N3893N

Part: INDICATOR — UNKNOWN (NR 2 ENGINE) · airframe 20,991 hrs

EN ROUTE TO VHPW, ENGINE OUT LIGHT CAME ON FOR NUMBER 2 ENGINE. PARTICLE SEPARATOR FOR NR 2 CAME ON AND N1 GAUGE FOR NR 2 WENT TO ZERO. ITT AND N2 WAS NORMAL. RETURNED TO EZF AND CONTACTED MAINTENANCE.

Part: BEARING — WORN (TRIPOD ASSY) · airframe 19,492 hrs

ENGINE MOUNT TRIPOD ASSY BEARINGS ARE WORN. SCRAPPED.

Part: ACTUATOR — INOPERATIVE (STEP) · airframe 19,255 hrs

STEP ACTUATOR WILL NOT EXTEND.

Part: SERVO — LEAKING (MAIN ROTOR) · airframe 19,202 hrs

MAIN ROTOR SERVO LEAKS FROM PILOT VALVES.

Part: SERVO — LEAKING (TAIL ROTOR) · airframe 19,286 hrs

TAIL ROTOR SERVO LEAKING FROM TOP SEAL. REPAIRED.

Part: SERVO — LEAKING (TAIL ROTOR) · airframe 19,310 hrs

TAIL ROTOR SERVO LEAKING. REPAIRED.

Part: SWITCH — DAMAGED (INTERPHONE BOX) · airframe 19,837 hrs

HOT MIC IN FM1 MIC SELECT POSITION. REPLACED S1 SELECTOR SWITCH, S6 AND S11 MONITOR SWITCHES, FACEPLATE, VOLUME AND SELECTOR KNOBS, Q9 TRANSISTOR AND C30 CAPACITOR. REPAIRED. BENCH CHECK GOOD.

Part: BATTERY — WEAK (MAIN) · airframe 19,803 hrs

MAIN BATTERY WEAK. REPAIRED.

Part: TRANSCEIVER — INOPERATIVE (WX RADAR SYS) · airframe 19,793 hrs

WEATHER RADAR RT INOPERATIVE. REPLACED F202 FUSE, REPAIRED, BENCH CHECK GOOD.

Part: TRANSCEIVER — MALFUNCTIONED (ADF) · airframe 19,218 hrs

ADF TRANSCEIVER DOES NOT RECEIVE. REPAIRED.

Part: GOVERNOR — OSCILLATES (ENGINE) · airframe 19,253 hrs

GOVERNOR CAUSING OSCILLATION WHEN POWER IS APPLIED. REPAIRED.

Part: GOVERNOR — MALFUNCTIONED (ENGINE) · airframe 19,483 hrs

TORQUE SPLIT. FOUND GOVERNOR BREAK SLOW TO RESPOND. REPLACED TEFLON TUBE AND ROLLER BEARINGS DUE TO WEAR. UNIT TESTED SATISFACTORY.

Part: INDICATOR — INOPERATIVE (RADAR SYS) · airframe 19,793 hrs

RADAR INOPERATIVE. SHOP REPAIR.

Part: BLEED VALVE — OSCILLATES (ENGINE) · airframe 19,509 hrs

BLEED VALVE DELIVERS ENGINE OSCILLATIONS.

Part: GYRO — MALFUNCTIONED (COCKPIT) · airframe 19,512 hrs

LIGHT INOPERATIVE. REPAIRED.

Part: RESTRAINT — FRAYED (COCKPIT) · airframe 19,390 hrs

SHOULDER RESTRAINT FRAYED. SCRAPPED.

Part: INDICATOR — FLUCTUATES (FUEL QTY) · airframe 18,867 hrs

FLUCTUATES ABOUT 50 POUNDS. REPLACED WITH SERVICEABLE PART.

Part: RADAR — DAMAGED (WX SYSTEM) · airframe 19,559 hrs

LOOSE ITEM (RESISTOR) FOUND INSIDE OF WEATHER RADAR UNIT. REINSTALLED LOOSE RESISTOR R328. REPAIRED. BENCH CHECK GOOD.

Part: SERVO VALVE — LEAKING (TCU) · airframe 19,509 hrs

LARGE TORQUE OSCILLATION. FOUND SERVO VALVES AND LEVER LEAKING AIR. CLEANED VALVES AND LEVER, RESET UNIT AND TESTED SATISFACTORY.

Part: GYRO — UNRELIABLE (COCKPIT) · airframe 19,536 hrs

INDICATOR PRECESSES RIGHT UNTIL CARD REACHES INTERNAL STOPS, UNRELIABLE. REPAIRED.

Part: GYRO — MALFUNCTIONED (COCKPIT) · airframe 19,574 hrs

HORIZON GYRO LIGHT INOPERATIVE. REPAIRED.

Part: BUSHING — WORN (TAIL ROTOR)

BEARINGS AND BUSHINGS WORN. REPAIRED.

Part: FLOAT — LEAKING (MLG) · airframe 19,636 hrs

EMERGENCY FLOAT BAG LEAKING.

Part: ENGINE — FAILED (NACELLE) · airframe 19,635 hrs

WHEN PLACED IN MANUAL, GOVERNOR ENGINE COMPRESSOR STALLED AT APPROXIMATELY 70 & N1 SPEED. FLAME CAME OUT OF EXHAUST STACK. ENGINE REMOVED FOR OVERTEMP INSPECTION. REPLACED WITH SERVICEABLE PART.

Part: TUBE — WORN (ENGINE MOUNT) · airframe 19,635 hrs

ENGINE MOUNT TUBE HAS WORN BEARING. SCRAPPED.

Part: TRANSCEIVER — INOPERATIVE (ADF SYSTEM) · airframe 19,476 hrs

TRANSCEIVER INOPERATIVE. NO AUDIO AND WILL NOT POINT.

Part: CAP — WORN (MLG ATTACH) · airframe 19,314 hrs

MLG ATTACH CAP HAS WORN RUBBER.

Part: BEARING — WORN (M/R ROD END) · airframe 19,390 hrs

MAIN ROTOR ROD END HAS A WORN BEARING. REPLACED WITH SERVICEABLE PART.

Part: BEARING — WORN (M/R ROD END) · airframe 19,390 hrs

MAIN ROTOR ROD END HAS A WORN BEARING. REPLACED WITH SERVICEABLE PART.

Part: ADAPTER — WORN (QUILL ASSY)

QUILL ASSY FLANGE ADAPTER WORN. SEND TO VENDOR FOR REPAIR.

Part: BEARING — WORN (UNIVERSAL) · airframe 19,257 hrs

MAIN ROTOR UNIVERSAL HAS A WORN BEARING. REPLACED WITH SERVICEABLE PART.

Part: COVER — WORN (MLG) · airframe 19,144 hrs

RT FWD FLOAT COVER LOOP AND HOOK WOULD NOT HOLD AND FLAP GETTING RAGGED.

Part: SHOE — WORN (SKID TUBE) · airframe 17,611 hrs

WELD BEADS ON SKID TUBE SHOE WORN. REPLACED WITH SERVICEABLE PART.

Part: BEARING — WORN (MAIN ROTOR) · airframe 19,390 hrs

MAIN ROTOR ROD END HAS A WORN BEARING. REPLACED WITH SERVICEABLE PART.

Part: SHOE — WORN (SKID TUBE) · airframe 19,193 hrs

SKID TUBE SHOE WORN. REPLACED WITH SERVICEABLE PART.

Part: COVER — DAMAGED (MLG)

RT AFT FLOAT COVER LOOP AND HOOK WON'T HOLD AND KEEPS COMING OPEN IN FLIGHT.

Part: SHOE — BROKEN (SKID TUBE) · airframe 19,597 hrs

SKID TUBE SHOE HAS TWO BROKEN EARS. REPLACED WITH SERVICEABLE PART.

Part: VALVE — INOPERATIVE (HEATER) · airframe 19,467 hrs

HEATER MIXING VALVE INOPERATIVE.

Part: CAP — WORN (MLG SKID) · airframe 19,314 hrs

SKID CAP ON MLG HAS RUBBER WORN.

Part: INDICATOR — READS HIGH (ENGINE OIL) · airframe 19,225 hrs

ENGINE OIL TEMP READS HIGH.

Part: PRESSURE SWITCH — INOPERATIVE (FUEL BOOST) · airframe 19,568 hrs

FUEL BOOST PRESSURE SWITCH INOPERATIVE. SCRAPPED AND REPLACED WITH SERVICEABLE PART.

Part: CONNECTOR — DAMAGED (SHUTOFF VALVE) · airframe 19,153 hrs

TROUBLESHOOTING FOUND "A" PIN BROKEN IN VALVE PLUG RECEPTICLE OF ENGINE OIL SHUTOFF VALVE. REPLACED WITH SERVICEABLE PART.

Part: INDICATOR — FLUCTUATES (FUEL PRESSURE) · airframe 19,471 hrs

FUEL PRESSURE INDICATOR FLUCTUATES 15 TO 20 PSI WITH JUST INVERTERS ON WITH PRESSURE TO SYSTEM.

Part: CROSSTUBE — CORRODED (MLG) · airframe 19,583 hrs

CORROSION PITS IN ZONE 1 ON TOP SIDE OF TUBE AT A DEPTH OF .010 OF AN INCH DEEP NEAR SADDLE MOUNT.

Part: ENGINE — STALLED (NACELLE) · airframe 18,904 hrs

COMPRESSOR STALLS ABOVE 85 PERCENT N1 AND OVERTEMP (PEGGED OUT GAUGE). SENT TO PRATT AND WHITNEY FOR INSPECTION AND REPAIR.

Part: TRANSMITTER — MALFUNCTIONED (M/R GEARBOX) · airframe 18,918 hrs

PRESSURE INDICATOR NEEDLE PEGGED OUT ON HIGH SIDE. REPLACED WITH SERVICEABLE TRANSMITTER.

Part: COMPASS — LOW (COCKPIT) · airframe 17,639 hrs

LOW ON FLUID.

Part: LIGHT — INOPERATIVE (EXTERNAL) · airframe 17,720 hrs

NOT WORKING. SENT TO OFFSHORE HELICOPTER SUPPORT FOR INSPECTION AND REPAIR.

Part: ANTENNA — DAMAGED (RADAR ALTIMETER) · airframe 17,695 hrs

BASE IS DAMAGED. BASE IS CRACKED. SCRAPPED AND REPLACED WITH SERVICEABLE PART.

Part: CAP — DAMAGED (MAIN ROTOR) · airframe 18,052 hrs

RUBBER LORD MOUNT WEAR FROM OIL. REPLACED WITH SERVICEABLE PART.

Part: BELLCRANK — WORN (MAIN ROTOR) · airframe 18,029 hrs

BEARINGS WORN. REPLACED WITH SERVICEABLE PART.

Part: CONTROL UNIT — CONTAMINATED (ENGINE) · airframe 18,179 hrs

DROOPING IN FLIGHT, FOUND TURCO IN FITTINGS. CLEANED AND POLISHED SERVO VALVE, LEVERS AND FITTINGS. UNIT TESTED OK.

Part: FUEL CONTROL — MALFUNCTIONED (ENGINE) · airframe 18,075 hrs

ENGINE SLOW TO START. SMOKES ON START CYCLE. RAN UNIT AS RECEIVED ON TEST BENCH. COULD NOT DUPLICATE PROBLEM.

Part: SHOE — WORN (MLG) · airframe 17,645 hrs

WORN. REPLACED WITH SERVICEABLE PART.

Part: RADAR — FAILED (COCKPIT) · airframe 18,166 hrs

SCREEN TURNS BLUE. PERFORMED PRELIMINARY INSPECTION. FOUND HIGH VOLTAGE POWER SUPPLY CAUSING LOUD POPPING NOISE. REPLACED HIGH VOLTAGE POWER SUPPLY. BENCH CHECK GOOD.

Part: RADAR — FAILED (COCKPIT) · airframe 17,895 hrs

TOP HALF OF DISPLAY DISTORTED. PERFORMED PRELIMINARY INSPECTION. REPLACED SOCKET PINS ON VARIOUS CONNECTORS. REPLACED CRT ASSEMBLY. ALIGNED TO SPECS. BENCH CHECK GOOD.

Part: BELLOWS — DEFECTIVE (FUEL CONTROL) · airframe 18,020 hrs

IDLES AT 45 PERCENT N1 AND WILL NOT ACCELERATE. FOUND ALL FLOWS TO BE VERY LOW AND UNADJUSTABLE. SPLIT UNIT AND FOUND BELLOWS TO BE DEFECTIVE.

Part: GOVERNOR — INOPERATIVE (FREE TURBINE) · airframe 17,989 hrs

N2 WILL NOT REACH 100 PERCENT. FOUND INTERIOR OF UNIT VERY DIRTY. TEFLON TUBE WAS WORN. REPLACED TEFLON TUBE WITH NEW PART AND CLEANED INTERIOR PARTS.

Part: RADAR — FAILED (COCKPIT) · airframe 18,037 hrs

INOPERATIVE. NO NOISE BAND DURING TEST. PERFORMED PRELIMINARY INSPECTION. COULD NOT DUPLICATE. ADJUSTED STC AND GAIN VOLTAGE. BENCH CHECK GOOD.

Part: GOVERNOR — MALFUNCTIONED (FREE TURBINE) · airframe 18,098 hrs

N2 WENT HIGH WITH THROTTLE AT IDLE. FOUND UNIT TO BE SLIGHTLY HANGING. SPLIT UNIT AND FOUND INTERIOR OF UNIT TO BE DIRTY, WITH FLYWEIGHTS STICKING. THIS WAS THE CAUSE OF THE HANGING ON BENCH. CLEANED INTERIOR OF UNIT AND GOVERNOR TESTED OK.

Part: RADAR — FAILED (COCKPIT) · airframe 17,992 hrs

LEFT SIDE OF DISPLAY WILL NOT DIM. PERFORMED PRELIMINARY INSPECTION. COULD NOT VERIFY COMPLAINT. BENCH CHECK GOOD.

Part: INDICATOR — INOPERATIVE (TRIPLE TACH) · airframe 18,093 hrs

NR 1 TACH NEEDLE STOPPED ALL INDICATING.

Part: FUEL CONTROL — MALFUNCTIONED (ENGINE) · airframe 18,075 hrs

ENGINE SLOW TO START. SMOKES ON START CYCLE. RAN UNIT AS RECEIVED ON TEST BENCH. COULD NOT DUPLICATE PROBLEM.

Part: ACTUATOR — INOPERATIVE (STEP) · airframe 18,238 hrs

STEP WILL NOT RETRACT.

Part: BEARING — WORN (M/R PITCH LINK) · airframe 17,663 hrs

WORN BEARING. SCRAPPED AND REPLACED WITH SERVICEABLE ASSY.

Part: BEARING — WORN (M/R PITCH LINK) · airframe 17,639 hrs

WORN BEARING. SCRAPPED AND REPLACED WITH SERVICEABLE ASSY.

Part: ROD END — WORN (MAIN ROTOR) · airframe 17,639 hrs

WORN. REPLACED WITH SERVICEABLE PART.

Part: BEARING — WORN (M/R PITCH LINK) · airframe 17,663 hrs

WORN BEARING. SCRAPPED AND REPLACED WITH SERVICEABLE ASSY.

Part: ANTENNA — DAMAGED (VHF) · airframe 17,962 hrs

ANTENNA SPLIT. SCRAPPED AND REPLACED WITH SERVICEABLE PART.

Part: BEARING — WORN (M/R PITCH LINK) · airframe 17,663 hrs

WORN BEARING. SCRAPPED AND REPLACED WITH SERVICEABLE ASSY.

Part: CONTROLLER — INTERMITTENT (AIR DISTRIBUTION)

HEATER INTERMITTENT.

Part: COLLECTIVE TUBE — MISMANUFACTURED (FLIGHT CONTROL)

UPON INSTALLATION, UPPER INSERT FOUND TO BE INDEXED WRONG.

Part: TRANSCEIVER — FAILED (COCKPIT)

WILL NOT TRANSMIT. PERFORMED PRELIMINARY INSPECTION AND FOUND DISPLAY INOPERATIVE.

Part: ACTUATOR — MALFUNCTIONED (ROTARY)

ROTARY ACTUATOR FREQUENTLY DOES NOT RELEASE.

Part: INDICATOR — INACCURATE (COCKPIT HSI)

PILOT REPORTS THAT COURSE NUMBER READS DIFFERENT FROM COMPASS NUMBER.

Part: ACTUATOR — STICKING (ROTARY)

LATERAL MAG BRAKE STICKING.

Part: INDICATOR — FAILED (DUAL TORQUE)

TORQUE INDICATOR TRIPS CIRCUIT BREAKER.

Part: FCU — MALFUNCTIONED (ENGINE)

AUTOFUEL CONTROL CAUSING TORQUE SURGES.

Part: TARSYN 333 — MALFUNCTIONED (FLIGHT CONTROL)

HSI UNRELIABLE.

Part: GPS — FAILED (COCKPIT)

GPS WILL NOT TURN ON.

Part: BEARING — BINDING (PITCH LINK)

BINDING IN CYCLIC WITH HYDRAULIC POWER ON. REPLACED WITH SERVICEABLE ASSY.

Part: SERVO — FAILED (CYCLIC)

WHILE INSTALLING ROD END ON SERVO, ROD END SEIZED UP, UNABLE TO REMOVE ROD END WITHOUT DAMAGING SERVO. REPLACED WITH SERVICEABLE PART.

Part: COVER — WORN (FLOAT)

COVER ASSY WORN.

Part: FLOAT — LEAKING (MLG)

FLOAT BAG LEAKING.

Part: INDICATOR — FAILED (ITT)

ITT INDICATOR WILL NOT INDICATE.

Part: ACTUATOR — STICKING (ROTARY)

CYCLIC FORE AND AFT FORCE STICKING AFTER 30-40 MINUTES OF FLIGHT.

Part: ACTUATOR — STICKING (ROTARY)

AFTER 3 TO 4 HOURS OF FLIGHT, ROTARY ACTUATOR STICKS INTERMITTENTLY.

Part: BRAKE ASSY — LEAKING (MAIN ROTOR)

BRAKE ASSEMBLY LEAKING AND LININGS WORN.

Part: INDICATOR — MALFUNCTIONED (COCKPIT)

FUEL QUANTITY INDICATION NEEDLE FLUCTUATES.

Part: TRANSCEIVER — INOPERATIVE (COCKPIT DME)

TRANSCEIVER INOPERATIVE. TIME SINCE REPAIR 117:40 HOURS.

Part: INDICATOR — STICKING (ITT)

ITT INDICATION NEEDLE STICKS.

Part: INDICATOR — MALFUNCTIONED (ATTITUDE)

TURN IN BANK, BALL JUMPS INTERMITTENTLY IN ATTITUDE INDICATOR.

Part: ALTIMETER — MALFUNCTIONED (COCKPIT)

INDICATOR SLOW TO RESPOND TO ALTITUDE CHANGES, FAILED FRICTION ERROR TEST.

Part: ACTUATOR — FAILED (STEP)

STEP ACTUATOR WILL NOT ACTIVATE, INOPERATIVE.

Part: ACTUATOR — SEIZED (STEP)

STEP ACTUATOR SEIZED.

Part: RECEIVER — MALFUNCTIONED (COCKPIT ADF)

RECEIVER HAS SCRATCHY RECEPTION.

Part: COMPUTER — FAILED (AFCS)

IN SAS MODE WHEN FORCE TRIM IS RELEASED, AIRCRAFT PITCHES NOSE UP.

Part: ACTUATOR — FAILED (ROTARY)

A/C FORCE TRIM INTERMITTENTLY WILL NOT RELEASE.

Part: SEAL — LEAKING (M/R GEARBOX)

MAIN ROTOR SEAL IS LEAKING.

Part: VALVE — LEAKING (FUEL SYSTEM)

VALVE IN FUEL SYSTEM IS LEAKING.

Part: INDICATOR — READS HIGH (TRIPLE TACH)

TRIPLE TACHOMETER'S NR 2 NEEDLE INDICATES 5 PERCENT HIGH, UNIT FUNCTION CHECK BAD, ALSO FOUND NR 2 NEEDLE TO HAVE EXCESSIVE FRICTION.

Part: GEARBOX — MAKING METAL (COMBINING G/BOX)

COMBINING GEARBOX MAKING METAL.

Part: INDICATOR — LEAKING (COCKPIT)

AIRSPEED INDICATOR HAS EXCESSIVE CASE LEAKAGE INDICATES OUT OF TOLERANCE.

Part: INDICATOR — FLAG STICKING (HSI)

NAVIGATION FLAG STICKS.

Part: INDICATOR — FAILED (FLT DIRECTOR)

FD FLAG NOT RETRACTING WHEN POWER IS ON.

Part: INDICATOR — FAILED (ENG TORQUE)

ENGINE INPUT BLOWS CIRCUIT BREAKER.

Part: INDICATOR — FAILED (TRIPLE TACH)

NR1 NEEDLE LAGS AND NR2 ROTOR NEEDLE READS HIGH.

Part: INDICATOR — ERRATIC (FUEL QTY)

INDICATOR LEFT FUEL QTY. NEEDLE ERRATIC.

Part: BLADE — UNBONDED (M/R)

M/R BLADE HAS FRETTING PAD UNBONDED ON LOWER LEADING EDGE SURFACE.

Part: BEARING — WORN (M/R)

BEARING INNER RACE SHOULDER WORN ON ONE SIDE DUE TO LOST TORQUE OF NUT P/N MS14145L5 WHICH WAS CAUSED BY THE LACK OF THREADS ON THIS NUT OR WASHER P/N AN960-516 NOT CONTACTING THE PITCH HORN FULLY AS NOTED IN ASB 412-98-92. PART ALREADY SENT.

Part: BEARING — WORN (M/R)

BEARING INNER RACE SHOULDER WORN ON ONE SIDE DUE TO LOST TORQUE OF NUT P/N MS14145L5 WHICH WAS CAUSED BY THE LACK OF THREADS ON THIS NUT OR WASHER P/N AN960-516 NOT CONTACTING THE PITCH HORN FULLY AS NOTED IN ASB 412-98-92. PART ALREADY SENT.

Part: VALVE — FAILED (HEATER)

HEATER INOPERATIVE. WILL NOT BLOW HOT AIR. MIXING VALVE FAILED

Part: CONTROL — FAILED (AUTOPILOT)

AUTOPILOT CONTROL INOPERATIVE. SMELLS BURNT. BROKEN LENS IN FRONT.

Part: RECEIVER — FAILED (COCKPIT)

ADF NOISY AND CUTS OUT INTERMITTENTLY. ALSO HAS WEAK SIGNAL STRENGTH.

Part: GYRO — FAILED (TURN RATE)

RATE OF TURN NEEDLE INOPERATIVE. GYRO FAILED

Part: INDICATOR — FAILED (HSI COURSE)

HSI COURSE WINDOW NUMBERS JAMMED.

Part: RATE GYRO — FAILED (COCKPIT)

RATE GYRO INOPERATIVE. WILL NOT PULL RT FLAG ON HSI AND WILL NOT SHOW DEFLECTION IN TURN.

Part: GYRO — FAILED (3 AXIS IND)

GYRO BLEW CIRCUIT BREAKER ON SST.

Part: ACTUATOR — FAILED (STEP)

STEP ACTUATOR INOPERATIVE. WILL NOT RETRACT.

Part: CAP ASSY AFT — DETERIORATED (AFT CROSSTUBE)

AFT CAP ASSY DETERIORATED RUBBER.

Part: RECEIVER — FAILED (ADF)

ADF WILL NOT RECEIVE FOR VERY LONG.

Part: CAP ASSY — WORN (SKID TUBE FWD)

CAP ASSY FWD WORN RUBBER.

Part: IGNITER LEAD — FRAYED (ENGINE)

SHIELD FRAYED INSULATOR MISSING AT IGNITOR END.

Part: CAP — WORN (CROSSTUBE)

CROSS-TUBE RUBBER WORN AND CRACKED.

Part: PRESSURE SWITCH — FAILED (AUX TANK)

AUXILIARY TANK TRANSFER PUMP SHUTS OFF AT VARIOUS FUEL LEVELS.

Part: ACTUATOR — FAILED (STEP)

STEP ACTUATOR WILL NOT MOVE.

Part: ACTUATOR — STUCK (STEP)

STEP ACTUATOR STUCK AND POPS CIRCUIT BREAKER.

Part: CARTRIDGE — INTERMITTENT (FUEL BOOST)

FUEL CARTRIDGE INTERMITTENT.

Part: PUMP — WIRE BROKEN (FUEL BOOST)

BOOST PUMP HAS BROKEN WIRE. UNIT NOT WORKING.

Part: RECEIVER — FAILED (ADF)

RECEIVER WON'T RECEIVE. PERFORMED PRELIMINARY INSPECTION AND FOUND NO NEEDLE MOVEMENT. REPLACED MOTOR B702, FUSE F401, TRANSISTOR Q701 AND DIODE CR701. ALSO REPLACED WORN GROUND SPRING.

Part: CONTROL UNIT — FAILED (DC SYS)

CONTROL UNIT KICKS GENERATOR OFF LINE.

Part: ACTUATOR — FAILED (STEP)

STEP ACTUATOR POPS CIRCUIT BREAKER.

Part: SERVO — LEAKS (CYCLIC)

SERVO LEAKS AT TOP JO-SEAL.

Part: GYRO — DEFECTIVE (3 AXIS)

3 AXIS GYRO KICKING AFCS IN ROLL.

Part: INDICATOR — INOPERATIVE (TRIPLE TACH)

TRIPLE TACH H2 N2 INOPERATIVE.

Part: GYRO — DEFECTIVE (COCKPIT)

TURN AND BANK SHOWS LEFT TURN IN LEVEL FLIGHT AND WHILE SETTING ON THE GROUND.

Part: ROLL CONTROL ROD — MALFUNCTION (AUTO FLIGHT)

ROLL AXIS KICKS.

Part: ACTUATOR — STICKS (M/R CONTROL)

ROTARY ACTUATOR STICKS IN PITCH.

Part: ACTUATOR ROTARY — MALFUNCTION (M/R CONTROL)

FORCE TRIM WILL NOT RELEASE AFTER CRUISE FLIGHT. SENT TO BHT FOR INSPECTION AND REPAIR.

Part: SEAL — LEAKING (M/R DRIVE)

SEAL LEAKING.

Part: PUMP — FAILED (HYD)

HYD PUMP ASSY BEARING FAILURE.

Part: GEARBOX — FAILED (COMBINING BOX)

COMBINING GR BOX LOW AND FLUCTUATING OIL PRESSURE.

Part: ENGINE — LOW POWER (POWER SECTION)

ENGINE LOW POWER AND TORQUE OSCILLATIONS.

Part: ENGINE — DEBONDING (POWER SECT)

COATING COMING OFF POWER TURBINE SECTION WHERE IT MATES TO COMBINING GEARBOX, CAUSING LEAK BETWEEN ENGINE AND GEARBOX, OVERHAUL DUE. SENT TO PRATT & WHITNEY FOR

Part: GEARBOX — PRESSURE FLUX (COMBINING BOX)

LOW AND FLUCTUATING OIL PRESSURE. SENT TO PRATT & WHITNEY FOR INSPECTION.

Part: DUCT ASSY — CRACKED (LT SIDE EXH)

CRACKED BOTTOM SIDE EXIT EDGE.

Part: INDICATOR — STICKS (TRIPLE TACH)

ROTOR AND #1 NEEDLES STICK EXCESSIVELY AND #2 NEEDLE INDICATES HIGH OUT OF TOLERANCE AT 100% RPM.

Part: LINE — CHAFED (HYDRAULIC SYSTEM)

LOST PRESSURE TO NR 2 HYDRAULIC SYSTEM IN-FLIGHT. LANDED ON AN OFFSHORE PLATFORM WITHOUT FURTHER INCIDENT. MAINTENANCE FOUND HYDRAULIC LINE CHAFED AND LEAKING. APPEARED TO HAVE CHAFED ON ADJACENT FLEX HOSE. REF: 412 IPC, CHAPTER 29-99-00, PAGE 36, FIGURE 29-7, ITEM 93.

Part: EJECTOR — EAR BROKEN (EXHAUST)

EJECTOR ASSY HAS TWO EACH EARS BROKEN ON BRACKETS. MANUFACTURED TWO EACH NEW BRACKETS.

Part: TARSYN — DEFECTIVE (NR 1 AFCS)

#1 AFCS KICKS OCCASIONALLY.

Part: BOLT — COATING FLAKE (M/R HEAD)

TUNGSTEN COATING BEING FLAKED OFF. SERIAL NUMBERS REMOVED ARE A21, A837, AND A866.

Part: TARSYN — INTERMITTENT (AUTO FLIGHT)

REPORTED #1 AFCS KICKS INTERMITTENTLY ON ROLL CHANNEL. TIME SINCE REPAIR 149:15.

Part: RECEIVER — INOPERATIVE (COCKPIT)

RECEIVER INOPERATIVE. UNIT DRAWS EXCESSIVE CURRENT.

Part: CARTRIDGE — DEFECTIVE (FUEL XSFER PUMP)

FUEL TRANSFER PUMP WILL NOT TRANSFER FUEL TO MAIN TANK IN FLIGHT. YOU CAN HEAR PUMP RUN, BUT IT DOESN'T TRANSFER.

Part: TRANSMITTER — DEFECTIVE (OIL PRESS)

TRANSMITTER CAUSED LOW OIL PRESSURE READINGS.

Part: INDICATOR — DEFECTIVE (FRONT PANEL)

FOUND CYCLIC BUTTON ON FRONT PANEL NOT LIGHTING.

Part: TRANSMITTER — FAULTY (OIL PRESSURE)

REPORTED C/BOX PRESSURE RUNS AT MINIMUM GREEN (MFG DATE 6-96)

Part: TRANSCEIVER — WEAK (COCKPIT)

RECEIVE WEAK.

Part: INDICATOR — READS LOW (GR BOX OIL PRESS)

GEAR BOX TEMP/ PRESS INDICATES LOW PRESSURE.

Part: INDICATOR — DEFECTIVE (COCKPIT)

INDICATOR UNREADABLE.

Part: MAST ASSY — CORRODED (M/R)

CORROSION BEYOND LIMITS IN BORE IN AREA "T". REPLACED MAST ASSEMBLY.

Part: COMPUTER — DEFECTIVE (AFCS)

WITH BOTH HELIPILOTS ENGAGED, IN A TURN A SLIGHT TAP IS FELT IN THE CYCLIC STICK.

Part: DETECTOR — DEFECTIVE (RPM LIMIT)

COULD NOT ADJUST RPM LIMIT DETECTOR.

Part: PANEL — WRONG STUD (RT FLOOR)

STUD P/N 120-064-3HN WAS INSTALLED IN WRONG POSITION. HAD TO REMOVE IT TO MAKE REPAIR TO STYROFOAM AND INSTALL PROPER STUD P/N 120-142-1. REMOVED PANEL AND MADE HOLE IN STYROFOAM. REMOVED STUD AND INSTALLED SERVICEABLE STUD. REPAIRED HOLE AND REINSTALLED PANEL.

Part: TRANSCEIVER — DEFECTIVE (COCKPIT)

REQUIRES REFURBISHING AND BENCH CHECK REQUIRED. SENT TO THE RADIO SHOP FOR INSPECTION AND REPAIR.

Part: SLIDING WINDOW — MIS MFG (DOOR)

THE WINDOW IS TOO WIDE; IT DOESN'T FIT BETWEEN DOOR TRACKS.

Part: DECK ASSY — SEPARATION (ENGINE AREA)

ENGINE WORK DECK SEPARATED BEYOND LIMITS.

Part: CELL — CHAFES (RT SADDLE)

FWD. TRANSITION AREA HITS AGAINST MOUNTING ANGLE.

Part: PANEL ASSY — MIS MFG (BAG DOOR)

DIMENSION OF CORE TOO LONG TO FIT IN BAGGAGE DOOR SILL OPENING. DIMENSION OF OPENING IS 28 INCHES FROM FWD. TO AFT SILL. DIMENSION OF HONEYCOMB ON DOOR FROM TRANSITION AREA FWD TO AFT IS 28 5/8". DIMENSION OF HONEYCOMB CORE FROM TOP TOBOTTOM OF DOOR IS OK.

Part: DECK ASSY — SEPARATION (ENGINE)

ENGINE DECK SEPARATED BEYOND LIMITS.

Part: FUEL CELL — CRACKED (CELL SEAMS)

FUEL CELL HAS CRACKED SEAMS.

Part: EJECTOR — CRACKED (LT EXH)

LT EJECTOR RING ASSEMBLY CRACKED AND PARTS OF RING MISSING.

Part: CROSSTUBE — DEBONDED (HISKID)

CROSSTUBE PREBOND PEELED BEYOND LIMITS.

Part: BEARING — DEFECTIVE (T/R DRIVE)

ASB 412-95-84 T/R DRIVE BEARING SHIELD SPINNING.

Part: BLADE — CRACKED (T/R)

CRACK BETWEEN PHENOLIC BLOCK AT GRIP PLATE.

Part: BEARING — WORN (T/R)

ANODIZED SURFACE WORN THROUGH AND CORROSION. BEARINGS SCRAPPED LOCALLY.

Part: DAMPER SET — SEPARATION (M/R HUB)

DAMPER SET SEPARATION BEYOND LIMITS. SERIAL NUMBERS REMOVED 2809, 2815, 2826 AND 2803.

Part: BEARING — SEPARATION (M/R HUB)

SEPARATION BEYOND LIMITS. BEARING S/N LK3275 & LK3388

Part: BEARING — SEPARATION (M/R HUB)

SEPARATION BEYOND LIMITS.

Part: VENT FITTING — DEPARTED (NR 2 ENG EXH)

AIRCRAFT WAS EN ROUTE TO AN OFFSHORE PLATFORM WHEN THE PILOT IN COMMAND HEARD A MUFFLED POP FOLLOWED BY A VIBRATION TO THE AIRCRAFT AND ITS CONTROLS. THE PILOT THEN RETURNED TO BASE. INSPECTION OF THE AIRCRAFT BY MAINTENANCE PERSONNEL AFTER THE FLIGHT REVEALED THAT STAINLESS STEEL VENT FITTING ON NR 2 ENGINE EXHAUST EJECTOR BELL PN 209-062-534-003, FIGURE 71-3, INDEX 37, CAME LOOSE DURING FLIGHT CAUSING DAMAGE TO TWO OF THE FOUR MAIN ROTOR BLADES AND THE TAIL ROTOR BLADES.

Part: MOTOR ASSY — INTERMITTENT (STEP)

INTERMITTENT OPERATION. INSPECTED BY ACCESSORY SHOP AND FOUND UNIT INTERMITTENT. REMOVED MOTOR AND FOUND DEAD SPOT ON ARMATURE.