N911FL

Part: PLUG — LEAKING (FUEL PUMP)

EN ROUTE TO SCENE, CREW DETECTED STRONG SMELL OF FUEL. LANDED WITHOUT INCIDENT. MAINTENANCE FOUND FUEL SEEPING FROM SAFTIED PLUG ON END OF FUEL PUMP FILTER COVER. RE-TORQUED PLUG AND RE-SAFTIED. LEAK CHECKED AND RETURNED TO SERVICE. REF: ALLSION 250-C20 IPC, CHAPTER 73-20-00, FIGURE 1, ITEM 67.

Part: ENCODER — READS HIGH (ALTIMETER)

ENCODER READS HIGH.

Part: REGULATOR — FAILED (DC SYSTEM)

VOLTAGE REGULATOR IS OVER VOLTAGE.

Part: INDICATOR — DEFECTIVE (ENG EGT)

SEVERE FRICTION - CANNOT CALIBRATE.

Part: TRANSCEIVER — FAILED (COCKPIT)

INTERMITTENT OPERATION WITH ATC. PERFORMED PRELIMINARY INSPECTION. FOUND POWER OUT LOW. ADJUSTED V101 CAVITY TUBE. NO HELP. REPLACED V101 CAVITY TUBE. REPAIRED. ADJUSTED PULSE WIDTH AND FREQUENCY. BENCH CHECK GOOD.

Part: INDICATOR — INTERMITTENT (TACH)

TACH INDICATOR INTERMITTENT OPERATION.

Part: INDICATOR — FAILED (ENG EXH TEMP)

INDICATOR CANNOT BE CALIBRATED. READS LOW AT HIGH SCALE.

Part: INDICATOR — FAILED (EXH TEMP)

EGT INDICATOR HIGH OUT OF TOLERANCE. TIME SINCE REPAIR 0:00.

Part: TRANSPONDER — FAILED (COCKPIT ATC)

TRANSPONDER INTERMITTENT, DROPPING OFF WITH ATC. PERFORMED PRELIMINARY INSPECTION AND FOUND RECEIVER DROPPING OFF LINE. REPLACED CR202 MIXER DIODE. REPAIRED. ADJUSTED PULSE WIDTH AND FREQUENCY. BENCH CHECK GOOD.

Part: ELT — WEAK (COCKPIT)

ELT HAS WEAK SIGNAL.

Part: VALVE ASSY — LEAKAGE (ENGINE)

VALVE ASSY INTERNAL LEAKAGE.

Part: DRIVESHAFT — DEFECTIVE (M/R DRIVE)

SLIPPAGE MARKS GONE AND HARDWARE MISSING.

Part: DRIVESHAFT — DEFECTIVE (M/R DRIVE)

SLIPPAGE MARKS GONE AND HARDWARE MISSING.

Part: ALTIMETER — ERRORS (COCKPIT)

RADIO ALTIMETER READINGS INACCURATE.

Part: ANTENNA — DEFECTIVE (RADAR ALTIMETER)

RADAR ALTIMETER UNRELIABLE.

Part: BLADE — CRACKED (M/R)

NOSE AND NECK SHELLS CRACKED IN THE ROOT AND CUFF AREA.

Part: BLADE — CRACKED (M/R)

BLADE IS CRACKED. (NOSE AND NECK SHELLS CRACKED IN THE ROOT AND CUFF AREAS)

Part: BLADE — CRACKED (M/R)

BLADE IS CRACKED. (NOSE AND NECK SHELLS CRACKED IN THE ROOT END AREA)

Part: BLADE — CRACKED (M/R)

BLADE IS CRACKED. (NOSE AND NECK SHELLS CRACKED IN THE ROOT END AREAS)

Part: WHEEL — FAILED (TURB 1ST STG)

ENGINE REMOVED DUE TO TURBINE WHEEL FAILURE. UPON INSPECTION OF TURBINE PARTS NOTED THE FOLLOWING: #1 WHEEL EXHIBITS A RIM FAILURE. CRACK ORIGINATED AT RIM AND PROGRESSED ON THE LEADING EDGE SIDE 3/8" UNTIL OVERLOAD, PROGRESSING AROUND A1/16" X 1/4" CASTING FLAW 5/8" FROM THE TRAILING EDGE CENTER OF WHEEL. FLAW IS SMOOTH TEXTURED AND APPEARS TO BE A 1/4" CIRCULAR PLUG INSERT. 45% OF WHEEL NOT RECOVERABLE DUE TO EXITING THROUGH GP SECTION AND A/C COWLING.

Part: TURBINE WHEEL — FAILURE (NR 2 ENGINE)

ROTORCRAFT SUFFERED AN UNCONTAINED TURBINE FAILURE CAUSING DAMAGE TO AIRCRAFT. NR 2 ENG FAILED AND TURBINE WHEEL ENTERED TAILBOOM TUNNEL CAUSING A 9 INCH TEAR IN CENTER OF FIRE WALL. HIT NR 1 T/R DRIVESHAFT HANGER BEARING SUPPORT, RIPPED MOUNTING. WHEEL THEN HIT NR 1 ENG AIR DISCHARGE TUBES. AIRCRAFT WAS ON HELIPAD READYING FOR TAKEOFF.

Part: INDICATOR — READS LOW (COCKPIT TOT)

INDICATOR READS LOW AND WILL NOT CALIBRATE.

Part: INDICATOR — FRICTION ERROR (EXH TEMP)

NEEDLE HAS EXCESSIVE FRICTION ERROR. SENT TO MASCO FOR INSPECTION AND REPAIR.

Part: TURBINE — SEIZED (ECU)

TURBINE SEIZED.

Part: NOZZLE — CRACKED (NR 1 VANES)

ENGINE REMOVED DUE TO EXCESSIVE SMOKE ON SHUTDOWN. UPON INSPECTION OF TURBINE PARTS NOTED THE FOLLOWING: CRACKED AND BOWED BEYOND SERVICEABLE LIMITS ON #1 NOZZLE VANES. REPLACED DISCREPANT PART.

Part: SHAFT — SCORED (T/R)

T/R SHAFT IS SCORED. (SCORING AT ZONE F AND PITTING AT ZONE D)

Part: CLUTCH — CAGE WORN (FREEWHEEL)

COMPLIED WITH 600 HOUR INSPECTION. SCRAPPED CLUTCH DUE TO INNER CAGE WORN BEYOND LIMITS. REPLACED WITH SERVICEABLE CLUTCH.

Part: BLADE — CRACKED (M/R)

NOSE AND NECK SHELL CRACK NEAR THE ROOT END.

Part: TRANSCEIVER — DEFECTIVE (COCKPIT ATC)

NO TRANSMIT POWER. REPLACED V101 CAVITY OSCILLATOR. REPLACED BROKEN FACE-PLATE ASSY. LOCKING MECHANISM BROKEN; REPLACED SCREW, FLAT WASH AND GROOVE PIN. REPAIRED. ADJUSTED V101 AND MEETS MFGS SPECS.