N1547D

Part: GOVERNOR — FAILED (NR 2 ENGINE)

DURING DEPARTURE, EXPERIENCED NR 2 ENGINE HIGH SIDE FAILURE. RETURNED TO MAINTENANCE. REPLACED NR 2 GOVERNOR.

Part: INDICATOR — INOPERATIVE (DUAL TORQUE)

DUAL TORQUE INDICATOR INOPERATIVE.

Part: TRANSMITTER — READS LOW (HYDRAULIC)

REPORTED HYDRAULIC TRANSMITTER READS LOW OUT OF TOLERANCE.

Part: BRAKE — MALFUNCTIONED (AUTOFLIGHT)

BRAKE WILL NOT HOLD CONTROLS.

Part: TRANSMITTER — MALFUNCTIONED (OIL PRESSURE)

ENGINE OIL TRANSMITTER NOT TRANSMITTING CORRECTLY.

Part: GENERATOR — FAILED (AC SYSTEM)

GENERATOR WILL NOT COME ON-LINE.

Part: GOVERNOR — MALFUNCTIONED (NR 2)

ON 10-27-98 DURING DEPARTURE FROM LAFAYETTE BASE, EXPERIENCED NR 2 ENGINE HIGH SIDE FAILURE. RETURNED FOR MAINTENANCE. REPLACED NR 2 GOVERNOR.

Part: GENERATOR — FAILED (AC SYSTEM)

GENERATOR WILL NOT COME ON-LINE.

Part: ACTUATOR — MALFUNCTIONED (AFCS)

ROCKS IN-FLIGHT. INSPECTED BY ACCESSORY OVERHAUL SHOP AND FOUND NR 1 POTENTIOMETER IS INOPERATIVE.

Part: GENERATOR — FAILED (AC SYSTEM)

GENERATOR WILL NOT COME ON-LINE.

Part: RECEIVER — FAILED (COCKPIT ADF)

ADF WILL NOT TEST, RECEIVED SIGNAL AND NEEDLE WILL NOT POINT.

Part: ANTENNA LOOP — FAILED (ADF)

ADF NEEDLE NOT POINTING TOWARD STATION. .

Part: DAMPER — LEAKING (MAIN ROTOR)

MAIN ROTOR DAMPER LEAKING.

Part: INDICATOR — PRECESSING (COCKPIT)

ADI INDICATOR PRECESSES IN-FLIGHT.

Part: VERTICAL GYRO — PRECESSING (COCKPIT)

VERTICAL GYRO PRECESSING 30 DEGREES ON FLIGHT.

Part: ALTIMETER — READS HIGH (COCKPIT)

ALTIMETER OFF 75 FEET HIGH.

Part: ACTUATOR — MALFUNCTIONED (AFCS)

NR 1 ROLL AFCS CHANNEL CHATTERS.

Part: ACTUATOR — FAILED (AFCS)

AFCS ACTUATOR CHATTERS. INSPECTED BY ACCESSORY OVERHAUL SHOP AND FOUND POTENTIOMETERS CHECKED BAD ON STRIP CHART.

Part: VTA ACTUATOR — LEAKING (M/R SYSTEM)

RIGHT POTENTIOMETER IS LEAKING AND SOLENOID IS INOPERATIVE.

Part: GENERATOR — FAILED (ENGINE)

GENERATOR WILL NOT COME ON LINE.

Part: AMPLIFIER — INOPERATIVE (VIB ABSORBER)

VTA INOPERATIVE.

Part: BLADE — SPLIT (T/R)

T/R BLADE TRAILING EDGE ON PADDLE "B" IS SPLIT OPEN.

Part: INDICATOR — PRECESSES (COCKPIT ADI)

ADI INDICATOR PRECESSING IN FLIGHT.

Part: ELT — MALFUNCTION (COCKPIT)

ELT TRANSMITS INTERMITTENTLY WHEN OFF ON ARM.

Part: MAGNETIC BRAKE — FAILED (AUTOFLIGHT)

LATERAL FORCE TRIM INOPERATIVE.

Part: DAMPER — LEAKING (M/R)

M/R ROTOR DAMPER WEAK AND LEAKING.

Part: INDICATOR — FAILED (RADAR)

INDICATOR WILL NOT SHOW A PICTURE IN ANY MODE AFTER WARM UP. ANTENNA WILL NOT SWEEP. TRIED SAME INDICATOR IN N1545X AND HAD SAME PROBLEM. PERFORMED PRELIMINARY INSPECTION. FOUND UNIT CAUSING ANTENNA NOT TO SCAN. SWAPPED BOARDS. FOUND LOGIC #2 BOARD BAD. TROUBLESHOT BOARD. FOUND BAD PULSES AT SEVERAL IC'S. REPLACED U1301,U1325,U1363,U1337,U1347,U1345,U1341,U1343. NO HELP.TROUBLESHOT FURTHER. FOUND PIN 8 OF U1366 BEING LOADED DOWN. REPLACED U1366. REPAIRED. BENCH CHECK GOOD.

Part: POWER SUPPLY — FAILED (STROBE)

LIGHT INOPERATIVE.

Part: ALTIMETER — LEAKING (COCKPIT)

ALTIMETER UNIT HAS EXCESSIVE LEAKAGE AROUND BARO KNOB.

Part: VERTICAL GYRO — MALFUNCTION (AUTOPILOT)

VERT GYRO KICK IN PITCH SYSTEM.

Part: TRANSCEIVER — FAILED (COCKPIT)

VHF TRANSMITS ON 130.32 GARBLED, WEAK AND UNREADABLE.

Part: VERTICAL GYRO — FAILED (COCKPIT)

VG CAUSES 10 ROLL TO RIGHT.

Part: VERTICAL GYRO — FAILED (NR 1 PITCH)

NR 1 PITCH STARTS TO KICK 45 MINUTES TO 1 HOUR IN FLIGHT.

Part: VERTICAL GYRO — FAILED (COCKPIT)

NR1 PITCH STARTS TO KICK 45 MINUTES TO 1 HOUR IN FLIGHT.

Part: TRANSCEIVER — FAILED (COCKPIT)

TRANSCEIVER INOPERATIVE. WILL NOT RECEIVE OR TRANSMIT. PERFORMED PRELIMINARY INSPECTION. FOUND +20 VOLT LINE BAD. REPLACED TRANSISTOR Q101, Q102, & Q105. NO HELP. REPLACED INTEGRATED CIRCUITS U1, U15, CAPACITOR C1 AND TRANSISTORS Q1, Q2. REPAIRED +20 VOLT LINE.

Part: YAW INDICATOR — MALFUNCTION (ROLL-PITCH)

YAW KICKING IN ROLL AND PITCH AFTER ONE HOUR OF FLIGHT.

Part: INDICATOR — FAILED (AIR SPEED)

SLOW TO COME UP ON SPEED. SENT TO MASCO FOR INSPECTION AND REPAIR.

Part: GYRO — MALFUNCTION (COCKPIT VG)

AFTER ONE HOUR OF FLIGHT TIME NR1 PITCH KICKS.

Part: INDICATOR — FAILED (ENG OIL)

INDICATOR WAS REMOVED FROM BOWL AND CLEANED. INSTALLED INDICATOR BACK ON BOWL, TESTED AND INDICATOR STILL DID NOT WORK. SCRAPPED INDICATOR AND REPLACED WITH SERVICEABLE PART.

Part: TRANSMITTER — MALFUNCTIONED (ENGINE FUEL)

FUEL PRESSURE SENSOR MALFUNCTION. INDICATES HIGH OUT OF TOLERANCE.

Part: SKIN — TORN (TIP CAP)

SKIN TORN ON THE LOWER SIDE, JUST AFT OF THE LEADING EDGE STRIP.

Part: POTENTIOMETER — FAILED (AUTOFLIGHT SYS)

NR 1 YAW KICKING. FOUND POTENTIOMETERS CHECKED BAD IN NULL POSITION.

Part: ACTUATOR — KICKS (AFCS)

PITCH CHANNEL IS KICKING. SENT TO HELICOPTER SUPPORT, INC. FOR WARRANTY REPAIR.

Part: TRANSPONDER — INOPERATIVE (COCKPIT ATC)

TRANSPONDER INOPERATIVE. CODES NOT BEING RECEIVED. FOUND RECEIVER WEAK AND TRANSMIT POWER WEAK.

Part: VERTICAL GYRO — FAILED (COCKPIT AFCS)

VERT GYRO CAUSING KICKING IN AFCS PITCH CHANNEL.

Part: VERTICAL GYRO — MALFUNCTION (COCKPIT)

PITCH CHANNEL KICKING.

Part: VALVE — FAILED (MLG)

LANDING GEAR WILL NOT FULLY RETRACT.

Part: AMPLIFIER — MALFUNCTION (PITCH SLICE)

KICKING IN PITCH CHANNEL.

Part: VERTICAL GYRO — MALFUNCTION (COCKPIT)

PITCH CHANNEL KICKS.

Part: GENERATOR — FAILED (AC SYS)

GENERATOR WILL NOT COME ON.

Part: TIP CAP — SEPARATION (M/R)

TIP CAP HAS SEPARATION OF THE TRAILING EDGE NEAR THE TIP.

Part: INDICATOR — FAILED (COCKPIT ADI)

COCKPIT ADI RATCHETING.

Part: AMPLIFIER — MALFUNCTION (PITCH SLICE)

PITCH SLICE AMPLIFIER KICKING.

Part: AMPLIFIER — DEFECTIVE (ROLL SLICE)

ROLL SLICE AMP CAUSES ACTUATOR TO CHATTER.

Part: BLADE — SEPARATION (T/R PADDLE B)

SKIN SEPARATION ON THE AIRFOIL AREA ON PADDLE "B" PYLON SIDE.

Part: GENERATOR — WORN SHAFT (AC GEN)

AC GEN WORN SPLINES AND SHAFT.

Part: TRANSMITTER — OUT OF TOL (ENG OIL)

FLUCTUATING PRESSURE, TRANSMITS LOW OUT OF TOLERANCE.

Part: TRANSMITTER — DEFECTIVE (ENG OIL PRESS)

ENG OIL HAS LOW PRESSURE INDICATION.

Part: ANT PEDESTAL — CORRODED (RADAR)

ANTENNA PEDESTAL HAS EXCESSIVE CORROSION AND MOTOR CONTROL BOARD INOPERATIVE.

Part: INDICATOR — FAILED (COCKPIT RADAR)

UNIT HAS INTERMITTENT ALL GREEN DISPLAY AND GAIN VOLTAGE TOO HIGH AND CANNOT BE ADJUSTED.

Part: BUSHINGS — WORN (M/R)

BUSHINGS WORN BEYOND LIMITS. REPLACED WITH NEW PARTS AND RETURNED TO SERVICE.

Part: PINS — WORN (M/R)

PINS WORN BEYOND LIMITS. REPLACED WITH NEW PARTS AND RETURNED TO SERVICE.

Part: PIN — WORN (M/R)

PIN WORN BEYOND LIMITS. REPLACED WITH NEW PARTS AND RETURNED TO SERVICE.

Part: TAPERED WASHERS — WORN (M/R)

WASHER WORN BEYOND LIMITS. REPLACED WITH NEW PARTS AND RETURNED TO SERVICE.

Part: CAUTION PANEL — DEFECTIVE (GEN WARNING)

GENERATOR SEGMENT LIGHT DOESN'T ILLUMINATE WHEN GENERATOR IS TURNED OFF. CORROSION ON BOARD. SENT TO MASCO FOR INSPECTION AND REPAIR.

Part: CAUTION PANEL — DEFECTIVE (COCKPIT)

MASTER CAUTION PANEL WILL NOT RESET PILOTS AND COPILOTS BACK LIGHTS.

Part: ANT PEDESTAL — MALFUNCTION (RADAR)

RADAR WILL NOT SCAN.

Part: DAMPER — BUSHING DEFECT (M/R)

DAMPER INNER BUSHING OVERSIZED.

Part: GYRO — DEFECTIVE (COCKPIT VG)

VG KICKS IN ROLL.

Part: BLADE — CRACKED (M/R)

BLADE IS CRACKED. (SPAR CRACK NEAR THE ROOT END.) SCRAPPED,

Part: CVR — FAIL TEST (COCKPIT)

CVR WILL NOT COMPLETE TEST SEQUENCE AUDIOS AND NO TEST LIGHT.

Part: ALTIMETER — ERRATIC (COCKPIT ENCODER)

ENCODER OUTPUT BECOMES ERRATIC AFTER UNIT WARMS UP.

Part: BLADE — CRACKED (M/R)

PART IS CRACKED. BLADE IS DUE FOR TIME EXTENSION AND ALSO HAS SEPARATION ON THE TITANIUM LEADING EDGE STRIP WITH A CHORDWISE CRACK NEAR THE INBOARD END OF THE NICKEL STRIP.

Part: POWER SUPPLY — INOPERATIVE (STROBE)

NO OUTPUT TO STROBE LIGHT, WILL NOT FLASH. TIME SINCE REPAIR 0:00.

Part: RECEIVER — DEFECTIVE (COCKPIT ADF)

RECEPTION GARBLED.

Part: TRANSPONDER — INOP (COCKPIT DME)

NO TRANSMIT (INOPERATIVE)

Part: EJECTOR — CRACKED (EXHAUST)

EJECTOR IS CRACKED.

Part: TRANSMITTER — DEFECTIVE (FUEL PRESS)

TRANSMITTER CAUSING ERRONEOUS READINGS.

Part: ACTUATOR — STICKS (AFCS)

ACTUATOR STICKS, INTERMITTENTLY INOPERATIVE. INSPECTED BY ACCESSORY SHOP AND FOUND JUST BEFORE AND AFTER NULL POSITION #2 (J1-E) POTENTIOMETER VOLTAGE DROPS TO ZERO (HAS AN OPEN SPOT)

Part: BLADE — SEPARATION (M/R)

SKIN SEPARATION ON THE UPPER SURFACE NEAR THE TIP. THE SEPARATION IS NEARLY 32 INCHES SPANWISE BY 3 TO 4 INCH CHORDWISE. BLADE IS ALSO UP FOR TIME EXTENSION.

Part: BLADE — DEFECTIVE (T/R)

PADDLE "A" OF THIS ASSEMBLY HAS A HOLE IN THE LEADING EDGE WITH SEVERAL CRACKS AROUND THE HOLE.

Part: INDICATOR — DEFECTIVE (COCKPIT TIT)

FLUCTUATES AND DROPS TO ZERO. TIME SINCE REPAIR 232:35.

Part: INDICATOR — READS HIGH (COCKPIT)

OIL PRESS INDICATOR READS HIGH.

Part: INDICATOR — INOPERATIVE (COCKPIT DME)

LED INOPERATIVE.

Part: INDICATOR — DEFECTIVE (COCKPIT)

PILOT REPORTED #1 HYD PRESSURE DROP TO LOWER RED LINE. (#1 NEEDLE READS LOW WHEN HEATED)

Part: INDICATOR — INOPERATIVE (COCKPIT)

NO DISPLAY.

Part: INDICATOR — DEFECTIVE (COCKPIT DME)

DRAWS EXCESSIVE CURRENT WHEN TURNED ON.

Part: INDICATOR — READS LOW (TURB TEMP)

READS 500 DEGREES LOW.