N61SJ

ATA 2821

Part: FILTER — COLLAPSED (ZONE 100) · airframe 16,498 hrs · 10,195 cycles

AFTER DEPART, CLIMBING THROUGH 34000', THE CAPTAIN NOTICED THE MASTER WARNING FLASHING, LT FUEL PRESS LIGHT FLASHED MOMENTARILY, WENT OUT & THEN CAME BACK ON. THE LT STANDBY PUMP WAS SWITCHED ON, ALL ENG INSTRUMENTS AT FIRST WERE INDICATING NORMAL. A FEW SECONDS LATER THE LT ENG BEGAN TO SPOOL BACK, THE LT OIL PRESS LIGHT CAME ON, THE LT POWER LEVER WAS MOVED TO IDLE & THE ENG SHUTDOWN SHORTLY THEREAFTER. CTR WAS CALLED & RETURNED WAS REQUESTED & GRANTED. DESCENDING THROUGH 28000' AFTER COMPLETING THEIR FUEL PRESS CHECKLIST, THE ENG RESTARTED & ALL INDICATIONS WERE NORMAL. THE ACFT WAS LANDED SAFELY BACK WITH BOTH ENGS FUNCTIONING NORMALLY. PERFORMED A THOROUGH INSPECTION OF THE ENG & AIRFRAME FUEL SYSTEMS. A SMALL SECTION OF THE O RING ON THE LT WING FUEL FILLER CAP WAS FOUND OUT OF ITS GROOVE & FOLDED UNDER THE CAP. ALL OF THE FUEL ON BOARD WAS DRAINED, APPROX ONE QUART OF WATER WAS FOUND IN THE LT WING TANK, NONE IN THE FUSELAGE TANK OR THE RT WING. THE LT ENG LOW PRESS FUEL FILTER APPEARED COLLAPSED & THE RT LOOKED NORMAL. THE FUEL CAP & BOTH LOW PRESS FUEL FILTERS WERE REPLACED WITH NEW. A TEST FLIGHT WAS COMPLETED UP TO 38000' & SAFELY LANDED WITH NO DISCREPANCIES NOTED.

ATA 2612

Part: FIRE LOOP — CHAFED (LT NACELLE) · airframe 15,780 hrs · 9,732 cycles

TWO HOURS INTO FLIGHT AT FL390, LT ENGINE FIRE LIGHT ILLUMINATED, FLICKERED A FEW TIMES THEN CAME ON STEADY. CAPTAIN PULLED POWER LEVER TO IDLE & THE LIGHT DID NOT EXTINGUISH. SHUTDOWN ENGINE, LIGHT STILL ON. BOTH FIRE BOTTLES WERE DISCHARGED, LIGHT REMAINED ON. DECLARED AN EMERGENCY, DIVERTED AND LANDED. TOWER REPORTED THAT THERE WERE NO VISIBLE SIGNS OF A FIRE. ACFT LANDED SAFELY. ENGINE RUNS PERFORMED, FIRE LIGHT DUPLICATED & FOUND TO BE A FIRE LOOP CLAMP CHAFING ON THE LOWER FIRE LOOP AT THE ACCESSORY GEARBOX AREA. LOOP INSULATOR WAS WORN & PARTLY MISSING. BOTH CLAMP & INSULATOR WERE REPLACED WITH NEW PIECES. THREE MORE ENGINE RUNS WERE COMPLETED WITH NO FURTHER FIRE LIGHT INDICATION. THE ACFT WAS FLOWN BACK TO ELP WITH NO OTHER ISSUES.

ATA 7320

Part: SOLENOID — SHORTED (NR 1 ENGINE) · airframe 15,459 hrs · 9,493 cycles

DURING CLIMB, NR 1 ENGINE EXPERIENCED A SUDDEN SURGE FOLLOWED BY A ROLLBACK OF APPROXIMATELY 15 PERCENT N1. CAPTAIN NOTICED LT FUEL COMPUTER LIGHT ON & CO-PILOT EXECUTED CHECKLIST. FUEL COMPUTER DID NOT RESET. DECIDED TO RETURN. AFTER BURNING OFF FUEL, LANDED WITHOUT FURTHER INCIDENT. DOWNLOADED ENGINE FUEL COMPUTER, REVIEWED AND CLEARED FAULTS PREVENTING RESET. DOWNLOAD SHOWED FAULT CODE 81 WHICH IS SURGE BLEED VALVE SOLENOID SHORTED. SOLENOID PACK REPLACED AND ENGINES WERE RUN UP TO FULL POWER ON THE GROUND. NO FURTHER ISSUES NOTED.

ATA 7250

Part: TURBINE BLADES — DAMAGED (LT ENGINE) · airframe 15,457 hrs · 9,491 cycles

STARTING ENGINES PREPARING FOR DEPARTURE, NR 2 ENGINE RUNNING AFTER BEING STARTED WITH A POWER CART. CAPTAIN DECIDED TO TAXI OUT AND START NR 2 ENGINE. NR 2 STARTER ENGAGED, CAPTAIN NOTICED BATTERY VOLTS HAD DROPPED TO 19 VOLTS AND A HOT START WAS EMINENT. ABORTED START. AFTER REPLACING BATTERIES, NORMAL STARTS WERE COMPLETED WITH NO INDICATIONS OF ANY PROBLEMS. PREPARED FOR DEPARTURE, STARTED BOTH ENGINES AGAIN WITH NO ABNORMAL INDICATIONS. SHORTLY AFTER TAKEOFF, APPROX 2500FT, CREW HEARD A BANG AND CLICKING NOISES. CAPTAIN SECURED ENGINE, DECLARED AN EMERGENCY, RETURNED TO DEPARTURE AND LANDED WITH NO FURTHER INCIDENT. INSPECTED LT ENGINE AND NOTICED SMALL PIECES OF THREE TURBINE ROTOR BLADES MISSING. ENGINE PULLED FROM ACFT AND SENT FOR REPAIR.

ATA 2197

Part: CONNECTOR — DAMAGED (TEMP CONTROL) · airframe 15,421 hrs · 9,439 cycles

DURING CLIMB, BETWEEN 150 AND 170, CABIN AREA BECAME UNCOMFORTABLY WARM. CREW NOTICED CABIN TEMPERATURE INDICATOR WAS INDICATING FULL HOT AND WOULD NOT MOVE IN AUTO MODE. TEMPERATURE CONTROL WAS MOVED TO MANUAL AND TEMP INDICATOR MOVED TOWARDS COOL. AFTER LANDING, TEMPERATURE CONTROL SYSTEM WAS LEFT IN MANUAL MODE AND CYCLED FROM HOT TO COLD SEVERAL TIMES. MANUAL MODE FUNCTIONS SEEMED NORMAL. ON INSPECTION, A PIN WAS FOUND PUSHED OUT OF THE CABIN TEMP CONTROL BOX CONNECTOR. PIN REPLACED AND RESET INTO CONNECTOR, AUTO MODE WAS TESTED ON GROUND AND FOUND TO OPERATE NORMALLY.

ATA 7200

Part: ENGINE — SHUTDOWN · airframe 15,183 hrs · 9,311 cycles

CLIMBING TO 38000 FT AT CRUISE, PILOT HEARD LOUD NOISE, THINKING IT WAS EMERGENCY PRESSURIZATION VALVE, AIRPLANE THEN YAWED. PILOT NOTICED POWER DECREASE ON LT ENGINE. NO WARNING LIGHTS, EMERGENCY INDICATIONS. PILOT BROUGHT ENGINE TO IDLE. OIL PRESSURE, OIL TEMP, FUEL FLOW, ALL NORMAL. BEGAN DESCENT AND ROUGHLY AT 5000 FT, PILOT HEARD LOUD NOISE FROM LT ENGINE AND SHUTDOWN. THEY MADE A 1 ENGINE LANDING. PILOT NOTED THAT HE COULD NOT TURN LEFT ENGINE FAN BLADE.