N117NC

Part: CASTING — CRACKED (TAIL ROTOR) · airframe 5,840 hrs

FOUND OIL LEAKING AROUND VERTICAL FIN AREA. INSPECTED AREA AND FOUND TAIL ROTOR GEARBOX LEAKING AND NOTICED THAT TAIL ROTOR CASTING WAS ALSO CRACKED. UPON DISASSEMBLY FOUND THAT TAIL ROTOR HEAD BOLT HAS BEEN GALLED AND TEFLON FROM TORSION TENSION STRAP HAS BEEN FORCED OUT AND DAMAGED T/R HEAD AND BOLT. UPON REMOVAL OF T/R GEARBOX FOUND NONE OF THE ATTACHMENT BOLTS WERE TORQUED AND CAUSED MOUNTING STUDS IN GEARBOX TO FAIL AND CRACKED GEARBOX ATTACHMENT CASTING. CASTING HAS BEEN CHANGED BEFORE DUE TO HIGH-LOC INSTALLED.

Part: CHIP DETECTOR — ILLUMINATED (TAIL ROTOR) · airframe 5,614 hrs · 14,044 cycles

IN CRUISE FLIGHT, TO PICK UP A PATIENT AT 2500MSL, ACFT EXPERIENCED A T/R CHIP LIGHT. THE ACFT COMPLETED THE EMERGENCY PROCEDURE FOR SAME, DIVERTED TO AN AIRPORT ABOUT 3 MILES AWAY, CALLING THE COMM CENTER AND ADVISED OF THE SITUATION. NORMAL SHUTDOWN COMPLETED AND MECHANIC NOTIFIED. AMC PILOT CHIP PLUG MX ACTION COMPLETED AND TO INCLUDE LOG BOOK ENTRIES. PILOT DID A 10 MIN PENALTY RUN, SHUTDOWN AND CHECKED BOTH T/R AND IGB PLUGS ALL WAS NORMAL. HE BRIEFED MED CREW AND FLEW BACK TO UNC WITH OUT FURTHER INCIDENT.

Part: BLADE — CRACKED (TAIL ROTOR) · airframe 4,669 hrs · 11,617 cycles

WHILE PERFORMING A PREFLIGHT A CRACK WAS FOUND IN THE TAIL ROTOR BLADE NEAR THE DATA TAG.

Part: INDICATOR — INOPERATIVE (N1 RPM) · airframe 2,274 hrs

GAUGE BACKLIGHTING INOPERATIVE. REPLACED WITH SERVICABLE UNIT. 05/05/2004

Part: BLOWER — FAILED (VENT FAN) · airframe 657 hrs

BLOWER FAILED OUT OF BOX. REPLACED WITH SERVICABLE UNIT. 02/12/2004

Part: WIRE HARNESS — DAMAGED (ENGINE CONTROL) · airframe 2,105 hrs

FIRE DAMAGE, N2 WIRE OUTER INSULATION. REPLACED WITH SERVICEABLE UNIT 02/09/2004

Part: BLEED VALVE — WORN (ENGINE) · airframe 2,094 hrs

WARRANTY- COVERED BY SUPPORT BY HOUR. UNIT EXTREMELY WORN. REPLACED WITH SERVICEABLE UNIT. 02/09/2004

Part: BLEED VALVE — WORN (ENGINE) · airframe 2,094 hrs

WARRANTY. UNIT COVERED UNDER SUPPORT BY HOUR. UNIT EXTREMELY WORN. REPLACED WITH SERVICEABLE UNIT. 02/09/2004

Part: BUSHING — DEFECTIVE (T/R ACTUATOR) · airframe 1,997 hrs

TAIL ROTOR ACTUATOR LOWER BUSHING DEFECTIVE. REPLACED WITH SERVICEABLE UNIT. 12/11/03

Part: STARTER GEN — INOPERATIVE (ENGINE) · airframe 1,738 hrs

STARTER GENERATOR INOPERATIVE. REPLACED WITH SERVICEABLE UNIT.

Part: INDICATOR — STICKING (TRIPLE TACH) · airframe 1,549 hrs

TRIPLE TACH NR NEEDLE STICKS.

Part: BATTERY — WORN (MAIN) · airframe 1,535 hrs

INTERMITTENT CHARGE OF BATTERY. NO CHARGE LIGHT ON. REPLACED WITH SERVICEABLE UNIT.

Part: VALVE — INTERFERENCE (HEATER) · airframe 1,426 hrs

HEATER MIXIING VALVE HAS INTERMITTENT OPERATION. REPLACED WITH SERVICEABLE UNIT.

Part: INDICATOR — INOPERATIVE (TRANSMISSION OIL)

TRANS OIL INDICATION LIGHT INOPERATIVE. REMOVED AND REPLACED. (X)

Part: BEARING — WORN (TAIL ROTOR)

TAIL ROTOR BEARINGS WORN. REF: RMA NR R020377. REMOVED AND REPLACED.

Part: INDICATOR — INACCURATE (TRIPLE TACH)

INDICATOR HAS INTERMITTENT TORQUE SPLITS. AIRCRAFT HAD 920.5 HOURS WHEN PROBLEM STARTED. REMOVED AND REPLACED.

Part: HINGE — CRACKED (SERVICE DOOR)

DOOR HINGE CRACKED. PART SCRAPPED ON SITE. REF: RMA NR R014017. REMOVED AND REPLACED.

Part: FIREWALL — CRACKED (FUSELAGE)

FIREWALL CRACKED IN SEVERAL PLACES. REF: RMA NR R016840. REMOVED AND REPLACED.

Part: FIREWALL — CRACKED (FUSELAGE)

FIREWALL CRACKED IN SEVERAL PLACES. REF: RMA NR R016840. REMOVED AND REPLACED.

Part: FIREWALL — CRACKED (FUSELAGE)

FIREWALL CRACKED IN SEVERAL PLACES. REF: RMA NR R016840. REMOVED AND REPLACED.

Part: SWITCH — FAILED (MAIN PANEL)

SWITCH TIES INTERMITTENTLY. REMOVED AND REPLACED.

Part: COUNTER — FAILED (COCKPIT)

CYCLE COUNTER QUIT OPERATING AFTER APPROXIMATELY 2 MONTHS. REMOVED AND REPLACED.

Part: COUNTER — FAILED (CYCLE)

CYCLE COUNTER NEW - NEVER USED. REMOVED AND REPLACED.

Part: TRANSDUCER — FAILED (TRANSMISSION)

TRANSDUCER FAILED. NEVER USED. REMOVED AND REPLACED.

Part: ACTUATOR — FAILED (ENG HEATER)

HEATER CAUTION LIGHT COMES ON WITH BOTH ENGINE HEATERS SELECTED. REMOVED AND REPLACED.

Part: INDICATOR — INTERMITTENT (FUEL QUANTITY)

MAIN FUEL INDICATION INTERMITTENTLY DROPS TO 5 GALLONS THEN RETURNS TO NORMAL. REMOVED AND REPLACED.

Part: COMPUTER — FAILED (CSAS)

CSAS COMPUTER PITCH LIGHT ILLUMINATED INTERMITTENTLY IN-FLIGHT. REMOVED AND REPLACED.

Part: COMPUTER — FAILED (COCKPIT)

CSAS COMPUTER INTERMITTENT. ROLL AND PITCH CHANNELS BOTH DROP OFF-LINE AND CANNOT BE RESET OR JUST WILL NOT COME ON-LINE. REMOVED AND REPLACED.

Part: SEAL — LEAK (FUEL SYSTEM)

SEALS USED TO REPAIR FUEL LEAK - SCRAPPED ON SITE. REMOVED AND REPLACED 4 EACH.

Part: SEAL — LEAK (FUEL SYSTEM)

SEALS USED TO REPAIR FUEL LEAK - 2 SCRAPPED ON SITE. REMOVED AND REPLACED 2 EACH.

Part: SEAL — LEAK (FUEL SYSTEM)

SEAL USED TO REPAIR FUEL LEAK - SCRAPPED ON SITE. REMOVED AND REPLACED.

Part: SEAL — LEAK (FUEL SYSTEM)

SEAL USED TO REPAIR FUEL LEAK - SCRAPPED ON SITE. REMOVED AND REPLACED.

Part: SEAL — LEAK (FUEL SYSTEM)

SEALS USED TO REPAIR FUEL LEAK - 2 SCRAPPED ON SITE. REMOVED AND REPLACED 2 EACH.

Part: VALVE — FAILED (FUEL VENT)

VENT VALVE FAILURE. ALLOWS FUEL TO VENT. REMOVED AND REPLACED.

Part: SEAL — LEAK (FUEL SYSTEM)

SEALS USED TO REPAIR FUEL LEAK - SCRAPPED ON SITE. REMOVED AND REPLACED 2 EA.

Part: SEAL — LEAK (FUEL SYSTEM)

SEAL USED TO REPAIR FUEL LEAK - SCRAPPED ON SITE. REMOVED AND REPLACED.

Part: SEAL — LEAK (FUEL SYSTEM)

SEALS USED TO REPAIR FUEL LEAK - 7 SCRAPPED ON SITE.

Part: SEAL — LEAK (FUEL CROSSTUBE)

SEALS USED TO REPAIR FUEL LEAK - SCRAPPED 4 ON SITE. REMOVED AND REPLACED 4 EACH.

Part: SEAL — LEAK (FUEL SYSTEM)

SEALS USED TO REPAIR FUEL LEAK - 2 SCRAPPED ON SITE. REMOVED AND REPLACED 2 EACH.

Part: VALVE — FAILED (FUEL VENT)

VENT VALVE FAILED. REMOVED AND REPLACED.

Part: VALVE — FAILED (BLEED SYSTEM)

BLEED VALVE DOES NOT OPERATE. REMOVED AND REPLACED.

Part: CONTROL UNIT — FAILED (HEATER)

HEATER OVERHEATED. REMOVED AND REPLACED.

Part: VALVE — STICKS (BLEED SYSTEM)

VALVE STICKS WHEN SELECTING HEAT. REMOVED AND REPLACED.

Part: HORIZON — FAILED (COCKPIT)

INOPERABLE FOR P/R CSAS SYSTEM. REMOVED AND REPLACED.

Part: VAPOR SEAL — MALFUNCTION (RT FWD VENT SYS)

INSPECTED FUEL SYSTEM AND ENGINES AND FOUND FUEL SEEPING FROM THE RT FORWARD FUEL VENT. APPLIED AIR BACK PRESSURE TO THE RT FORWARD VENT VALVE. TOPPED FUEL OFF AND FLEW AIRCRAFT. NO FUEL WAS LEAKING FROM THE RIGHT FORWARD VENT. SUSPECT VENT VALVE WAS STUCK OPEN.

Part: BRACKET — BROKEN (CYLIC)

BRACKET WELDS BROKE. REMOVED AND REPLACED.

Part: COMPUTER — FAILED (SPAS)

SPAS COMPUTER HAS IMPROPER OUTPUT VOLTS. REMOVED AND REPLACED.

Part: PITCH LINK ASSY — WORN (TAIL ROTOR)

PITCH LINK ASSY (2 EACH) BEARINGS WORN. REMOVED AND REPLACED.

Part: PRESS TRANSDUCER — FAILED (M/R GEARBOX)

TRANSDUCER DROPPED FROM 2.5 TO 1.0 BARS IN-FLIGHT. REF: RMA NR R011617. REMOVED AND REPLACED.

Part: STATIC INVERTER — MALFUNCTIONED (AC SYSTEM)

INVERTER CAUSES INTERMITTENT FAILURES IN SYSTEMS IT PROVIDES BUSS FOR. REMOVED AND REPLACED

Part: TRANSCEIVER — FAILED (COCKPIT VHF)

TRANSCEIVER OUT OF BOX FAILURE. NEW PART DEFECTIVE ON RECEIPT. REMOVED AND REPLACED.

Part: ACTUATOR — FAILED (CSAS)

CSAS ACTUATOR REMOVED DUE TO LACK OF TRAVEL. REMOVED AND REPLACED.

Part: GYRO — DEFECTIVE (COCKPIT HORIZ)

HORIZONTAL GYRO WILL NOT FULLY ALIGN. (REF: RMA NR R011312). REMOVED AND REPLACED.