N911SV

Part: BLADE — CRACKED (MAIN ROTOR) · airframe 7,255 hrs · 16,194 cycles

MAIN ROTOR BLADE HAS A 25 MM CRACK ADJACENT TO THE WEIGHT POCKET ON THE TOP OF THE BLADE.

Part: BLADE — CRACKED (MAIN ROTOR) · airframe 7,255 hrs · 16,194 cycles

MAIN ROTOR BLADE HAS A 56 MM CRACK ADJACENT TO THE WEIGHT POCKET ON THE TOP OF THE BLADE.

Part: BLADES — DAMAGED (ENGINE)

DURING FLIGHT, A LOUD BANG WAS HEARD AND THEN ALL ENGINE INSTRUMENTS SHOWED AN INDICATION OF A TOTAL ENGINE FAILURE. THE ENGINE WAS SECURED AND A SINGLE ENGINE LANDING WAS INITIATED WITHOUT INCIDENT. UPON INSPECTION, IT WAS NOTICED THAT THE EXHAUST AREA OF THE ENGINE, THERE WERE PT ROTOR BLADES MISSING OR DAMAGED. THE ENGINE WILL BE SENT BACK TO THE MFG FOR EVALUATION. (K)

Part: CARTRIDGE — FAULTY (FUEL PUMP)

FUEL PUMP CARTRIDGE, POSITIVE TERMINAL GROUNDED, TRIPS BREAKER. REMOVED AND REPLACED.

Part: CARTRIDGE — INTERMITTENT (FUEL PUMP)

FUEL PUMP CARTRIDGE, MOTOR INTERMITTENT, REMOVED AND REPLACED.

Part: INDICATOR — ERRATIC (TRIPLE TACH)

TRIPLE TACHOMETER INDICATOR, NR NEEDLE ERRATIC, REMOVED AND REPLACED.

Part: CARTRIDGE — INOPERATIVE (FUEL PUMP)

FUEL PUMP CARTRIDGE, PUMP INOPERATIVE, TRIPS CIRCUIT BREAKER.

Part: TANK — LEAKING (MAIN FUEL CELL)

MAIN TANK LEAKING. REMOVED AND REPLACED.

Part: CYLINDER — LEAKING (BRAKE ASSY)

BRAKE CYLINDER, LEAKING FLUID, REMOVED AND REPLACED.

Part: STARTER GEN — INOPERATIVE (ENGINE)

STARTER GENERATOR, NEEDS BRUSH REPLACEMENT AND RUN-IN. 2000 TBO REMOVED AND REPLACED.

Part: SUPPORT — LOOSE (SUPPORT TUBE)

SUPPORT TUBE, REMOVED AT AEC REQUEST, EXCESSIVE PLAY BETWEEN SUPPORT TUBE AND SLIDING TUBE. REMOVED AND REPLACED.

Part: SWASHPLATE — EXCESS PLAY (MAIN ROTOR)

SWASHPLATE, REMOVED AT AEC REQUEST, EXCESSIVE PLAY. REMOVED AND REPLACED.

Part: CLAMP — INOPERATIVE (MAIN ROTOR)

ROTOR SCISSOR CLAMP, REMOVED AT AEC REQUEST, REMOVED AND REPLACED.

Part: CLAMP — CRACKED (EXHAUST)

EXHAUST CLAMP, CRACK ON BAND END. REMOVED AND REPLACED.

Part: MOUNT — FAILED (TRANSMISSION)

Z ARIS, FAILED, REMOVED AND REPLACED.

Part: TRANSDUCER — FLUCTUATES (OIL PRESSURE)

PRESSURE TRANSDUCER, OIL PRESSURE GAUGE NEEDLE OSCILLATES, RMA R028741, REMOVED AND REPLACE.

Part: PUMP — FAILED (ENGINE)

FUEL PUMP CARTRIDGE, MOTOR WINDINGS OPEN. REMOVED AND REPLACED.

Part: BEARING — INOPERATIVE (MAIN ROTOR)

BEARING, REMOVED FROM NR 1 POSITION, REMOVED AND REPLACED.

Part: MOUNT — LEAKING (TRANSMISSION)

LEAKING FLUID. REMOVED AND REPLACED. (X)

Part: PUMP — INOPERATIVE (FUEL SYSTEM)

MOTOR INOPERABLE. LEAKING FUEL THROUGH (-) TERMINAL. REMOVED AND REPLACED. (X)

Part: SEAL — LEAKING (M/R GEARBOX)

SEAL LEAKING. REMOVED AND REPLACED. (X)

Part: BELLOWS — DAMAGED (MAIN ROTOR)

BELLOWS ASSEMBLY UNSTICHED. REMOVED AND REPLACED. (X)

Part: TRANSMISSION — FAILED (MAIN ROTOR)

MAIN TRANSMISSION FAILED. REMOVED AND REPLACED. (X)

Part: PIN — BROKEN (CYCLIC)

PIN BROKEN. REMOVED AND REPLACED. (X)

Part: MIXING VALVE — STICKING (HEATER)

SHUT-OFF VALVE STICKS IN OPEN POSITION ON NR 2 SIDE. REMOVED AND REPLACED.

Part: PUMP — LEAKING (HYDRAULIC SYSTEM)

SPLINES SHOW ABNORMAL WEAR. SHAFT SEAL LEAKING. REMOVED AND REPLACED.

Part: FILTER — MALFUNCTIONED (ENGINE)

FILTER WILL NOT RESET. REMOVED AND REPLACED.

Part: BLADE — DAMAGED (MAIN ROTOR)

REMOVED IWTH OTHER BLADES AS PRECAUTION PER AEC. MCN 137. REMOVED AND REPLACED.

Part: BOLT — LOOSE (M/R BLADE)

EXPANSION BOLT BACKED OUT OF BLADE. REF: MCN 140. REMOVED AND REPLACED.

Part: BOLT — LOOSE (M/R BLADE)

EXPANSION BOLT LOOSE. REF: MCN 138. REMOVED AND REPLACED.

Part: BOLT — LOOSE (M/R BLADE)

EXPANSION BOLT LOOSE. REMOVED PER AEC. REF: MCN: 139. REMOVED AND REPLACED.

Part: ABSORBER — SEPARATED (FUSELAGE)

VIBRATION ABSORBER CAME LOOSE IN-FLIGHT.

Part: DAMPENER — FAILED (MAIN ROTOR)

THERE WAS AN APPARENT FAILURE WITHIN THE MAIN ROTOR BLADE CUFF THAT FIXES THE LEAD LAG DAMPENER, AND SPHERICAL BEARING SUPPORT TO THE BLADE ASSEMBLY, AND IS CURRENTLY UNDER INVESTIGATION BY AEC TECHNICAL REPRESENTATIVES.

Part: TRANSCEIVER — FAILED (COCKPIT)

TRANSCEIVER WILL NOT TRANSMIT OR RECEIVE. REF: MCN 75. REMOVED AND REPLACED.

Part: MIXING VALVE — INPERATIVE (HEATER)

VALVE WILL NOT OPEN. REF: RMA NR R019843 (MCN 44). REMOVED AND REPLACED.

Part: MIXING VALVE — INOPERATIVE (HEATER)

MIXING VALVE WILL NOT OPERATE. REF: RMA NR R019777 (MCN 43). REMOVED AND REPLACED.

Part: INDICATOR — STICKS (DUAL TORQUE)

NR 1 NEEDLE HANGS UP. RMA NR R017687. REMOVED AND REPLACED.

Part: SWITCH — FAILED (GEARBOX PRESS)

GEARBOX OIL PRESSURE MALFUNCTION IS COMMON DUE TO PRESSURE SWITCH. SUBMITTER STATED THE SYSTEM NEEDS A PRESSURE GAUGE TO VERIFY LIKE THE ENGINE OIL SYSTEM.

Part: AUDIO PANEL — DEFECTIVE (COCKPIT)

AUDIO PANEL SELECT KNOB INOPERATIVE. REMOVED AND REPLACED.

Part: CLUTCH RACE — FAILED (M/R XMSN)

CLUTCH OUTER RACE FAILED IN TRANSMISSION 4649001006, SN 39. REMOVED AND REPLACED.

Part: CLUTCH ASSY — FAILED (M/R XMSN)

CLUTCH ASSY FAILED IN TRANSMISSION 4649001006, SN 39. REMOVED AND REPLACED.

Part: BENDIX SHAFT — FAILED (M/R XMSN)

BENDIX SHAFT FAILED IN TRANSMISSION, 4649001006, SN 39. REMOVED AND REPLACED.

Part: BEARING — ROUGH (VIB ABSORBER)

WHILE ROTATING VIBRATION ABSORBER, BEARINGS FELT ROUGH. AFTER PRESSING BEARING OUT OF VIB. ABS. HOUSING FOUND OUTER RACE CRACKED. CORRESPONDING MARK ON HOUSING SHOWED THAT CRACK DID NOT OCCUR DURING REMOVAL.

Part: INDICATOR — INTERMITTENT (MAST MOMENT)

SYSTEM OPERATES INTERMITTENTLY. UNIT LASTED LESS THAN 4 MO. IN OPERATION.

Part: TRANSMITTER — INTERMITTENT (MAST MOMENT)

SYSTEM OPERATES INTERMITTENTLY. UNIT LASTED LESS THAN 4 MO. IN OPERATION.

Part: STARTER — DEFECTIVE (DAMPER)

FRICTION DAMPER LOOSE - STARTER BANGS ON START-UP.

Part: COMPUTER — DEFECTIVE (CSAS)

PITCH AXIS OSCILLATES FORWARD AND AFT. REPLACED PITCH ACTUATOR. REPLACING EACH UNIT SEPARATELY DID NOT CURE DISCREPANCY.

Part: SWITCH — FAULTY (OIL PRESSURE)

AED AND PRESSURE LIGHT ON. REMOVED AND REPLACED.

Part: SWITCH — DEFECTIVE (OIL PRESS)

SWITCH UNRELIABLE, INOPERATIVE. REMOVED AND REPLACED.

Part: SWITCH — DEFECTIVE (XMSN OIL PRESS)

NR 1 TRANSMISSION OIL PRESSURE LIGHT ON IN-FLIGHT, INTERMITTENTLY. REMOVED AND REPLACED.

Part: FITTED BOLT — WORN (T/R)

FITTED BOLT DRY FILM WORN. REMOVED AND REPLACED.

Part: WARNING LIGHT — MALFUNCTION (OIL PRESS)

ANNUNCIATOR LIGHT ON WITH A/C RUNNING. REMOVED AND REPLACED.

Part: BUSHING — SEPARATION (ISOLATION MOUNT)

BUSHING SEPARATION. REMOVED AND REPLACED.