N22347

Part: CONNECTOR — DIRTY (OIL PRESS XMITER) · airframe 12,500 hrs

COMBINING BOX OIL PRESSURE FLUCTUATING. FOUND CONNECTOR PLUG AT OIL PRESSURE TRANSMITTER DIRTY AND THE COMBINING BOX VEN PLUG. CLEANED PLUG AND VENT.

Part: BLADE — DAMAGED (MAIN ROTOR) · airframe 12,499 hrs

OUTBOARD ABRASION STRIP HAS SEVERAL HOLES. TO BE SENT TO VENDOR FOR REPAIR.

Part: INTERPHONE — MALFUNCTIONED (COCKPIT) · airframe 11,624 hrs

COMM 1 AND COMM 2 AUDIO SELECT KNOB WON'T MUTE AUDIO. FOUND SWITCHES S1, S2, S3, S4, S9, S10, S11, LIGHT PANEL, VOLUME AND TRANSMIT KNOBS BAD. REPLACED. BENCH CHECK GOOD.

Part: CROSSTUBE — CORRODED (MLG) · airframe 12,268 hrs

CROSSTUBE IS CORRODED BEYOND LIMITS ON TOP SIDE BETWEEN SADDLES.

Part: GEARBOX — DAMAGED (MAIN ROTOR) · airframe 10,727 hrs

MAIN ROTOR COMBINING GEARBOX HAS LOW OIL PRESSURE.

Part: ENGINE — FAILED (NR 2)

SHORTLY AFTER DEPARTURE, IN CRUISE, PILOT HEARD SQUEAL, BANG AND LOW RPM AUDIO. NOTED NR 2 ENGINE FAILED. SECURED ENGINE AND COMPLETED FLIGHT WITH RUN ON LANDING.

Part: CONNECTOR — SHORTED (NR 2 ENGINE)

FUEL VALVE LIGHT CAME ON. MAINTENANCE FOUND SHORTED CANNON PLUG AT NR 2 ENGINE LORI VALVE CAUSING FUEL VALVE TO CYCLE.

Part: ENGINE — OSCILLATES (NACELLE) · airframe 10,698 hrs

TORQUE OSCILLATIONS. SENT TO PRATT AND WHITNEY FOR INSPECTION AND REPAIR.

Part: ENGINE — OVERSPEED (ENGINE BAY) · airframe 11,201 hrs

N1 OVERSPEED AT 116 PERCENT. REPLACED WITH SERVICEABLE ENGINE.

Part: ENGINE — STALLED (NACELLE) · airframe 10,676 hrs

COMPRESSOR STALLS AND ITT OVER 1000 DEGREES. SENT TO PRATT AND WHITNEY FOR INSPECTION AND REPAIR.

Part: ENGINE — OVERSPEED (ENGINE BAY) · airframe 11,201 hrs

N1 OVERSPEED AT 116 PERCENT.

Part: OIL COOLER — LEAKING (MAIN ROTOR)

OIL COOLER SEEPING.

Part: RECEIVER — FAILED (NAVIGATION)

BAD FROM STOCK. FOUND AT 60 DEGREES TO. NEEDLE DOES NOT FOLLOW WHEN TURNING COMPASS. SENT TO GREATLAKES AVIONICS FOR WARRANTY REPAIR.

Part: GPS — FAILED (COCKPIT) · airframe 10,986 hrs

CANNOT FIND ITSELF. IN SHOP REPAIR.

Part: CROSSTUBE — CORRODED (MLG) · airframe 11,189 hrs

CORRODED BEYOND LIMITS UNDER BOTH SADDLE MOUNTS. SCRAPPED AND REPLACED WITH SERVICEABLE TUBE.

Part: INDICATOR — FAILED (FUEL PRESSURE)

FUEL PRESSURE INDICATOR CANNOT CALIBRATE, UNIT IS NON-LINEAR THROUGH SCALE, BENCH CHECK BAD, FADED RANGE MARKINGS.

Part: GYRO — MALFUNCTIONED (COCKPIT)

GYRO CAUSED RATE NEEDLE TO MOVE WHILE AIRCRAFT STATIC.

Part: INDICATOR — READS LOW (TRIPLE TACH)

TRIPLE TACHOMETER READS 2 PERCENT LOWER THAN PILOT'S.

Part: BLADE — DAMAGED (MAIN ROTOR)

SEVERAL PIN HOLES IN THE OUTBOARD LEADING EDGE STRIP. THE INBOARD TAB AND CENTER TAB HAD SOME SEPARATION.

Part: BLADE — CRACKED (MAIN ROTOR)

BLADE HAD SEVERAL PIN HOLES IN THE OUTBOARD LEADING EDGE STRIP. THE INBOARD TRIM TAB WAS CRACKED.

Part: GEARBOX — DAMAGED (TAIL ROTOR)

COULD NOT MOUNT GEARBOX - FOUND STUDS BENT. REPLACED WITH SERVICEABLE ASSY.

Part: GYRO — INOPERATIVE (HSI)

GYRO INOPERATIVE.

Part: RECEIVER — INOPERATIVE (COCKPIT NAV)

VHF NAVIGATOR RECEIVER INOPERATIVE.

Part: CYLINDER — LEAKING (M/R CONTROL)

CYLINDER ASSEMBLY LEAKING.

Part: TRANSCEIVER — MALFUNCTIONED (COCKPIT)

NO NOISE BAND WHEN RADAR WAS IN TEST MODE. PERFORMED PRELIMINARY INSPECTION AND FOUND PROGRAMMER BOARD BAD, REPLACED U2202, U2203, U2205, C2210, Q2212. REPAIRED. ADJUSTED STC AND GAIN VOLTAGE. BENCH CHECK GOOD.

Part: BRACKET — CRACKED (FUSELAGE)

BRACKET CRACKED AT LOWER AFT CORNER. REPLACED WITH SERVICEABLE BRACKET.

Part: LIGHT — INOPERATIVE (STROBE)

STROBE LIGHT INOPERATIVE, UNIT FULL OF WATER.

Part: ACTUATOR — FAILED (STEP)

STEP ACTUATOR WILL NOT RAISE IF ANY RESISTANCE IS PUT ON ACTUATOR, WORKS OK IF NOT LOADED DOWN.

Part: INDICATOR — FAILED (COCKPIT)

NR 2 NEEDLE ON TORQUE INDICATOR WILL NOT OPERATE AT ALL TIMES.

Part: ACTUATOR — FAILED (STEP)

STEP ACTUATOR RUNS 1 CYCLE THEN QUITS.

Part: INDICATOR — FAULTY (COCKPIT)

COCKPIT ATTITUDE INDICATOR TRIPS CIRCUIT BREAKER.

Part: SHAFT — CORRODED (TRANSMISSION)

SHAFT CORROSION FRETTING ON GEAR MOUNTING SURFACE.

Part: INVERTER — FAILED (AC SYSTEM)

AC SYSTEM INVERTER HAS LOW OUTPUT.

Part: ACTUATOR — INOPERATIVE (STEP)

STEP WILL NOT COME UP.

Part: INDICATOR — READS LOW (DUAL TORQUE)

DUAL TORQUE'S NR 1 NEEDLE READS LOW. TIME SINCE REPAIR 42:25 HOURS.

Part: INDICATOR — INOPERATIVE (COCKPIT)

ENGINE TORQUE NR 2 NEEDLE DOES NOT OPERATE.

Part: INVERTER — FAULTY (AC SYSTEM)

INVERTER HAS LOW OUTPUT.

Part: BLADE — DAMAGED (M/R)

M/R BLADE OUTBOARD LEADING EDGE STRIP HAS NUMEROUS PIN HOLES.

Part: INDICATOR — STICKS (COCKPIT)

HSI INDICATOR HEADING SET POINTER STICKS INTERMITTENTLY.

Part: ACTUATOR — FAILED (STEP)

ACTUATOR OCASSIONALLY GIVES LIGHTS IN UP AND DOWN POSITION WITH TEST BOX.

Part: ENCODER — FAILED (COCKPIT)

ALTITUDE ENCODER INTERMITTENTLY CAUSES GPS TO DISPLAY NO ATTITUDE INPUT.

Part: LIGHT — INOPERATIVE (STROBE)

STROBE LIGHT INOPERATIVE.

Part: VALVE — MALFUNCTION (FUEL SYS)

FUEL VALVE HAS LOUD SQUEALING NOISE.

Part: ACTUATOR ROTARY — FAILED (M/R)

ROTARY ACTUATOR INOPERATIVE.

Part: ACTUATOR — INOPERATIVE (STEP)

STEP ACTUATOR INOPERATIVE.

Part: ACTUATOR — INOPERATIVE (STEP)

STEP ACTUATOR INOPERATIVE.

Part: ACTUATOR — FAILED (STEP)

STEP ACTUATOR INOPERATIVE.

Part: ACTUATOR — FAILED (STEP)

STEP ACTUATOR INOPERATIVE.

Part: ACTUATOR — FAILED (STEP)

STEP ACTUATOR INOPERATIVE.

Part: GOVERNOR — FAILED (NR 1 ENG)

NR 1 ENGINE BEEP RANGE WENT HIGH AND TORQUE SPLIT. REPLACED WITH SERVICEABLE GOVERNOR.

Part: VALVE — FAILED (HEATER)

MIXING VALVE FAILED. CANNOT REGULATE.

Part: TARSYN — FAILED (AUTO FLIGHT)

TARSYN TAKES 30 MINUTES TO SPOOL UP.

Part: ACTUATOR — FAILED (STEP)

STEP ACTUATOR WILL NO LONGER ACTUATE.

Part: ITT INDICATOR — STUCK (COCKPIT)

ITT INDICATOR NEEDLE STICKS ON START.

Part: CONTROL DISPLAY — DEFECTIVE (COCKPIT XPONDER)

XPONDER CONTROL LIGHTS DIM FOR DAY USE. PERFORMED PRELIMINARY INSPECTION. FOUND DISPLAY DIM. REPLACED V101 PHOTOCELL. REPAIRED. BENCH CHECK GOOD.

Part: CAP ASSY — WORN (SKID TUBE AFT)

CAP ASSY AFT WORN RUBBER.

Part: ACTUATOR — FAILED (STEP)

STEP ACTUATOR DOES NOT RETRACT.

Part: GYRO — DEFECTIVE (3 AXIS GYRO)

3 AXIS GYRO ERECTS FASTER THAN OTHER INSTALLED TARSYN.

Part: ENCODER — FAILED (COCKPIT)

ENCODER DOES NOT SUPPLY ANY ALTITUDE READINGS TO TEST BOX.

Part: PUMP — FAILED (FUEL BOOST)

BOOST PUMP POPPING CIRCUIT BREAKER.

Part: STEP ACTUATOR — FAILED (STEP)

STEP ACTUATOR QUIT WORKING.

Part: ACTUATOR — FAILED (STEP)

STEP ACTUATOR INOPERATIVE. QUIT MOVING.

Part: INDICATOR — STICKS (ENG ITT)

ITT INDICATOR NEEDLE STICKS DURING START UP.

Part: PUMP — LEAK (FUEL BOOST)

FUEL DRIPPING FROM PUMP WIRES.

Part: ACTUATOR — FAILED (STEP)

STEP ACTUATOR NOT FUNCTIONING.

Part: SKIDTUBE — CORRODED (LT SKID)

LT SKID TUBE IS CORRODED. (BEYOND LIMITS .033)

Part: FUEL CONTROL — CONTAMINATED (ENGINE)

8 TO 10% OSCILLATION AT 100% N2. FOUND FUEL CONTROL CONTAMINATED WITH TAN COLORED SAND LIKE MATERIAL. CLEANED ALL ENGINE AIR LINES AND REPLACED FUEL CONTROL.

Part: SKIDTUBE — CORRODED (RT SKID)

RT SKID TUBE CORROSION BEYOND LIMITS (.018) CORROSION .072.

Part: ACTUATOR — FAILED (STEP)

STEP ACTUATOR WILL NOT RETRACT.

Part: ACTUATOR — INOPERATIVE (STEP)

STEP ACTUATOR IS INOPERATIVE.

Part: PUMP — SHAFT SCORED (M/R XMSN)

GENERATOR AND SHAFT SCORED.

Part: SPINDLE — BEARING FAILED (M/R)

BEARING SEPARATED FROM SPINDLE.

Part: BEARING — WORN (M/R HEAD)

SHOULDER OF THE BEARING WORN.

Part: CASE ASSY — DEFECTIVE (GR BOX)

GR BOX PEELING PLATING.

Part: GPS165 — DEFECTIVE (COCKPIT)

GPS NAV BUTTON STICKS AND INTERMITTENT.

Part: ACTUATOR — STUCK (STEP)

ACTUATOR IS STUCK, WILL NOT MOVE.

Part: MOTOR — WORN (WIPER)

EXCESSIVE PLAY IN SHAFT OUTPUT.

Part: BATTERY PACK — FAIL TEST (DC SYS)

BATTERY PACK FAILED CAPACITY TEST.

Part: CASE ASSY — DEFECTIVE (T/R GR BOX)

GR BOX DEFECT. UNABLE TO OBTAIN ACCEPTABLE BACKLASH. READING BELOW LIMITS.

Part: EJECTOR ASSY — CRACKED (RT EXH)

RT EJECTOR ASSY CRACKED MOUNT. EJECTOR CRACKED BEYOND LIMITS.

Part: BRAKE ASSY — FAILED (FLT CONTROL)

BRAKE WON'T LOCK.

Part: RECEIVER — FAILED (COCKPIT ADF)

RECEIVER INOPERATIVE AUDIO; DOES NOT HOLD MEMORY.

Part: CROSSTUBE — DEFECTIVE (MLG)

CROSSTUBE SPREADS WHEN AIRCRAFT HAS FULL LOAD.

Part: RECEIVER — MALFUNCTION (COCKPIT ADF)

ADF WON'T POINT TO STATION.

Part: CONTROL — DEFECTIVE (COCKPIT AP)

ATT. LIGHT INOPERATIVE ONLY WHEN #2 HP IS ENGAGED. TIME SINCE REPAIR 701:20.

Part: TRANSCIEVER — FAILED (COCKPIT VHF)

TRANSCEIVER UNUSABLE AFTER 3 MILES - SQUELCH IS INTERMITTENT. UNIT WAS SENT TO ALLIED SIGNAL ON 7-23-96 FOR UNIT BECOMING DISTORTED AND BAD RECEIVER SQUELCH AFTER WARM UP. UNIT REPAIRED BY ALLIED SIGNAL ON 8-16-96 AND IS BACK IN SHOP 9-6-96 FOR SQUELCH PROBLEMS.

Part: CONVERTER — DEFECTIVE (WIPER)

WILL NOT STOW AND EXCESSIVE PLAY IN SHAFT.

Part: COMPUTER — ERRATIC (COCKPIT AFCS)

AFCS COMPUTER LIGHTS ERRATIC.

Part: BLADE — CRACKED (M/R)

BLADE IS CRACKED. (BLADE HAS A CRACK IN THE OUTBOARD LEADING EDGE ABRASION STRIP AT STATION 185" COMPLETE CHORDWISE.

Part: TRANSCEIVER — FAILED (COCKPIT DME)

NO DISPLAY ON #1 OR #2 DME.

Part: CVR — WONT TEST (COCKPIT)

CVR DOES NOT TEST.

Part: CVR — WONT TEST (COCKPIT)

CVR WILL NOT TEST.

Part: ELT — MALFUNCTION (COCKPIT)

ELT COMES ON INTERMITTENTLY AND DURING ENGINE START.

Part: INDICATOR — FAILED (COCKPIT AIRSPEED)

AIRSPEED NEEDLE WILLNOT GO TO ZERO.

Part: CONTROL UNIT — DEFECTIVE (COCKPIT)

CONTROL UNIT HAS MULTIPLE SQUELCH PROBLEMS.

Part: INVERTER — INOPERATIVE (AC SYS)

INVERTER IS INOPERATIVE.

Part: INVERTER — FAILED (AC SYS)

INVERTER DOES NOT COME ON LINE.

Part: CONTROL — FAULTY (COCKPIT COMM)

LED DISPLAY DIM AND DIFFICULT TO READ IN SUNLIGHT. REPLACED PHOTOCELL V101 P/N 134-05005-0002. ALSO REPLACED PHOTOCELL LENS P/N 088-0548-00. REPAIRED. CHECKED LIGHTING AND TOUCHED UP FACEPLATE. BENCH CHECK GOOD.

Part: CONTROL DISPLAY — DEFECTIVE (COCKPIT XPONDER)

LIGHTS TOO DIM. REPLACED PHOTOCELL V101 P/N 134-5005-02. REPAIRED. CLEANED AND TESTED UNIT. TOUCHED UP FACEPLATE. BENCH CHECK GOOD.

Part: FUEL CONTROL — DEFECTIVE (ENG)

10% TORQUE SPLIT WITH #1 HIGH AT 90% TORQUE. DURING TROUBLESHOOTING, IDLE SHIFTED TO 74% N1 AND THROTTLE WOULD SELF ADVANCE.

Part: GOVERNOR — DEFECTIVE (ENGINE)

TORQUE SPLIT, TORQUE OSCILLATION. UNIT RECEIVED INSTALLED ON CPGB-1333.

Part: GOVERNOR — DEFECTIVE (ENGINE)

TROUBLESHOT OSCILLATION 1% N1. GOVERNOR SHAFT ROUGH. UNIT RECEIVED INSTALLED ON CPGB-1333.

Part: SCREEN ASSY — SPRING FAILED (FUEL INLET)

AIRCRAFT EXPERIENCED 10% TORQUE SPLIT IN FLIGHT WITH TORQUE AT OR ABOVE 90%. UPON CHECK OF SINGLE ENGINE BEEP RANGES NOTED #1 ENGINE FULL INCREASE RPM 2% HIGH. WHEN THROTTLE WAS ROLLED BACK TO IDLE, THE ENGINE WOULD DECEL ONLY TO 74% N1 INSTEAD OF 61%. ALSO THE THROTTLE WOULD SELF-ADVANCE RAPIDLY TO FULL OPEN POSITION IF IT WASN'T HELD OR FRICTIONED. REPLACED THE AFCU AND DURING SWAP OF FUEL TUBES FOUND PIECES OF THE FUEL INLET SCREEN ASSEMBLY SPRING IN THE INLET PORT, AND ADDITIONAL PIECES LODGED IN THE PORT. IT APPEARS THAT THE INLET SCREEN ASSEMBLY MAY HAVE BEEN INSTALLED INCORRECTLY FROM THE MANUFACTURER. REPLACED AFCU. NOTE: THE AFCU WAS OVERHAULED BY PRATT & WHITNEY MAY 1995

Part: GEARBOX — OIL LEAK (COMB GR BOX)

OIL TRANSFER FROM #1 ENGINE TO GEARBOX.

Part: CONTROL — DEFECTIVE (COCKPIT ADF)

CONTROL DOES NOT INDICATE SWITCHING FROM BFO, TO ADF, TO ANT.

Part: TRANSCEIVER — DEFECTIVE (COCKPIT RADAR)

R/T UNIT SHUTS DOWN AFTER TURNED ON.

Part: RECEIVER — CORRODED (COCKPIT ADF)

FRONT CONNECTOR CORRODED.

Part: TRANSCEIVER — WEAK (COCKPIT DME)

UNIT HAS WEAK POWER OUT. SENT TO THE RADIO SHOP FOR INSPECTION AND REPAIR.

Part: INDICATOR — FAILED (COCKPIT)

BLANK SCREEN. REPLACED LOW V0LTAGE POWER SUPPLY AND VIDEO BOARD. UNIT HOW HAS INTERMITTENT DISPLAY. REPLACED CONNECTOR P1001. NOTE: REPLACE HEADER J1301.

Part: CONTROL — DEFECTIVE (COCKPIT COMM)

UPPER LIGHT DIGIT SEGMENTS OUT. VERIFIED. REPLACED DEFECTIVE DS101 DISPLAY. REPAIRED PROBLEM.

Part: ENGINE — FAULTY (POWER SECT)

HIGH N1, 1% TO 2% HIGH ON POWER CHECK.

Part: TRANSCIEVER — DEFECTIVE (COCKPIT VHF)

TRANSCEIVER TRANSMISSIONS SCRATCHY. FOUND MODULATION AND TRANSMIT COMPRESSOR OUT OF SPECS. ADJUSTED TRANSMIT COMPRESSOR AND MODULATION TO SPECS. REPAIRED. ALSO ADJUSTED C/SQUELCH, FREQUENCY, AND SIDETONE TO SPECS. REPLACED HEADER J304 AND APPLIED HUMISEAL TO HEADER FOR CORROSIONCONTROL. BENCH CHECK GOOD.

Part: TRANSMITTER — DEFECTIVE (ENG TORQUE)

ENGINE NOT MAKING POWER, TRANSMITTER READS LOW.

Part: ALTIMETER — CASE LEAK (COCKPIT)

EXCESSIVE CASE LEAK.

Part: ALTIMETER — DEFECTIVE (COCKPIT)

KOLSMAN KNOB WILL NOT ADJUST BAROMETRIC PRESSURE.

Part: COMPUTER — FAILS TEST (COCKPIT AFCS)

FAILED SAS ENGAGE LOGIC TEST 3.2 ON SST.

Part: DAMPER SET — DEFECTIVE (M/R)

DAMPER SET CAUSING LEAD/LAG PROBLEMS. RADS READINGS SENT FOR YOUR CONVENIENCE OF TESTING. SEE MMIR # 4665 FOR ADDITIONAL DAMPER SETS REMOVED. S/N LK2922 & LK2914

Part: DAMPER SET — DEFECTIVE (M/R)

DAMPER SET CAUSING LEAD/LAG PROBLEMS. SEE MMIR # 4666 FOR ADDITIONAL DAMPER SETS REMOVED. S/N LK2881 & LK2880

Part: CONE — DAMAGED (M/R HUB)

LOWER CONE TEFLON DAMAGED.

Part: BOLT — COAT FLAKE (M/R HUB)

CARBIDE COATING FLAKING BEYOND LIMITS. BOLT S/N A81, A599, A566.

Part: MOTOR ASSY — FAILED (STEP)

WILL NOT RETRACT. VISUALLY INSPECTED AND BENCH CHECKED BY THE ACCESSORY SHOP AND FOUND UNIT INOPERATIVE. REMOVED MOTOR FROM UNIT. DEAD SPOT ON ARMATURE.

Part: BEARING — WORN (SWASHPLATE)

BEARING WORN BEYOND LIMITS.

Part: MOTOR ASSY — DEFECTIVE (STEP)

STICKS IN EXTEND AND RETRACT POSITION. VISUALLY INSPECTED BY THE ACCESSORY SHOP. FOUND MOTOR BAD. DEAD SPOT ON ARMATURE. UNIT WAS IN SERVICE ONLY 78 DAYS.