N52FN
Registered owner: GH EQUIPMENT LLC, DE (owner ≠ operator)
Operators of this aircraft
Who operated this tail, and how firmly we know it.
| Operator | Role | Period | Basis |
|---|---|---|---|
| Flight International Aviation, LLC (BHKA) | Certificate holder | — | Matched by certificate designator |
Accident & incident history
No NTSB accidents or incidents on file for this aircraft.
Maintenance disclosures
LEFT ENGINE FIRE LIGHT CAME ON APPROXIMATELY 5 MINUTES AFTER TAKE OFF. NO SPIKE IN TURBINE TEMPERATURE. THROTTLE BROUGHT BACK TO IDLE. FIRE LIGHT WENT OUT. EMERGENCY DECLARED. RETURNED BACK TO BASE. LANDED SAFELY WITHOUT ISSUE. TROUBLESHOOTING IN PROGRESS.
DURING A PART 91 FLIGHT WORKING WITH THE US NAVY IN WARNING AREAS OFF THE COAST OF NORTH CAROLINA THE FLIGHT CREW REPORTED HAVING DIFFICULTY MAINTAINING CABIN PRESSURE IN BOTH MANUAL AND AUTO MODES AT MEDIUM ALTITUDES. DURING A CLIMB TO RETURN TO THE AIRCRAFTâS HOME BASE THE CREW RECOGNIZED HOT AIR AND SMOKE FILLING THE CABIN. THE SMOKE AND HOT AIR WAS CAUSED BY THE PRESSURIZATION MALFUNCTION CAUSING THE EMERGENCY PRESSURIZATION VALVES TO OPEN . IN ACCORDANCE WITH THE AIRCRAFTâS QRH, THE OXYGEN MASK AND SMOKE GOGGLES WERE DONNED, THE CREW DECLARED AN EMERGENCY, AND DIVERTED TO KILM, THE NEAREST SUITABLE LANDING FIELD. THE SMOKE DISSIPATED IN ROUTE TO KILM. LANDING UNEVENTFUL, NO INDICATIONS OF FIRE ON POST FLIGHT. CABIN PRESSURIZATION TRANSFERRED TO DMI LOG. ACFT. RETURNED SAFELY TO KPHF. WHILE TROUBLESHOOTING, OUR TECHNICIANS FOUND A CRACK ON THE CABIN EXHAUST VALVE AND A SMALL HOLE IN THE VACUUM SUPPLY LINE BENEATH THE CO-PILOTS ARMREST. REPLACED FAULTY CABIN OUTFLOW VALVE AND LEAKING ALUMINUM VACUUM TUBE CONNECTED TO PRESSURE CONTROLLER. SYSTEM WAS FUNCTIONAL CHECKED AND SUBSEQUENTLY RETURNED BACK TO SERVICE. ALL WORK ACCOMPLISHED IAW LEARJET 35/36 MM CH 21-30-00 AND 21-31-00 DATED 1/23/2020.
AFTER NORMAL START AND TAXI, THE ACFT BEGAN THE TAKEOFF ROLL. IMMEDIATELY AFTER THE "AIRSPEED'S ALIVE" CALL OUT (40 KNOTS) THE LT ITT READ 888 DEGREES C. THE TAKEOFF WAS IMMEDIATELY ABORTED WITH MINIMAL BRAKING (ACFT WEIGHT WAS 16,200). IN CHOCKS WITH BOTH ENGINES SECURED, THE LT ITT READ 100 DEGREES C HIGHER THAN THE RT ITT GAUGE.
THE LT ENGINE ROLLED BACK TO SUB-IDLE DURING A SIMULATED ENGINE FAILURE DURING TAKEOFF. THE ENGINE PERFORMED NORMALLY DURING START, TAXI, AND THE INITIAL PORTION OF TAKEOFF. THE LT ENGINE ACCELERATED NORMALLY, AND THE THRUST LEVER POSITION AND ALL INDICATIONS MATCHED THE RT ENGINE. THE CAUSE OF THE ROLLBACK IS UNDER INVESTIGATION BY MX, AND DETAILS WILL BE PROVIDED WHEN THE CORRECTION IS MADE.