JASC 6730
Service difficulty reports · 647
Reports filed under 6730 · Rotorcraft Servo System, newest first.
Query with SQL
duckdb -csv -c "SELECT sdr_id, difficulty_date, n_number, aircraft_make, aircraft_model, part_name, part_condition, jasc_code, discrepancy FROM 'https://openairdocs.org/data/latest/faa_service_difficulty_report.parquet' WHERE jasc_code = '6730' ORDER BY difficulty_date DESC"
Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.
SELECT sdr_id, difficulty_date, n_number, aircraft_make, aircraft_model, part_name, part_condition, jasc_code, discrepancy FROM 'https://openairdocs.org/data/latest/faa_service_difficulty_report.parquet' WHERE jasc_code = '6730' ORDER BY difficulty_date DESC
Run it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.
SDR BAQA092236Actuator · leakingACTUATOR LEAKS IN DIFFERENT POSITIONS. HARDCARD ENCLOSED. REPLACED WITH SERVICABLE UNIT. 03/24/2004SDR KBM2004F00024Bearing · wornLT LAT SERVO UPPER AND LOWER ROD END BALL, WORN. REMOVED AND REPLACEDSDR BAQA091987Actuator · leakingACTUATOR SHAFT SEAL LEAKING. HARDCARD ENCLOSED. REPLACED WITH SERVICABLE UNIT. 03/17/2004SDR ALG2004F00010Servo · bindingWHILE PICKING UP TO A HOVER. FIRST FLIGHT OF THE DAY, WHILE PICKING UP TO A HOVER FELT BINDING IN CYCLIC. SET AIRCRAFT DOWN AND CHECKED FRICTION AND HYDRAULIC SWITCH, MADE SECOND ATTEMPT TO PICKUP TO A HOVER WITH SAME STIFFNESS IN CYCLIC. SHUTDOWN AND NOTIFSDR CA040304003O-Ring · failed(CAN) HAD A HARD OVER CYCLIC PROBLEM WITH AN ENGINE, THE AIRCRAFT WAS EQUIPPED WITH MFG SERVOS. HAD THIS PROBLEM AT 30 DEGREES C TO -15 DEGREES C (OUTSIDE TEMPERATURE), NO DIFFERENCE. BOLT LATERAL SERVOS WAS DUE FOR OVERHAUL, SEND SERVOS FOR OVERHAUL AND REINSSDR BAQA093670Shaft · failedACTUATOR FAILED OUT OF BOX. LAST REPAIR 8-080019-83, SHAFT ON ACTUATOR IS ONLY MOVING ONE INCH IN EITHER DIRECTION AND THEN LOCKING UP. REPLACED WITH UNIT FROM ASSET.SDR AUS20040113Servo · faulty(AUS) TAIL ROTOR SERVO FAULTY. INVESTIGATION FOUND ALTHOUGH FULL TAIL ROTOR PEDAL CONTROL WAS AVAILABLE, THE ACTUATOR GAVE LIMITED OUTPUT.SDR KBM2004F00020Servo · bindingFORWARD AND AFT SERVO BINDING, REMOVED AND REPLACED.SDR HEEA093481Pressure Switch · inoperativeIB TO GRAND ISLE THE NR 1 SERVO CAUTION LIGHT ILLUMINATED. LANDED WITHOUT INCIDENT.SDR AC2A093322Servo · brokenPILOT VALVE INPUT ROD TURN BARREL HAD BROKEN RETAINING BOLT. THIS ENABLED THE BARREL TO TURN WHICH COULD ALTER THE SERVO TIMING. REPLACED MAIN ROTOR ASSEMBLY.SDR ERAA094444Servo · leakingSERVO LEAKING AND INPUT LEVER LOOSE. MAJOR SCORING ON UPPER PISTON UPPER PISTON SEVERELY SCORED, RUN OUT CHECK EXCEEDS ALL LIMITS .280. PERFORMED OVERHAUL INSPECTION TIMED AND TESTED. POST ASSEMNBLY RUN OUT CHECK .106.SDR KBM2003F00109Ball Joint · wornFOUND FORWARD AFT SERVO LOWER BEARING WORN. REPLACE WITH NEW BEARING.SDR MDR03033Housing · crackedTAIL GB AND SERVO ASSY WAS REMOVED FROM AC FOR 2ND STAGE HYD FLUID LEADING INTO THE T/R GB. T/R SERVO ASSY WAS REMOVED FROM THE T/R GB ASSY. THE HYD SHOP, REVEALED HEAVY SCORING ON EXPOSED AREA OF PISTON. ONCE PRESSURIZED TO SIMULATE OPERATION CONDITION, ATSDR BAQA091054Actuator · malfunctionedACTUATOR OSCILLATES WHEN ENGAGED. REPLACED WITH SERVICEABLE UNIT.SDR KBM2003F00092Bearing · wornEND BEARINGS WORN. REPLACED WITH NEW BEARINGS.SDR KBM2003F00062Servo · bindingBINDING IN LT CYCLIC CONTROL. SUSPECTED LT SERVO BAD. REMOVED AND REPLACED WITH OVERHAULED.SDR BAQA089648Actuator · wornFENESTRON ACTUATOR WORN. REPLACED WITH SERVICEABLE UNIT. 11/03/03.SDR BAQA090072Servo · leakingSERVO IS LEAKING. PART ON AIRCRAFT FOR ONLY 1.1 HOURS. REPLACED WITH SERVICEABLE UNIT.SDR BAQA089260Servo · leakingSERVO LEAKING. EXCESSIVE PLAY AT CONTROL ARM. REPLACED WITH SERVICEABLE UNIT. 9/23/03SDR HEEA090147Servo · bindingFIVE MILES SOUTH OF MORGAN CITY STARTED HAVING TROUBLE WITH THE TRIM. LANDED AT MORGAN CITY. MAINTENANCE FOUND THE TAIL ROTOR SERVO BINDING. REPLACED SERVO.SDR HEEA088556Servo · leakingCYCLIC SERVO LEAKING FROM PILOT VALVE. SHOP REPAIR.SDR L2S2003F00000Servo · failedSERVO FAILED. INPUT PILOT VALVE INTERMITTENT. OPS INTERNALLY. CAUSED TAIL ROTOR CONTROL HARDER TO PUSH RIGHT THAN LEFT. SLIGHT BINDING IN TAIL ROTOR CONTROL.SDR BAQA088189Servo · leakingMAIN ROTOR SERVO LEAKING. REPLACED WITH SERVICEABLE UNIT.SDR HEEA088615Servo · damagedGOUGED PISTON. FOUND PISTON AND GLANDS SCORED. REPAIRED.SDR 3144070703Servo · leakingMAIN ROTOR SERVO LEAKING.SDR 31440707031Servo · leakingSERVO LEAKING.SDR HEEA088068Seat · leakingCAUSING EXCESSIVE INTERNAL LEAKAGE. REPLACED WITH SERVICEABLE PART.SDR ALGA088138Servo · malfunctionedCYCLIC SERVO HAS FEEDBACK FORWARD & AFT. TO RETURN CORE OWED. RETURNING P/N:SC5091-1 S/N:876 RO 15193SDR 3602062403Servo · leakingLT LATERAL SERVO LEAKING BEYOND LIMITS.SDR CA030703003Servo · failed(CAN) PROBLEM RETURNED WITH AIRCRAFT. HYD HAND OVER LT DURING HYD TEST. SWAPPED LATERAL SERVO'S LT TO RT AND RT TO LT. DURING TEST CYCLE WENT HAND OVER RT. THE OPPOSITE SERVO (LT HYDRAULIC SERVO) FROM PREVIOUS SDR WAS REPLACED. PROBLEM WENT AWAY. HYD SERVO IS SDR HEEA087793Bearing · wornMAIN ROTOR SERVO, BEARINGS WORN. SHOP REPAIR.SDR HEEA087448Servo Valve · bindingSTICKING AND BINDING UNDER PRESSURE DURING FINAL TEST OF SERVO. SENT FOR WARRANTY REPAIR.SDR HEEA087139Servo · leakingROTOR SERVO LEAKING. REPLACED SERVO.SDR HEEA087133Pin · looseEXPANDABLE PIN FOUND LOOSE. TO BE SENT TO VENDOR FOR REPAIR.SDR CA031031008Bearing · loose(CAN) ON THE DAILY INSPECTION, THE BEARING WAS FOUND LOOSE IN THE HOUSING( MOVEMENT AXIALLY ) BECAUSE OF STAKING FAILURE. FURTHERMORE, WITH THE FREEDOM OF THE BEARING TO MOVE AXIALLY PLUS THE RADIAL STRESSES IMPOSED, THE SLEEVE BETWEEN THE BEARING OUTER RACE ASDR HEEA086971Bearing · wornBEARING THAT RT CYCLIC CONTROL TUBE CONNECTS TO HAS EXCESSIVE RADIAL PLAY. TO BE SENT TO MFG FOR CREDIT.SDR HEEA086970Servo · wornCYCLIC SERVO HAS A WORN BEARING. SENT TO MFG FOR CREDIT.SDR HEEA086969Servo · wornCYCLIC SERVO HAS A WORN BEARING. TO BE SENT TO MFG FOR CREDIT.SDR 36020602034Servo · leakingM/R PITCH SERVO LEAKING EXCESSIVLY.SDR XG3R087905Torsion Bar · corrodedPREMATURE WEAR OF LAMINATED TORSION BARS. REPLACED LAMINATED TORSION BARS DUE TO WEAR LIMITS.SDR CA030527008Servo · failed(CAN) RESISTANCE IN CYCLIC STICK LT INPUT. FLIGHT CONTROL SYSTEM INSPECTED. CYCLIC STICK FRICTION STACK UP CHECKED OK. ALL FLIGHT CONTROLS UP TO THE SERVOS CHECK OK. M/R PITCH LINKS DISCONNECTED OK. SERVO AC 67244 SWAPPED AND PROBLEM WENT TO OPPOSITE SIDE RT. SDR HEEA086743Servo · damagedFEED BACK IN CYCLIC AND SEEP FROM BOTTOM SHAFT SEAL. TO BE SENT TO VENDOR.SDR HEEA086681Bushing · wornINPUT LEVER BUSHINGS WORN AND LEAKING. REPLACED WITH SERVICEABLE PART.SDR ERAA087082Servo · vibrationTAIL ROTOR SERVO HAS HIGH FREQ BUZZ IN TAIL ROTOR PEDALS WITH HYD SYSTEM TURNED ON. HAS CYLINDER WEAR, INTERNAL LEAKAGE ON PILOT VALVES REPLACED CYLINDER AND PILOT VALVES TESTED IAW CMM.SDR CA030527012Servo · failed(CAN) DURING HYD TEST CYCLIC WENT HARD OVER LT WITHOUT CONTROL INPUT. WHEN HYD FLUID WAS WARM HARD OVER WAS LESS NOTICEABLE. WHEN HYD SYSTEM PRESSURE WAS DUMPED, CYCLIC WENT HARD OVER LT. HYD SERVO REPLACED, AIRCRAFT WAS RETURNED TO SERVICE.SDR AUS20030499Servo · leaking(AUS) TAIL ROTOR SERVO PISTON SEALS LEAKING. LOSS OF NO1 HYDRAULICSYSTEM FLUID.SDR CA031120001Actuator · bent(CAN) WHILE SERVICING THE HYDRAULIC ACTUATORS BY HELICOPTER ACCESSORY SERVICE IT WAS NOTICED THAT BOTH CYCLIC AND THE COLLECTIVE ACTUATOR EXTENSIONS WERE BENT LATERALLY ON THE LONGITUDINAL AXIS. NO ACCIDENT OR INCIDENT REPORTED ON THE SUBJECT HELICOPTER.SDR ALG2003F00060Servo · inoperativeDURING LANDING THE PILOT FELT THE BINDING FORCE FROM THE CYCLIC, UPON LANDING THE PILOT FOUND THE TOP CASTLE NUT OF THE LEFT SERVO FROZEN WHICH PRODUCED BINDING, THE MECHANIC REMOVED THE SERVO BOLT AND NUT, CLEANED AND REINSTALLED. OPS FLIGHT CHECK WAS PERFORSDR HEEA087815Sleeve · failedSLIDE AND SLEEVE CAUSING EXCESSIVE LEAKAGE AND PROOF PRESSURE DURING FINAL TEST. REPLACED.SDR HEEA084796Servo · leakingMAIN ROTOR SERVO LEAKING FROM THE PILOT VALVE. REPAIRED.
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