N781JS
Operators of this aircraft
Who operated this tail, and how firmly we know it.
No operator established for this aircraft.
Accident & incident history
No NTSB accidents or incidents on file for this aircraft.
Maintenance disclosures
CORROSION NOTED ON LOWER SEAL PLATE ON FORWARD SIDE OF AFT PRESSURE BULKHEAD. DURING FASTENER REMOVAL TWO 3 INCH CRACKS WERE NOTED IN THE LOWER FLANGE JUST FORWARD OF THE RADIUS OF THE PART. PART IS IN PROCESS OF BEING REPLACED. SUSPECT PART BECAME PRELOADED DURING INITIAL INSTALLATION OF FASTENERS AND FAILED OVER TIME.
DESCENDING OUT OF 24,000 FEET FOR 16,000 FEET, THE WINDSHIELD BLEED AIR WAS SELECTED TO LOW. ONCE SELECTED ON, IT INITIALLY DID NOT ACTIVATE, THEN STARTED BLOWING HARDER THAN THE SELECTED SETTING BEFORE ADJUSTING ITSELF TO THE NORMAL FLOW. 2-3 MINUTES AFTER THE W/S BLEED AIR WAS SELECTED ON, THE CREW RECEIVED THE BAGGAGE SMOKE ANNUNCIATOR IN THE COCKPIT. AFTER QUICKLY RUNNING THE CHECKLIST, THE CREW MADE THE DECISION TO INITIATE AN EMERGENCY DESCENT WHILE DECLARING AN EMERGENCY. LANDED WITHOUT INCIDENT AND NOTED NOTHING ABNORMAL DURING INSPECTION OF THE FORWARD AND REAR BAGGAGE COMPARTMENTS. MAINTENANCE INSPECTED THE FWD BAGGAGE AREA AND NOTED NO DEFECTS. MAINTENANCE ALSO INSPECTED THE AFT BAGGAGE AREA AND FOUND A BONDING STRAP LABEL RESTING ON THE BLEED AIR DUCTS. MX REPOSITIONED THE BONDING STRAP AND OPERATED THE W/S SYSTEM. NO DEFECTS NOTED.
ADVANCING OUT OF 8,000 FT TO 13,000 FT, ITT TURNED RED, AND THE CREW HEARD A POP. ALL INDICATIONS SEEMED NORMAL EXCEPT ITT ON MFG TURNED RED. THE CREW DECLARED AN EMERGENCY AND LANDED WITHOUT FURTHER INCIDENT AFTER THE PILOT SHUTDOWN THE ENGINE. AN UPDATE WILL BE PROVIDED WHEN IT BECOMES AVAILABLE. MAINTENANCE REMOVED AND REPLACED THE RIGHT ENGINE WITH A REPAIRED LOANER UNIT. MAINTENANCE ALSO REPLACED THE INLET ANTI-ICE VALVE. OPS AND LEAK CHECKS WERE GOOD.
DESCENDING FROM FL400 TO FL350 THE CAPTAIN FELT HIS EARS POPPING. HE LOOKED AT THE CABIN PRESSURE GAUGE AND NOTICED IT FLUCTUATING FROM 0-500 FT/MIN BEFORE JUMPING TO 5500 FT/MIN. THE CREW PUT ON THEIR OXYGEN MASKS. THE RED CABIN ALT LIGHT ILLUMINATED, AND THE CREW PROCEEDED TO CARRY OUT THE EMERGENCY DESCENT PROCEDURE. THE MASKS IN THE CABIN DEPLOYED. THE ACFT LANDED WITHOUT ANY FURTHER PROBLEMS. MAINTENANCE R & R THE PRIMARY OUTFLOW VALVE AND THE PRESSURIZATION CONTROLLER. THE ACFT PRESSURIZATION CHECK WAS GOOD.