N221TW

Part: GOVERNOR — BROKEN (OVERSPEED) · airframe 25,855 hrs · 19,749 cycles

ON DEPARTURE, DURING CLIMBOUT THE CREW NOTICED THE NR 1 EPR HAD DROPPED TO 1.4 AND 600 DEG EGT AND THEY RETURNED. MAINTENACE FOUND THE OVERSPEED GOVERNOR TEST LINKAGE HAD BROKEN, PUTTING THE OSG IN TO GROUND TEST MODE, THE OSG WAS REPLACED AND ALL OPS CHECKS WERE NORMAL. NO FURTHER ACTION REQUIRED.

Part: ANTI-ICE VALVE — VIBRATION (RT ENGINE) · airframe 24,431 hrs · 18,748 cycles

ON TRANSITION FROM CLIMB TO CRUISE A FAINT GROWLING NOISE WAS HEARD IN THE REAR OF THE ACFT. WHEN SPEED INCREASED FROM 230 KTS TO 275 KTS THE SOUND BECAME MORE APPARENT. CREW REQUESTED TO DIVERT. UPON DESCENDING THROUGH 7000 MSL A FAINT POPPING NOISE WAS HEARD. CREW THEN REQUESTED PRIORITY HANDLING AND DECLARED AN EMERGENCY. ACFT LANDING NORMAL ON RNWY 30L. MX CREW DISPATCHED. MX REMOVED AND REPLACED THE RT NACELLE ANTI-ICE AND THE RT ENG ANTI-ICE VALVE. PERFORMANCE RUN AND LEAK CHECK GOOD. NO FURTHER DEFECTS.

Part: REGULATOR — ODOR (FLIGHT DECK) · airframe 24,094 hrs · 18,516 cycles

ON DECENT INTO CLT CREW BEGIN TO DETECT ELECTRICAL SMOKE AND SAW SMOKE FROM BETWEEN THE GLARE SHIELD AND NR 3 GLASS. CREW DECLARED EMERGENCY AND LANDED CLT WITHOUT INCIDENT. INSPECTED WIRING FOR EVIDENCE OF DAMAGE. REPLACED WINDSHIELD HEAT REGULATOR.

Part: FIRE LOOP — SHORTED (NR 1 NACELLE)

AC DEPARTED AND CLIMBED TO 3000 FT MSL. NR1 ENG FIRE WARNING HORN AND LIGHT ACTIVATED. AC DECLARED EMERGENCY AND RETURNED TO DEPARTURE. MAINT FOUND NO EVIDENCE OF FIRE. DISCOVERED NR1 FIRE LOOP SHORTED OUT. REPOSITIONED AND TESTED FIRES SYS WARNING. OPS CHECK SYS IS NORMAL. (A)

Part: FRAME — CORRODED (FUSELAGE) · airframe 23,613 hrs · 18,164 cycles

DURING MCI INSPECTION FRAME 7 ON THE LT SIDE, DIRECTLY BEHIND AFT EDGE OF PILOTS SIDE WINDOW WAS FOUND TO BE CORRODED IN THE UPPER TUB. ENGINEERING EVALUATED THE CORROSION AND DETERMINED THAT REPAIR WAS NEEDED AND ISSUED AN ENGINEERING INSTRUCTION FOR THE REPAIR. MAINTENANCE PERFORMED REPAIR IAW THE ISSUED ENGINEERING INSTRUCTION. NO FURTHER ACTION REQUIRED. (CLOSED)

Part: TIRE — BLEW OUT (MLG) · airframe 21,014 hrs · 16,326 cycles

AIRCRAFT RT IB MAIN TIRE BLEW OUT ON TAKEOFF. AIRCRAFT DIVERTED. AIRCRAFT LANDED, NO INCIDENT.

Part: ODOR — DETECTED (COCKPIT) · airframe 20,541 hrs · 15,976 cycles

PILOT REPORTED SHORTLY AFTER TAKEOFF THE CABIN HAD AN ODOR OF SMOKE OR MELTING PLASTIC. CREW PERFORMED EMERGENCY CHECK LIST AND RETURNED TO DEPARTURE AIRPORT WITH NO FURTHER SMOKE OR ODOR IN COCKPIT. UPDATE THIS REPORT AFTER MAINTENANCE.

Part: OUTFLOW VALVE — MALFUNCTIONED (CABIN PRESSURE) · airframe 20,185 hrs · 15,712 cycles

DURING CLIMBOUT, THE CABIN PRESSURE BEGAN TO CLIMB AND DESCEND AT HIGH RATES UNTIL THE CABIN STOPPED PRESSURIZING AT ALL. CONTINUED TO BE ERRATIC UNTIL LANDING. MAINTENANCE R & R PESSURIZATION RATE CONTROLLER OP'S AND LEAK CHECK GOOD.

Part: ENGINE — FLAMED OUT (LEFT) · airframe 20,004 hrs · 15,560 cycles

AIRCRAFT DEPARTED ADS WHILE CLIMBING FROM FL360 TO FL 370 LEFT ENGINE FLAMED OUT, ENGINE RELET AND CONTINUED TO DESTINATION, ON POST FLIGHT INSPECTION NO FOD DAMAGE OR LEAKS FOUND. NO FURTHER PROBLEM ON NEXT LEG.

Part: FUEL NOZZLE — MALFUNCTIONED (RT ENGINE) · airframe 19,844 hrs · 15,444 cycles

PILOT REPORTED, DURING DECENT RT ENGINE FLAMED OUT, ATC NOTIFIED, RESTART OF RT ENGINE PERFORMED, UNEVENTFUL LANDING. DURING TAXI, GROUND CONTROL REPORTED FLAMES SHOOTING OUT OF TAIL PIPE. RT ENGINE, WILL UPDATE THIS SDR AFTER MAINTENANCE. PRECAUTIONARY ENGINE CHANGE PERFORMED. AIRCRAFT RETURNED TO SERVICE. ENGINE SHOP FOUND SECONDARY AND PRIMARY ENGINE FUEL NOZZLES WORKING AT SAME TIME, O/H FUEL NOZZLES.

Part: ENGINE — MALFUNCTIONED (RIGHT) · airframe 19,539 hrs · 15,217 cycles

AIRCRAFT DEPARTED ELP, RT ENGINE OIL PRESSURE WENT TO ZERO DURING CLIMB, RETURN TO DEPARTURE AIRPORT, WILL UP DATE REPORT AFTER MAINTENANCE.

Part: TRANSDUCER — FAILED (RT ENGINE OIL) · airframe 21,063 hrs · 17,805 cycles

AIRCRAFT DEPARTED SDF FOR RFD AFTER REACHING 13,000 MSL THE RT ENGINE OIL PRESSURE LIGHT CAME ON AND INDICATION WAS IN THE RED, OIL TEMP WAS NORMAL, ENGINE WAS SHUT DOWN AND SECURED, AIRCRAFT RETURNED TO SDF. MAINTENANCE SWAPPED OIL PRESSURE TRANSDUCERS AND PERFORMED ENGINE RUNS, CHECKED BOTH CHIP DETECTORS AND OIL FILTER WAS CLEANED, NO PROBLEMS FOUND OP CHECKED GOOD, AIRCRAFT RETURNED TO SERVICE, NO OIL PRESSURE INDICATING PROBLEMS ON NEXT FLIGHT.

Part: ENGINE — FLAMED OUT (RIGHT) · airframe 19,091 hrs · 14,868 cycles

DURING CRUISE RT ENGINE FLAME-OUT AT FLT LVL 390, DESCENT TO FL 190. RELIGHT NORMAL, ALL INDICATIONS NORMAL, NO FURTHER PROBLEMS.