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.

SDR HEEA955600Servo · defectiveCYCLIC STIFF WHEN IT IS MOVED LEFT AND RIGHT. FOUND LT-RT CONTROL SERVO DEFECTIVEAug 17, 1995 · N60951 · Snias AS350B2SDR 95ZZZX5044Servo · req adjustmentNOTED SEVERE VERTICAL VIBRATION SHORTLY AFTER TAKEOFF THAT INCREASED IN MAGNITUDE. RETURNED AND LANDED. RT AFT M/R SERVO FRICTION FOUND LOW, ADJUSTED PER MM. RT FWD M/R SERVO CAP NUT FOUND SLIGHTLY LOOSE, SECURED. ADJUSTED CYCLIC MIN FRICTION PER MM.Aug 14, 1995 · N500WK · Agusta A109A2SDR 95ZZZX4448Cylinder Housing · mismanufacturedASSEMBLED SERVO SN RH-0827 FOR TESTING. SERVO FAILED MANUAL OPERATION TEST, PAGE 23, STEP 1, MANUFACTURER MM. MANUAL OPERATION TEST STATES, 'THE FORCE REQUIRED AT INPUT LEVER TO START MOVING THE ACTUATOR AND MANUALLY CYCLE IT SHALL NOT EXCEED 26 POUNDS.' ONAug 7, 1995 · Bell 206L1SDR 95ZZZX6589Actuator · error codeDUPLEX PITCH ACTUATOR HAS ERROR CODES OF E28, E29, AND E30. REMOVED AND REPLACED.Jul 23, 1995 · N317MC · Bolkms BK117C1SDR 95ZZZX5075Servo Monitor · error codesERROR CODES E47, E35, AND E27. (REMOVED WITH D. PITCH ACTUATOR). REMOVED AND REPLACED.Jul 22, 1995 · N317MC · Bolkms BK117C1SDR 95ZZZX5073Servo Monitor · inoperativeTROUBLESHOOTING AND FOUND SERVO MONITOR INOPERATIVE (R2-710 SHORTED AND SERVO MONITOR REC INOPERATIVE). TROUBLESHOT AND REPLACED.Jul 19, 1995 · N317MC · Bolkms BK117C1SDR 95ZZZX5072Servo Monitor · inoperativeTROUBLESHOOTING AND FOUND SERVO MONITOR INOPERATIVE (R2-710 SHORTED AND SERVO MONITOR REC INOPERATIVE). TROUBLESHOT AND REPLACED.Jul 19, 1995 · N317MC · Bolkms BK117C1SDR 95ZZZX5067Servo Monitor · error codesCONTINUAL ERROR CODES GENERATED IN-FLIGHT. REMOVED AND REPLACED.Jul 6, 1995 · N317MC · Bolkms BK117C1SDR 95ZZZX5554Servo · leakingSERVO LEAKING FROM PILOT VALVE AREA. REPLACED WITH NEW UNIT(S) CORRECTED PROBLEM.Jul 3, 1995 · N151AC · Snias AS350BSDR HEEA955245Actuator · leaksUPON INSTALLATION BOTH PILOT VALVES WERE FOUND TO HAVE STATIC LEAKS ON SYSTEM #1.Jun 27, 1995 · N5736J · Bell 212SDR 95ZZZX5555Servo · defectiveFORE AND AFT CYCLIC MOVEMENT IS STIFF. REPLACED WITH UNIT K-BALLED FROM NEW B2, CORRECTED PROBLEM.Jun 22, 1995 · N151AC · Snias AS350BSDR 95ZZZX4219Actuator · defectiveDUPLEX PITCH ACTUATOR CAUSING API FAILURE.Jun 2, 1995 · N317MC · Bolkms BK117C1SDR 95ZZZX5594Servo · leakingSERVO LEAKING AT PILOT VALVE. REPLACED WITH OVERHAULED UNIT, CORRECTED PROBLEM.May 31, 1995 · N94LG · Snias AS350B2SDR 95ZZZX3338Main Servo · leakingPILOT REPORTED DROP IN NR 1 HYDRAULIC SYSTEM OIL PRESSURE. LANDED AT OFFSHORE HELIPORT WITHOUT INCIDENT. FOUND RT CYCLIC SERVO LEAKING FLUID OUT OF TOP OF SERVO BETWEEN CAP AND PISTON. 412 IPC, FIGURE 67-2, ITEM 41.May 25, 1995 · N3911L · Bell 412SDR 95ZZZX5302Servo · feedbackFORE AND AFT SERVO FEEDBACK. REPLACED WITH NEW UNIT(S) CORRECTED PROBLEM.May 22, 1995 · N58045 · Snias AS350BSDR HEEA955039Bearing · looseFOUND BOTH BEARINGS UNSTAKED. REPLACED BOTH BEARINGS AND RETURNED SERVO TO SERVICE.May 19, 1995 · N8591X · Bell 206L3SDR 95ZZZX3915Servo · leakingSERVO LEAKING BAD IN OUTPUT AREA.May 16, 1995 · N972BH · Snias AS350B2SDR 95ZZZX3171Servo · pittedWHILE PERFORMING 750-HOUR ANNUAL REQUIREMENTS INSPECTION, THE MAINTENANCE CREW FOUND THE AFT AND FORWARD MAIN ROTOR SERVO PISTONS ASSEMBLY (IN MID-STRIKE RANGE - ON GEARBOX SIDE) SURFACE PLATING STARTING TO DEGRADE. THERE WAS VISUAL SCORING THAT WAS COPPER COMay 16, 1995 · N1WL · Skrsky S76BSDR 95ZZZX3170Servo · pittedWHILE PERFORMING 750-HOUR ANNUAL REQUIREMENTS INSPECTION, THE MAINTENANCE CREW FOUND THE AFT AND FORWARD MAIN ROTOR SERVO PISTONS ASSEMBLY (IN MID-STRIKE RANGE - ON GEARBOX SIDE) SURFACE PLATING STARTING TO DEGRADE. THERE WAS VISUAL SCORING THAT WAS COPPER COMay 16, 1995 · N1WL · Skrsky S76BSDR HEEA954979Servo · leakingLEAKING BETWEEN SERVO BODY AND SERVO SHAFT. ALSO LEAKING FROM SMALL HOLE IN SERVO SHAFT.May 12, 1995 · N60951 · Snias AS350B2SDR F6LM9597Servo · leakEXCESSIVE LEAK FROM WEEP HOLE, JUST HAD SERVO REAIRED FOR SAME LEAK. INSTALLED LOANER SERVOMay 11, 1995 · N6093B · Snias AS350B2SDR 95ZZZY0998Servo · defectiveM/R SERVO FEEDBACK. REPLACED WITH OVERHAULED UNIT(S), CORRECTED PROBLEM.May 10, 1995 · N58045 · Snias AS350BSDR 95ZZZY0988Servo · leakingSERVO LEAKING FROM PILOT VALVE BEYOND SERVICEABLE LIMITS. . REPLACED WITH NEW UNIT(S), CORRECTED PROBLEM.May 10, 1995 · N94LG · Snias AS350B2SDR 95ZZZX2925Gland · wornIN SHOP DURING INSPECTION AND REPAIR OF ACTUATOR, FOUND I.D. OF GLANDS, 2 EACH, WORN PAST LIMITS BY MOVEMENT OF PISTONS THROUGH GLANDS.May 9, 1995 · N764AL · Skrsky S76ASDR 95ZZZX2819Gland · wornDURING IN-SHOP TEAR DOWN OF ACTUATOR FOR INSPECTION AND REPAIR DUE TO LEAKING, FOUND ID OF GLANDS, 2 EACH, WORN PAST LIMITS BY MOVEMENT OF PISTONS THROUGH GLANDS.May 9, 1995 · N741SW · Skrsky S76ASDR 95ZZZX2782Housing · wornDURING DISASSEMBLY AND INSPECTION FOR OVERHAUL, FOUND CYLINDER ID WORN PAST LIMITS. PROBABLY CAUSED BY OIL CONTAMINATION AND/OR PART HAS HAD A LONG SERVICE LIFE.May 9, 1995 · N3190P · Bell 206L1SDR HEEA954934Cyl Assy · leakingSERVO SENT IN FOR OVERHAUL- FOUND SERVO LEAKING AT BOTH END CAPS, GLAND & AT INTERCONNECT CYLINDER.May 8, 1995 · Bell 412SDR HEEA954933Cyl Assy · leakingSERVO SENT IN FOR REPAIR- FOUND SERVO LEAKING AT BOTH END CAPS, GLAND & AT INTERCONNECT CYLINDER.May 8, 1995 · Bell 412SDR HEEA954932Servo Act · leakSERVO SENT IN FOR OVERHAUL- FOUND INTERNAL LEAK AND EXCESSIVE BREAK OUT FORCE ON PILOT LEVER.May 8, 1995 · Bell 412SDR HEEA954931Cyl Assy · leakingSERVO SENT IN FOR REPAIR - FOUND SERVO LEAKING AT BOTH END CAPS, GLAND & AT INTERCONNECT CYLINDER.May 8, 1995 · Bell 412SDR HCMA9520872Servo · leakageEXCESSIVE LEAKAGE FROM UPPER SEAM SERVO BODY TO RAM.May 5, 1995 · N862BH · Snias AS350BSDR EGRA9588Servo · leakingMAIN ROTOR SERVO FOUND LEAKING, REMOVED AND SENT FOR REPAIR REINSTALLED SERVO AFTER REPAIR LEAK CHECKED GOOD, OP CHECKED GOODMay 5, 1995 · N399KK · Skrsky S76SDR 95ZZZX2820Spring · missingSERVO ACTUATOR WAS SENT TO HYDRAULIC SHOP FOR REPAIR DUE TO LEAKING. SERVO TT 6303.5. TIME SINCE OVERHAUL: 1665.7. DURING TEAR DOWN OF ACTUATOR FOR REPAIR, NOTED 2 SPRINGS, PN 30006822, HAD NOT BEEN INSTALLED AT OVERHAUL BY MANUFACTURER. ABSENCE OF THESE May 5, 1995 · N741SW · Skrsky S76ASDR EGRA9587Servo · leakingTAIL ROTOR SERVO FOUND LEAKING REMOVED SERVO AND SENT FOR REPAIR. REINSTALLED LEAK CHECKED GOOD, OPS CHECKED GOODMay 4, 1995 · N399KK · Skrsky S76SDR RMXA9520767Servo Motor · defectiveSERVO WAS REPAIRED 6-8-94. RETURNED & PUT ON SHELF FOR 7 MONTHS. SERVO WAS PULLED OFF SHELF 1-20-95 AND INSTALLED ON AIRCRAFT. SERVO DID NOT WORK--SAME PROBLEMS AS BEFORE THE REPAIR AND NOW MAKES FUNNY NOISE WHILE RENGAGING. F.A. LIGHT INTERMITTENT, ENGAGES ANApr 28, 1995 · N2070Z · Bell 206L1SDR RMXA9520735Actuator · failureZE27 ERROR CODE ON PRE-FLIGHT TEST APZ WILL NOT ENGAGE. PITCH SERVO FAILURE. REMOVED AND REPLACED.Apr 26, 1995 · N317MC · Bolkms BK117C1SDR HEED95191Servo · leakingWORN BEARINGS AND LEAKING. ORDER NEWApr 26, 1995 · N236X · Bell 230SDR HEED95154Actuator · seizedACTUATOR WOULD NOT MOVE. ORDERED NEWApr 25, 1995 · N236X · Bell 230SDR F6LM9593Bearings · wornBEARINGS WORN PAST THE .002" WEAR LIMIT. REPLACED BEARINGSApr 13, 1995 · N6093B · Snias AS350B2SDR 95ZZZX2201Servo · defectiveRIGHT TAIL ROTOR PEDAL MOTORED INTERMITTENTLY. INSPECTED SYSTEM, CHECKED RIG. REPLACED SERVO. IPC 67-19-22.Apr 6, 1995 · N2298Z · Bell 412SDR 95ZZZY0718Servo · leakingSERVO LEAKING BEYOND SERVICABLE LIMITS. REPLACED WITH NEW UNIT(S) CORRECTED PROBLEM.Apr 5, 1995 · N91GT · Snias AS350BSDR F6LM9586Servo · leaksLEAKS FLUID FROM BODY EXTENSION WEEP HOLE.Mar 31, 1995 · N6093B · Snias AS350B2SDR HEEA954567Actuator Assy · defectiveUNIT MAKES EXCESSIVE NOISE DURING OPERATION AND DURING RIGGING CHECK OF AIRCRAFT FOUND LOCK WASHER BROKEN.Mar 22, 1995 · N8765J · Bolkms BK117A3SDR EGRA9513Servo Motor · inoperativeLATERAL CYCLIC TRIM ACTUATOR INOPERATIVE REMOVED AND REPLACED TRIM ACTUATOR.Mar 21, 1995 · N7062J · Bolkms BK117B1SDR 95ZZZX2210Union · crackedLOST HYDRAULIC PRESSURE ON NR 1 SYSTEM ON LANDING. FOUND THE PRESSURE LINE UNION CRACKED ON THE CENTER SERVO. FIGURE 29-1001, ITEM 11.Jan 27, 1995 · N236X · Bell 230SDR F6LM9573Servo · leakLEAKS @ TOP WEEP HOLE REPLACED SERVOJan 25, 1995 · N6093B · Snias AS350B2SDR 95ZZZX1041Servo · leakingDURING 3RD TOUR FLIGHT OF THE DAY, 2.6 HOURS SINCE PRE-FLIGHT, THE WARNING HORN SOUNDED AND THEN THE HYD LIGHT ILLUMINATED ON THE WARNING PANEL. PILOT SLOWED THE AIRCRAFT AND TURNED THE HYDRAULICS OFF & MADE AN EMERGENCY LANDING AT KALAPAPA AIRPORT. UPON INPJan 14, 1995 · N269JM · Snias AS350BA
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