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 R7MR33508Servo · leakingLEAKING BEYOND SERVICEABLE LIMITS. REPLACED WITH NEW UNIT, CORRECTED PROBLEM.Jun 4, 2001 · N102LN · Snias AS350B2SDR WP012001B2838Plug · crackedRECEIVED SERVO PN 206-076-062-003 SN RH1269 FOR OVERHAUL AND FOUND DURING EVALUATION AFTER DISASSEMBLY PN MS9954-04 PLUG CRACKED UNDER THE HEAD.May 22, 2001 · N104HC · Bell 206L1SDR HEEA073100Servo · leakingLEAKING AT UPPER PISTON SEAL AREA.May 10, 2001 · N974AE · Snias AS350BSDR HEEA073098Servo · leakingLEAKED AT TOP SIDE OF PISTON.May 10, 2001 · N974AE · Snias AS350BSDR HEEA073022Cylinder · leakingLEAKING FROM BOTTOM WEEP HOLE.May 7, 2001 · N6106C · Bell 412EPSDR 20010508CW013Housing · gougedGOUGE PLUS LINER IND. BELOW GOUGE.Apr 16, 2001 · Bell 214BSDR HEEA072611Servo · leakingCAUSING EXCESSIVE INTERNAL LEAKAGE. FOUND DEFECTIVE LAPPING. SENT TO FORTNER ACCESSORY SERVICE CORP. FOR WARRANTY REPAIR.Apr 16, 2001 · N206FS · Bell 206L3SDR HEEA072610Servo · leakingCAUSING EXCESSIVE INTERNAL LEAKAGE. FOUND DEFECTIVE LAPPING. SENT TO FORTNER ACCESSORY SERVICE CORP. FOR WARRANTY REPAIR.Apr 16, 2001 · N49EA · Bell 206L3SDR HEEA072609Servo · leakingCAUSING EXTERNAL LEAKAGE OF SERVO DURING TESTING. FOUND DEFECTIVE LAPPING. SENT TO FORTNER ACCESSORY SERVICE CORP. FOR WARRANTY REPAIR.Apr 16, 2001 · Bell 206L3SDR HEEA072608Plug · stuckFOUND PLUG STICKS IN SLEEVE AND SPRING STICKS ON SPOOL. SENT TO FORTNER ACCESSORY SERVICE CORP. FOR WARRANTY REPAIR.Apr 16, 2001 · N937S · Bell 206L3SDR HEEA072607Servo · stuckSPOOL STICKS IN SLEEVE OF LAP ASSY. SUSPECT DEFECTIVE LAPPING.Apr 16, 2001 · Bell 206L1SDR HEEA072558Cylinder · leakingLEAKING AT REAR SEAL. REPLACED WITH SERVICEABLE SERVO.Apr 11, 2001 · N6610Y · Bell 206L3SDR HEEA072557Cylinder · damagedTHE PILOT VALVE THROUGH BOLTS (2 EA) ARE VERY STIFF AND CANNOT BE MOVED BY HAND. STIFF FLIGHT CONTROLS. REPLACED WITH SERVICEABLE SERVO.Apr 11, 2001 · N31077 · Bell 206L3SDR HEEA072497Servo · malfunctionedAUTOPILOT SYSTEM INTERMITTENTLY DISENGAGES AND SERVO CAUSES KICKING IN PILOT''''S CYCLIC STICK. REPLACED WITH SERVICEABLE PART.Apr 11, 2001 · N5744Y · Bell 206L1SDR HEEA072496Servo · malfunctionedSERVO CAUTION LIGHT ILLUMINATES AND AUTOPILOT SYSTEM DISENGAGES. REPLACED WITH SERVICEABLE PART.Apr 11, 2001 · N5744Y · Bell 206L1SDR HEEA072495Servo · malfunctionedCAUSES AUTOPILOT SYSTEM TO DISENGAGE AND FEEDBACK IN CONTROLS (KICKING). REPLACED WITH SERVICEABLE PART.Apr 11, 2001 · N5744Y · Bell 206L1SDR HEEA072494Servo · malfunctionedINTERMITTENT FEEDBACK (KICKING) IN AUTOPILOT SYSTEM. REPLACED WITH SERVICEABLE PART.Apr 11, 2001 · N5744Y · Bell 206L1SDR R7MR33290Servo · inoperativeCYCLIC WOULD NOT MOVE FORWARD IN FLIGHT. PILOT REPORTS 7 TO 8 LBS PRESSURE TO MOVE CYCLIC. REPLACED WITH NEW UNIT, CORRECTED PROBLEM.Apr 10, 2001 · N52281 · Snias AS350BSDR HEEA072422Servo · leakingSERVO CAUSING EXCESSIVE INTERNAL LEAKAGE DURING TESTING.Apr 9, 2001 · Bell 412SDR HEEA072081Actuator · leakingLEAKING. REPLACED WITH SERVICEABLE FLOAT.Apr 5, 2001 · N8594X · Bell 206L3SDR HEEA071969Servo Valve · leakingSERVO VALVE IS CAUSING EXCESSIVE INTERNAL LEAKAGE IN NEUTRAL POSITION. SENT TO FORTNER ACCESSORY SERVICE CORP. FOR WARRANTY REPAIR.Apr 5, 2001 · Bell 206L3SDR R7MR33289Servo · stuckSERVO CONTROL FRONT WITH LOCK, CYCLIC STICKS WITH FORE/AFT INPUTS. REPLACED WITH NEW UNIT, CORRECTED PROBLEM.Mar 22, 2001 · N52281 · Snias AS350B3SDR 20010419CW008Lever · crackedCRACKING DETECTED ON TANG EDGE OF LEVER ASSEMBLY.Mar 19, 2001 · Bell 214BSDR 20010413CW007Housing · crackedCRACKS DETECTED ON FLANGE MOUNTS. REPLACED SERVO UNIT FROM SURPLUS.Mar 19, 2001 · Bell 214BSDR 20010206CW012Servo · crackedCRACKED DETECTED ON LOWER END OF SERVO BODY ABOVE END. CAP EDDY CURRENT TESTING.Jan 15, 2001 · Aerosp AS355F1SDR AC2A072772Servo · crackedCRACKED MOUNTING FLANGE. REPLACED T/R SERVO.Dec 8, 2000 · N7266K · Skrsky S76ASDR CA010518004Servo · leaking(CAN) ROUTINE DAILY INSPECTION REVEALED EXCESSIVE LEAKAGE FROM MAIN ROTOR SERVO. SERVO REMOVED FOR REPAIR.Nov 29, 2000 · Snias AS350B2SDR CA010518006Servo · leaking(CAN) DURING ROUTINE DAILY INSPECTION, MAIN ROTOR SERVO WAS FOUND TO BE LEAKING EXCESSIVELY. SERVO WAS REMOVED FOR REPAIR.Nov 28, 2000 · Snias AS350BASDR CA010518007Servo · leaking(CAN) SCHEDULED INSPECTION REVEALED EXCESSIVE LEAKAGE FROM MAIN ROTOR SERVO. SERVO REMOVED FOR REPAIR.Oct 12, 2000 · Snias AS350BASDR CA010518005Servo · leaking(CAN) SCHEDULED INSPECTION REVEALED EXCESSIVE LEAKAGE FROM MAIN ROTOR SERVO. SERVO REMOVED FOR REPAIR.Oct 12, 2000 · Snias AS350BASDR CA020405012Seal · leaking(CAN) HYD SERVO HAS EXCESSIVE FLUID LEAKAGE PAST SEALS.Sep 8, 2000 · Bell 206L1SDR CA020405011Seal · leaking(CAN) EXCESSIVE FLUID LEAKAGE PAST SEALS.Sep 8, 2000 · Bell 206L1SDR CA020405010Seal · leaking(CAN) EXCESSIVE FLUID LEAKAGE PAST SEAL.Sep 8, 2000 · Bell 206L1SDR 20001018SH030Servo · bindingSERVO CONTROL REMOVED DUE TO CYCLIC BINDING. (X)Aug 30, 2000 · N126TV · Snias AS350B2SDR CA000906003Servo · failed(CAN) THE PILOT FELT A FEEDBACK IN THE CYCLIC STICK IN THE FORWARD RIGHT HAND QUADRANT. THIS FEEDBACK WAS NOT SATISFACTORY TO THE AIRCRAFT TYPE. THE RIGHT HAND SERVO WAS REMOVED AND EXCHANGED WITH THE LEFT HAND CYCLIC SERVO. THE SUSPECT SERVO NOW IN THE LEFAug 16, 2000 · Bell 204BSDR CA000828002Servo · jammed(CAN) WHILE PILOT WAS FLARING TO LAND, HE NOTICED IN A HOVER THAN MORE FORCE WAS REQUIRED TO MOVE THE CYCLIC TO THE RIGHT. UPON LANDING AND SHUTDOWN OF AIRCRAFT HE TRIED TO PERFORM A CONTROL CHECK OF THE CYCLIC AND FOUND THAT IT REQUIRED TWO HANDS AND CONSIDERAug 6, 2000 · Bell 206BSDR 20000912SH018Sleeve · bindingPILOT REPORTED AN INTERMITTENT BIND. INTERMITTENT BIND IN SERVO ACTUATOR. (X)Jul 31, 2000 · N587AL · Bell 407SDR 20000718SH012Servo · damagedSERVO LIGHT ILLUMINATING. REMOVED AND REPLACED SERVO. (X)Jun 22, 2000 · N365SJ · Aerosp SA365NSDR 20000718SH008Servo · damagedSERVO LIGHT INTERMITTENT. REMOVED AND REPLACED SERVO. (X)Jun 21, 2000 · N365SJ · Aerosp SA365NSDR 20000808SH003Sleeve · contaminatedATTEMPTED TAKEOFF, COLLECTIVE LEVER MOVEMENT WAS RESTRICTED. TAKEOFF ABORTED, COLLECTIVE SERVO REPLACED. SHOP INSPECTION REVEALED SERVO BYPASS SPOOL WAS BINDING IN BYPASS SPOOL SLEEVE. THIS CAUSED PRIMARY CONTROL SPOOL HYDRAULIC NULL TO SHIFT LIMITING SERVOMay 22, 2000 · N617AL · Bell 407SDR 20000518SH007Servo · bentSERVO, PN 206-076-062-101, SN''S RH4417A, RH4418A, WERE REMOVED FROM AIRCRAFT FOR OVERHAUL. BOTH SERVO EXTENSION ASSEMBLIES WERE BENT TO ONE SIDE, .250 INCH. PART NUMBER OF EXTENSION ASSY, C42642-69. THIS SERVO IS THE SAME DESIGN AS THE ONE USED ON THE BELLMay 3, 2000 · N108W · Bell 206L4SDR CA001013002Servo · failed(CAN) FORE AND AFT SERVO WORKED WELL ON THE INSTALLATION, HOWEVER AFTER 19.7 HOURS IT WAS MOTORING AND CAUSING FEED BACK. UNIT REPLACED.Feb 3, 2000 · Snias AS350BSDR CA000209011Servo · failed(CAN) DURING CRUISE FLIGHT, THE CYCLIC WAS MOTORING FORE/AFT. SERVO WAS REMOVED AND ROUTED FOR REPAIR.Jan 27, 2000 · Snias AS350BSDR CA000128055Servo Valve · failed(CAN) DURING PILOT PROFICIENCY CHECK, A SIMULATED EMERGENCY WAS CONDUCTED, SPECIFICALLY STUCK RIGHT ANTI-TORQUE PEDAL IN FLIGHT. RECOMMENDED EMERGENCY PROCEDURE WAS INITATED IAW AFM. UPON ACTIVATION OF THE HYD TEST BUTTON WHICHBROUGHT THE PEDALS TO NEUTRAL OR Jan 17, 2000 · Snias AS350BASDR HEED065825Servo · leakingSERVO LEAKING. REPLACED UNIT.Dec 22, 1999 · N478X · Skrsky S76CSDR 20000807SH004Sleeve · contaminatedSERVO ACTUATOR REMOVED FROM AIRCRAFT DUE TO BINDING IN COLLECTIVE LEVER. CIRCUMSTANCES UNKNOWN. SHOP INSPECTION REVEALED SERVO BYPASS SPOOL WAS BINDING IN BYPASS SPOOL SLEEVE. SPOOLS AND SLEEVE CONTAMINATED WITH SOME FORM OF COATING. THIS COATING COULD NOTDec 19, 1999 · N557AL · Bell 407SDR HEEA065466Servo · malfunctionedFEEDBACK FELT DURING LEFT CYCLIC INPUT.Dec 17, 1999 · N4000L · Snias AS350B2SDR CA000404014Servo · failed(CAN) EXCESSIVE VERTICAL PLAY AT PILOT INPUT TRUNNION AND PILOT VALVE AREA OF THE SERVO. FEEDBACK IS EXCESSIVE, ALSO CHATTERING AN VIBRATING AND NOISY DURING GROUND RUN AND TEST FLIGHTS.Dec 8, 1999 · Bell 206BSDR HEEA065046Accumulator · leakingACCUMULATOR LEAKS.Nov 10, 1999 · N60951 · Snias AS350B2SDR HEED064614Actuator Assy · leakingACTUATOR ASSEMBLY LEAKING. REPLACED PART.Nov 8, 1999 · N236X · Bell 230
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