N31077

Part: COMPUTER — MALFUNCTIONED (COCKPIT)

LIGHT STAYS ON, UNABLE TO DOWNLOAD.

Part: CONTROL HEAD — MALFUNCTIONED (WX RADAR SYS)

WX RADAR CONTROL HEAD HAS A FATAL ERROR CODE FOR THE POWER SUPPLY.

Part: OIL COOLER — FAILED (ENGINE) · airframe 13,784 hrs

ENGINE OIL TEMPERATURE NEAR RED LINE.

Part: OIL COOLER — LEAKING (ENGINE) · airframe 13,853 hrs

ENGINE OIL COOLER LEAKING.

Part: GPS — INOPERATIVE (COCKPIT) · airframe 12,044 hrs

GPS RECEIVER INOPERATIVE.

Part: SKID — CORRODED (MLG) · airframe 13,591 hrs

SKID TUBE CORRODED BEYOND LIMITS. SCRAPPED.

Part: BEARING — WORN (BELLCRANK) · airframe 13,424 hrs

ROTOR CONTROL BELLCRANK HAS A WORN BEARING. REPLACED WITH SERVICEABLE PART.

Part: FILTER — DAMAGED (ENGINE OIL) · airframe 13,259 hrs

ENGINE OIL FILTER BYPASS BUTTON WEAK.

Part: BEARING — DAMAGED (PITCH LINK) · airframe 13,489 hrs

RUBBER IS POOCHING OUT OF THE UPPER ELASTOMERIC BEARING.

Part: SEAT BELT — WORN (COCKPIT) · airframe 13,162 hrs

SEAT BELT WORN AND FRAYED.

Part: STOP — DETERIORATED (M/R GEARBOX) · airframe 12,661 hrs

DETERIORATION. REPLACED WITH SERVICEABLE PART.

Part: BATTERY — FAILED (MAIN)

WON'T TAKE A CHARGE. REPLACED WITH SERVICEABLE BATTERY.

Part: THROTTLE — STIFF (FUEL CONTROL) · airframe 12,370 hrs

THROTTLE STIFF. REPLACED WITH SERVICEABLE FUEL CONTROL.

Part: SHUNT — FAILED (GENERATOR) · airframe 12,385 hrs

GENERATOR LIGHT ILLUMINATED IN FLIGHT AND GEN. WOULD RESET. REPLACED WITH SERVICEABLE SHUNT.

Part: MOUNT — DAMAGED (ENGINE) · airframe 12,503 hrs

BEARING CAME UNSTAKED. REPLACED WITH SERVICEABLE MOUNT.

Part: THROTTLE — STIFF (ENGINE CONTROLS) · airframe 12,370 hrs

THROTTLE STIFF. REPLACED WITH SERVICEABLE FUEL CONTROL.

Part: BATTERY — DISCHARGED (MAIN) · airframe 12,324 hrs

WEAK BATTERY. REPLACED WITH SERVICEABLE PART.

Part: TRANSMISSION — MAKING METAL (MAIN ROTOR) · airframe 12,271 hrs

MAKING METAL. REPLACED WITH SERVICEABLE ASSY.

Part: RESTRAINT — DAMAGED (TRANSMISSION) · airframe 11,334 hrs

BOTH BEARINGS UNSTAKED. SENDING TO VENDOR FOR REPAIR.

Part: TRANSMITTER — FAILED (FUEL INDICATOR) · airframe 11,151 hrs

WILL NOT INDICATE FUEL QUANTITY IN FORWARD CELLS.

Part: BELLCRANK — BINDING (ELEVATOR ASSY) · airframe 11,375 hrs

BELLCRANK BEARING BINDING AT TIMES. REPLACED WITH SERVICEABLE ASSY.

Part: SHAFT — STRIPPED (CYCLIC STICK) · airframe 10,995 hrs

THREADS STRIPPED ON SHAFT; PILOT WAS UNABLE TO FRICTION DOWN CYCLIC STICK. SCRAPPED AND REPLACED WITH SERVICEABLE PART.

Part: HOSE — LEAKING (HEATER) · airframe 10,818 hrs

HOSE ASSY WIRE BRAIDING IS CHAFED AND HOSE IS LEAKING. SCRAPPED AND REPLACED WITH SERVICEABLE UNIT.

Part: GYRO — MALFUNCTIONED (COCKPIT) · airframe 11,292 hrs

CAUSES HIS TO STICK AND BE ERRATIC.

Part: GYRO — FAILED (COCKPIT) · airframe 10,963 hrs

D.G. DOES NOT TRACK IN TURNS.

Part: ELEMENT — BYPASSING (ENG OIL SYSTEM) · airframe 11,443 hrs

BYPASSED EARLY. SCRAPPED LOCALLY AND REPLACED WITH NEW FILTER.

Part: CYLINDER — DAMAGED (SERVO) · airframe 10,948 hrs

THE PILOT VALVE THROUGH BOLTS (2 EA) ARE VERY STIFF AND CANNOT BE MOVED BY HAND. STIFF FLIGHT CONTROLS. REPLACED WITH SERVICEABLE SERVO.

Part: AMPLIFIER — INOPERATIVE (PA SYSTEM) · airframe 10,973 hrs

INOPERATIVE. WILL NOT TURN ON. PERFORMED PRELIMINARY INSPECTION. FOUND Q3204 BAD. REPLACED. CLEANED RUST ON HOUSING AND PAINTED. FUNCTION CHECK GOOD.

Part: SEAT BELT — DAMAGED (COCKPIT) · airframe 11,409 hrs

BAD SHOULDER HARNESS TENSION ADJUSTERS BACKWARDS AND RUB AGAINST BODY AND CANNOT BE ADJUSTED.

Part: TRANSCEIVER — MALFUNCTIONED (VHF SYSTEM) · airframe 11,051 hrs

THE LARGE OUTER CHANNEL CHANGE KNOB INTERMITTENT. PERFORMED PRELIMINARY INSPECTION AND TESTED. REPLACED DISPLAY BOARD ASSY. REPAIRED PROBLEM. ADJUSTED C/N SQUELCH AND BENCH CHECK GOOD.

Part: BEARING — FAILED (NR 3 & 4)

ENGINE REMOVED DUE TO TURBINE WHEEL RETIREMENT. GEARBOX REPAIRED DUE TO CEBA72-3217R-2.

Part: BEARING — FAILED (NR 3 & 4)

ENGINE REMOVED DUE TO TURBINE WHEEL RETIREMENT. GEARBOX REPAIRED DUE TO CEBA72-3217R-2. SERIAL NUMBERS REMOVED ARE MP01281 AND MP01162. REPLACED WITH SERIAL NUMBERS JJ02329 AND JJ02198.

Part: SKIN — MISMANUFACTURED (HORIZONTAL STAB)

STABILIZER MISMANUFACTURED. COULD NOT INSTALL TAILBOOM SUPPORT PANELS DUE TO WHAT APPEARS TO BE A TWIST IN STABILIZER MANUFACTURE WITH ONE UPPER SIDE ATTACHED, OTHER SIDE BOLT HOLES APPROXIMATELY .50 INCH MISALIGNED ON ONE END.

Part: TACH GENERATOR — DAMAGED (ROTOR)

LIP OF HOUSING BROKEN AT BEARING SEAT ON TACHOMETER GENERATOR.

Part: INDICATOR — STICKS (TOT)

NEEDLE STICKS AT ZERO ON TOT INDICATOR.

Part: OIL COOLER — CORRODED (ENGINE OIL)

HIGH OIL TEMPERATURE INDICATION AND CORROSION FOUND ON OIL COOLER.

Part: EXHAUST STACK — CRACKED (ENGINE)

EXHAUST ASSEMBLY CRACKED.

Part: ACTUATOR — FAILED (DROOP BAY)

ACTUATOR WILL NOT ACTUATE.

Part: SPUR GEAR — WORN (ENGINE)

ENGINE REMOVED DUE TO TURBINE OVERHAUL. INSPECTION OF COMPRESSOR PARTS NOTED: SPLINE WEAR BEYOND SERVICEABLE LIMITS ON SHAFT SPLINES.

Part: FUEL PUMP — WORN (ENG FUEL)

FUEL PUMP DRIVE SHAFT, SHOW SIGNS OF STEP WEAR ON SPLINES.

Part: TRANSCEIVER — FAILED (COCKPIT)

TRANSCEIVER FREQUENCY DISPLAY INOPERATIVE.

Part: ACTUATOR — INOPERATIVE (M/R CONTROL)

ACTUATOR INOPERATIVE.

Part: RESTRAINT — DAMAGED (XMSN)

RESTRAINT WAS DAMAGED WHEN BEARING CAME LOOSE.

Part: TRANSCEIVER — KNOB BROKEN (COCKPIT)

TRANSCEIVER 4TH DIGIT KNOB BROKEN OFF. PERFORMED PRELIMINARY INSPECTION AND FOUND 4TH DIGIT KNOB BROKEN OFF. REPLACED FACEPLATE ASSY, REPAIRED, ALSO FOUND V301 PHOTOCELL INOPERATIVE. REPLACED V301 PHOTOCELL. REPAIRED. BENCH CHECK GOOD.

Part: HOSE — LEAKING (HYD SYSTEM)

ON APPROACH TO OFFSHORE PLATFORM, PILOT EXPERIENCED LOSS OF HYDRAULICS, LANDED WITHOUT INCIDENT. MAINTENANCE FOUND HOSE ASSY P/N 70-053H000A100A LEAKING. REF: 206L-3 IPB, CHAPTER 29-99-00. FIGURE 29-1, ITEM 50.

Part: COLLECTOR — CRACKED (EXHAUST)

TURBINE REMOVED DUE TO OVERHAUL. UPON INSPECTION NOTED THE FOLLOWING: EXCESSIVE CRACKS BEYOND SERVICEABLE LIMITS ON EXHAUST COLLECTOR AS MARKED. REPLACED DISCREPANT PART.

Part: RESTRAINT — BEARING WORN (XMSN)

RESTRAINT BEARING WORN.

Part: TORQUEMETER — STICKS (COCKPIT)

TORQUEMETER STICKS AT 75-80%.

Part: INDICATOR — STICKS (COCKPIT TOT)

NEEDLE INTERMITTENTLY STICKS AT ZERO. SENT TO MASCO FOR INSPECTION AND REPAIR.

Part: TRANSCEIVER — DEFECTIVE (COCKPIT ATC)

R/H KNOB BROKEN. REPLACED KNOB. REPAIRED. UNIT HAS LOW POWER OUT AND CANNOT ADJUST POWER UP TO SPECS. REPLACED CAVITY OSCILLATOR V101. REPAIRED. ADJUSTED PULSE WIDTH. BENCH CHECK GOOD.

Part: RECEIVER — DEFECTIVE (COCKPIT)

"O" BUTTON DOES NOT ILLUMINATE, "ENT" BUTTON HAS TO BE PRESSED VERY HARD AND SEVERAL TIMES TO FUNCTION.

Part: YOKE — JOURNAL FAIL (M/R HUB)

BEARING JOURNAL BREAKING DOWN. REPLACED WITH NEW YOKE.

Part: TRANSCEIVER — INOPERATIVE (COCKPIT)

TRANSPONDER INOPERATIVE. REPLACED DETERIORATED RESISTOR R477. REPLACED PHOTOCELL V301 DUE TO WEAK REPLY LIGHT. FOUND SLS TO BE OUT OF SPECIFICATIONS. ALIGNED RECEIVER. REPAIRED. BENCH CHECK GOOD.