-71-00-00-00A-903S-A.