N134AE

Part: UNKNOWN — ODOR (CABIN) · airframe 11,588 hrs · 24,910 cycles

CREW SAID THERE WAS A SLIGHT FUEL SMELL. AIRCRAFT INSPECTED AND NO FUEL LEAK DETECTED. AIRCRAFT RETURNED TO SERVICE.

Part: WIRE — OVERHEATED (BLOWER FAN) · airframe 9,706 hrs · 20,651 cycles

ELECTRICAL SMELL AND VISIBLE SMOKE IN CABIN AFTER AIR CONDITIONER WAS TURNED ON, WENT AWAY WHEN AIR CONDITIONER WAS TURNED OFF. REMOVED TAIL BOOM ACCESS AND BAGGAGE COMPARTMENT ACCESS PANELS, INSPECTED AIR CONDITIONER AFT BLOWER ASSEMBLY AND FOUND WIRING TO THE BLOWER FAN IN THE 2 PIN CONNECTOR OVERHEATED. REINSTALLED TAIL BOOM AND BAGGAGE COMPARTMENT ACCESS PANEL. PERFORMED GROUND RUN WITH NO DEFECTS NOTED. WORK PERFORMED IAW BHT206L1-MM CHAPTER 53 AND CABIN AIR CONDITIONING SYSTEM MAINTENANCE INSTRUCTIONS – DOC. NO. ICA-206EC270M-1.

Part: DIODE — BURNED (SEARCH LIGHT) · airframe 8,476 hrs · 18,402 cycles

PILOT REPORTED SEARCH LIGHT BECAME INOPERATIVE AND CIRCUIT BREAKER POPPED WHILE IN FLIGHT. CREW REPORTED FAINT ELECTRICAL BURNING ODOR AND REPORTED CABIN LIGHTS FLICKERING. UPON MAINTENANCE INSPECTION FOUND THE SEARCH LIGHT DIODE AND JUMPER TO HAVE INDICATIONS OF BURNING AND FAILURE.

Part: BLOCK — CRACKED (MAIN ROTOR HUB) · airframe 8,218 hrs · 17,932 cycles

DURING PREFLIGHT INSPECTION PILOT FOUND ONE OF THE MAIN ROTOR HUB PILLOW BLOCK EARS TO BE CRACKED.

Part: HORIZON — FOGGED (COCKPIT)

ARTIFICIAL HORIZON HAS FOGGED GLASS.

Part: GPS — MALFUNCTIONED (COCKPIT)

BENCH CHECK REQUIRED. FOUND SELECTOR KNOBS INTERMITTENT WHEN TURNED.

Part: CONTROL — DAMAGED (COCKPIT VHF)

DIGITS OF LED DISPLAY CHANGE WITH VIBRATION IF FACE PLATE IS PRESSED. PERFORMED PRELIMINARY INSPECTION AND FOUND BROKEN WIRE, REPAIRED WIRE, CLEANED THUMBWHEEL NO HELP. UNIT AUDIO CUTTING OUT ON ALL CHANNELS.

Part: TRANSCEIVER — INTERMITTENT (COCKPIT)

TRANSCEIVER HAD INTERMITTENT OPERATION. PERFORMED PRELIMINARY INSPECTION AND FOUND UNIT HAS NO TONE DEVIATION AND NO CTCSS TONES.

Part: DOOR — SEPARATED (ENGINE COWL)

IN CRUISE FLIGHT, PILOT NOTICED A CHANGE IN SOUND. CONTINUED FLIGHT (7 MILES AWAY) TO DESTINATION. POST-FLIGHT INSPECTION REVEALED RT ENGINE COWL SIDE DOOR MISSING. COWLING HAD MADE MINOR CONTACT WITH ONE M/R BLADE. REF: BK-117 IPC, FIGURE 221, ITEM 10.

Part: HUB — WORN (MAIN ROTOR)

ROTOR STAR HAS WEAR IN ZONES 3-4. WEAR IN ZONE 2, DUE TO BEARING P/N F32827 AND BEARING P/N F32828 SPINNING IN BORE.

Part: PUMP — LEAKING (HYDRAULIC SYS)

HYDRAULIC PUMP CASE DRAIN LEAKING.

Part: FILLER VALVE — LEAKING (FUEL SYSTEM)

FILLER VALVE HAS SEAL TORN, LEAKS.

Part: TRANSCEIVER — INOPERATIVE (COCKPIT DME)

TRANSCEIVER INOPERATIVE. NO DISPLAY OR RECEIVE.

Part: BEARING — WORN (TAIL ROTOR)

BEARING HAS EXCESSIVE WEAR TO THE POINT OF NEAR FAILURE AND POSSIBLE LOSS OF TAIL ROTOR CONTROL. REPLACED WITH SERVICEABLE LINK.

Part: TRANSCEIVER — MALFUNCTIONED (COCKPIT)

POWER OUT, HESITATING AND UNIT WOULD NOT RECEIVE 138-139 MHZ RANGE.

Part: INDICATOR — DEFECTIVE (COCKPIT)

ARTIFICIAL HORIZ INDICATOR INTERNAL LIGHTS SHORTED.

Part: TRANSDUCER — MALFUNCTION (CSAS)

TRANSDUCER CAUSES ERRATIC READINGS.

Part: GYRO — FAILED (COCKPIT DG)

FAILED TEST 1.1 ON SST NO VALID.

Part: COMPUTER — DEFECTIVE (CSAS)

CSAS COMPUTER DEFECTIVE. CONTROL KICKS IN FLIGHT.

Part: COMPASS — LEAKING (COCKPIT)

MAG COMPASS FLUID LEAKING.

Part: FUEL NOZZLE — LEAK (ENGINE)

FUEL LEAK FROM TUBE BETWEEN TWO NOZZLES. FUEL LEAKS OUT ALONG BRAZE AT NOZZLE.

Part: FUEL NOZZLE — LEAKING (FUEL MANIFOLD)

AFTER LEAK CHECK PER SB LT101-73-10-0124, PART II A IT WAS DISCOVERED THAT THE FUEL MANIFOLD WAS LEAKING AT ONE OF THE FUEL NOZZLES WHERE THE RIDGED TUBE IS BRAZED TO THE NOZZLE.

Part: GYRO UNIT — MALFUNCTIONED (YAW SYS)

YAW SYSTEM SENSITIVE TO INPUT GYRO IS DEFECTIVE

Part: GYRO — FAILED (COCKPIT)

DIR GYRO SLOW TO ENGAGE AND INTERMITTENTLY INOPERATIVE.

Part: CONTROL UNIT — FAILED (COCKPIT)

CONTROL UNIT DROPPED OFF LINE SEVERAL TIMES, WOULD NOT COME ON ONE TIME.

Part: STATIC INVERTER — BROKEN (MOUNT)

STATIC INVERTER BROKEN SCREWS ON MOUNT.

Part: GYRO — MALFUNCTIONED (COCKPIT)

UNIT ROLLED TO THE INVERTED POSITION AND STAYED THERE FOR GROUND RUN AND POWER CHECK. AIRCRAFT WAS HOVERED AND TEST FLOWN FOR FURTHER OBSERVATION. GYRO ROLLED UPRIGHT BUT DID NOT REFLECT PROPER ALTITUDE.

Part: BUSHING — LOOSE (TAIL ROTOR)

T/R BUSHING RING STAKING CAME LOOSE. REPLACED WITH SERVICEABLE PART.

Part: GYRO — MALFUNCTION (COCKPIT HORIZ)

ARTIFICAL GYRO +5 TO 10 DEGREE CONSTANT LEFT BANK.

Part: GYRO — MALFUNCTION (COCKPIT HORIZON)

HORIZON GYRO FRONT GLASS FOGGED, SLOW OPERATION.

Part: VALVE — FAILED (BLEED SYS)

NO. 1 ENGINE HAD HIGH TOT. BLEED AIR VALVE FAILED.

Part: INDICATOR — FAILED (AIR SPEED)

AIRSPEED INDICATOR FAILED TO "0".

Part: SENSOR — DEFECTIVE (ENGINE)

CANNOT ADJUST SENSOR ALWAYS REACHES .-13VDC.

Part: POWER SUPPLY — FAILED (STROBE)

POWER SUPPLY BLOWS FUSE AFTER 5 SECONDS.

Part: COMPUTER — MALFUNCTION (CSAS)

PITCH SYSTEM INOPERATIVE, WILL NOT CENTER UP, ACTUATOR GOES FULL, AND PITCH ACTUATOR KEEPS RUNNING.

Part: BLADE — DAMAGED (M/R)

M/R BLADE HAS HOLE IN THE LEADING EDGE ABRASION STRIP NEAR THE TIP.

Part: INDICATOR — DEFECTIVE (FUEL QTY)

FUEL QTY #2 SUPPLY INTERMITTENTLY DROPS TO ZERO. MAIN TANK DROPPED TO ZERO ALSO.

Part: ACTUATOR ASSY — STICKS (M/R SERVO ASSY)

ACTUATOR RATCHETY AND SLOW. WOULD SOMETIMES STICK TO ONE SIDE.

Part: FUEL NOZZLE — LEAKING (ENGINE)

AIRCRAFT ENGINE LEAK CHECK REVEALED: FUEL LEAKING FROM FUEL MANIFOLD TUBING. INSTALLED A SERVICEABLE MANIFOLD.

Part: FUEL PUMP — LEAKAGE (BOOST)

FUEL PUMP SEAL LEAKAGE.

Part: TRANSCEIVER — FAILED (COCKPIT)

WILL NOT TRANSMIT. FOUND NO 29V ON POWER SUPPLY. REPLACED U2 (IC), U1 (IC),VR1 (DIODE) AND REPAIRED POWER SUPPLY. SYNTHESIZER BOARD HAS BAD TUNING VOLTAGE. REPLACED U11 (IC), U12 (IC), U13 (IC), U9 (IC), U10 (IC). REPAIRED. FOUND WEAK RECEIVER SENSE AT 406MHZ.ALIGNED THE RECEIVER AND ADJUSTED SYNTHESIZER PRESELECTOR VOLTAGE TO SPECS, REPAIRED. FOUND TRANSMIT TONE SET A CODE 11 FOR A TONE OF 91.5HZ DRIFTING OFF FREQUENCY. REPLACED U14 (IC) ON AUDIO BOARD. REPAIRED. BENCH CHECK GOOD.

Part: FRAME — CRACKED (TAILBOOM)

CRACKS WERE FOUND ON THE FRAME WHERE IT RIVETED TO THE TAIL CONE SKIN. CRACKS WERE ALSO FOUND UNDER THE UPPER AFT ECU MOUNT. INSTALLED REPAIR KIT P/N 117-SB20-101-3.1 ACCORDING TO SB BK117-20-101. INSTALLED A REPAIR DOUBLER ON TAIL CONE. SHIMMED ECU TO AVOID ANY PRELOADS ON MOUNTS.

Part: COMPASS FLAG — DEFECTIVE (COCKPIT)

COMPASS FLAG WILL NOT PULL.

Part: TRANSCEIVER — SHORTED (COCKPIT VHF)

UNIT SHORTED. SMOKE CAME FROM UNIT WHEN TURNED ON.

Part: SWITCH — DEFECTIVE (OIL PRESS)

SWITCH WILL NOT CLOSE.

Part: LATCH ASSY — BROKEN SPRING (DOOR)

BROKEN EJECTION SPRING OF LATCH REQUIRES TWO HANDS TO OPERATE LATCH ASSY. REPLACED WITH SERVICEABLE LATCH ASSY AND RETURNED TO SERVICE.

Part: ACTUATOR — LEAKING (T/R)

LEAKING LOWER SEAL AND PILOT VALVE AND EHA SEAL.

Part: JUNCTION BOX — DEFECTIVE (LIGHTING)

TRANSFORMER LOOSE IN BOX, INOPERATIVE, 35A CIRCUIT BREAKER LUG STRIPPED. TIME SINCE REPAIR 0:00.

Part: CONTROL UNIT — MALFUNCTION (COCKPIT)

LIGHTS INTERMITTENTLY.

Part: TRANSCEIVER — DEFECTIVE (COCKPIT)

REPLY LIGHT WILL NOT COME ON; INTERMITTENT. REPLACED PHOTOCELL V301. REPAIRED.

Part: TRANSCEIVER — DEFECTIVE (COCKPIT)

NO DISPLAY/WEAK TRANSMITT. VERIFIED PROBLEM. REPLACED F401 (FUSE), REPAIRED. ADJUSTED FREQUENCY AND SIDETONES. BENCH CHECK GOOD.