JASC 2211

Service difficulty reports · 588

Reports filed under 2211 · Autopilot Computer, 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 = '2211'
  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 96UAL900707Roll Computer · failedUPON ENGAGEMENT OF THE AILERON CHANNEL OF THE AUTOPILOT IN MODE (A), HARD UNCOMMANDED ROLL TO RIGHT OCCURS. MODE (B) SAME BUT AT REDUCED RATE AND CORRECTS ITSELF. REPLACED ROLL COMPUTER AND NR 1 DIRECTIONAL GYRO AND TESTED SYSTEM.Sep 14, 1996 · N7454U · Boeing 727222SDR 96ZZZX5702Computer · malfunctionYAW/CSAS OSCILLATES LEFT AND RIGHT ON GROUND. ONLY LASTED 5.8 HRS SINCE INSTALLED IN A/C.Sep 6, 1996 · N313LF · Bolkms BK117A4SDR 96ZZZX5703Computer · malfunctionYAW CSAS OSCILLATES LEFT AND RIGHT ON THE GROUND. DID NOT WORK CORRECTLY UPON INSTALLATION.Sep 5, 1996 · N313LF · Bolkms BK117A4SDR CA960910023Computer · internal failure(CAN) AUTOPILOT LIGHT ON LINE THROUGH VNAV ON ATTITUDE DIRECTION INDICATOR AND EICAS MESSAGE (AUTOPILOT) WITH RIGHT AUTOPILOT ENGAGED. AUTOPILOT LIGHT REMAINED OUT. ALSO DISTINCT SMELL OF BURNING. ALSO (FD) FLAG ON CAPTAINS ATTITUDE DIRECTION INDICATOR AND AUTAug 11, 1996 · Boeing 767275SDR CA960910018Roll Computer · erratic(CAN) WHEN AUTO PILOT ENGAGED AT FL 290 AIRCRAFT TURNED RIGHT SEVERELY AND AUTO PILOT DISCONNECTED IMMEDIATELY. AILERON SHOWING MORE THAN 1 NEEDLE TURN. ONE FLIGHT ATTENDANT SLIGHTLY INJURED.Aug 6, 1996 · Doug DC932SDR 96ZZZX4667Computer · defectiveYAW/CSAS OSCILLATES LEFT TO RIGHT ON GROUND AND IN-FLIGHT.Aug 5, 1996 · N313LF · Bolkms BK117A4SDR 9615096631Gyro · malfunctionedDURING CRUISE, THE AIRCRAFT EXPERIENCED A SUDDEN ROLL AND PITCH UP CONDITION. AIRCRAFT DIVERTED TO ANC AND LANDED WITHOUT FURTHER INCIDENT. REPLACED THE NR 1 INERTIAL NAVIGATION SYSTEM COMPUTER AND AUTO-PILOT ROLL COMPUTER. OPERATIONAL CHECK GOOD.Jul 13, 1996 · N631US · Boeing 747251BSDR 96ZZZX4658Computer · inoperativeCOMPUTER INOPERATIVE, UNIT SMOKING.Jul 10, 1996 · N312LF · Bolkms BK117A3SDR 96ZZZX4659Computer · defectiveYAW KICKS IN-FLIGHT.Jul 6, 1996 · N312LF · Bolkms BK117A3SDR 9613189965Ap Computer · malfunctionedAIRCRAFT EXPERIENCED EXCESSIVE YAW AFTER TAKEOFF. FLIGHT RETURNED TO ATL AND LANDED WITHOUT INCIDENT. MAINTENANCE REPLACED STABILIZATION AUGMENTATION COMPUTER, OPERATIONAL CHECK NORMAL.Jun 16, 1996 · N911RW · Doug DC931SDR 96UAL900417Computer · corrodedYAW DAMPER ABRUPTLY MOVES RUDDER INTERMITTENTLY FOR NO APPARENT REASON. *S/D* REPLACED YAW COUPLER AND VERTICAL GYRO. FOUND CORROSION ON COMPUTER CONTACTS. REPLACED ROLL COMPUTER, CHECKS OK.Jun 6, 1996 · N9016U · Boeing 737222SDR 96ZZZX3615Computer · malfunctionCOMPUTER CAUSING SPAS NOT TO TEST. UNIT ONLY HAS 13.90 HOURS, SINCE REPAIR.May 28, 1996 · N4493X · Bolkms BK117A3SDR DL76L961236Fcc Computer · failedEN ROUTE, A/C DIV KEF DUE LT FCC COMPUTER FAILED. ELECTRICAL SMELL IN COCKPIT REPORTED BY FLT CREW. MTC REPLACED THE LT FCC COMPUTER.May 21, 1996 · N174DN · Boeing 767332SDR ARWA9602001Computer · malfunctionedYAW DAMPER SWERVED AIRCRAFT, RETURNED TO MIAMI. YAW DAMPER AT 37,000, SEVERE INFLIGHT UPSET, LEFT DEFLECTION. ACCOMPLISHED WIRING CONTINUITY AND INTEGRITY CHECK OF THE TRANSFER VALVE AND POSITION SENSOR FROM YAW CHANNEL TO RUDDER PACKAGE. REPLACED YAW COMPUFeb 24, 1996 · N1803 · Doug DC862SDR 96ZZZX1353Computer · faultyON 2-21-96, SUBMITTER MADE A CONFERENCE CALL WHICH INVOLVED ALLIED SIGNAL TO ESTABLISH COHERENT DIALOG CONCERNING GLIDESLOPE COUPLING PROBLEM. RESOLVED 2 PROBLEMS MAY EXIST. NR 1, GLIDESLOPE TRIES TO COUPLE A SIGNAL BEYOND PARAMETERS ESTABLISHED IN PILOT'S OFeb 22, 1996 · N2247R · Piper PA42720SDR 96ZZZX1158Computer · malfunctionedGLIDESLOPE TRIES TO COUPLE A SIGNAL BEYOND THE PARAMETERS ESTABLISHED IN THE PILOT'S OPERATING HANDBOOK. WHEN AUTOPILOT IS IN THE APPR CPLD MODE, THE GLIDESLOPE SIGNAL DROPS OUT AND COMES BACK, THE AUTOPILOT COMMANDS THE ACFT PITCH UP OR DOWN TO INTERCEPT THEFeb 22, 1996 · N2247R · Beech C90ASDR 96ZZZX438Computer · defectiveAIRCRAFT CONSTANTLY YAWS RIGHT AND LEFT WHEN YAW CSAS SYSTEM IS ENGAGED. PART BAD FROM STOCK.Dec 8, 1995 · N117VU · Bolkms BK117B1SDR COMA9560600Power Supply · defectiveIAPS OVERTEMP MESSAGE, AUTOPILOT DISENGAGED. REPLACED THE PWR-4000 POWER SUPPLY.Nov 12, 1995 · N937CA · Cndair CL6002B19SDR HEEA955935Computer · fail testUNIT FAILED 20 DEGREES ROLL LEFT LIMIT TEST 11.2 ON SST. TIME SINCE REPAIR 3:25.Oct 31, 1995 · N5748M · Bell 214STSDR 95UAL900236Roll Computer · failedBOTH CHANNELS 'A' AND 'B' UNCOMMANDED ROLL TO RIGHT. CHANNEL 'B' HAD TO MANUALLY OVERRIDE ROLL. ON GROUND ENGAGED AILERON GOES INTO RIGHT TURN, KNOB MUST BE TURNED FULL LEFT TO LEVEL AILERON. REPLACED AUTOPILOT ROLL COMPUTER, PASSED SELF TEST.Oct 30, 1995 · N7290U · Boeing 727222SDR 9517029869Roll Axis Comp · malfunctionedDURING CRUISE, THE RUDDER DEFLECTED TO THE RIGHT CAUSING THE AIRCRAFT TO ROLL. THE AIRCRAFT CONTINUED TO DTW AND LANDED WITHOUT INCIDENT. REPLACED THE AUTOPILOT ROLL AXIS COMPUTER. OPERATIONAL CHECK GOOD.Oct 21, 1995 · N778NC · Doug DC951SDR 95ZZZX6517Computer · defectivePITCH AXIS OSCILLATES FORWARD AND AFT. REPLACED PITCH ACTUATOR. REPLACING EACH UNIT SEPARATELY DID NOT CURE DISCREPANCY.Aug 28, 1995 · N911SV · Bolkms BO105LSA3SDR CHI1488Computer · failedAT MORNING START-UP DURING THE AFCS CHECK, WHEN THE AFCS WAS TURNED ON, THE ROLL EXTENSIBLE LINK STARTED MOVING ERRATICALLY. THE PROBLEM WAS ISOLATED TO THE NR 1 AFCS, AT THIS TIME, THE ROLL LINK STARTED MOVING MORE ERRATICALLY UP AND DOWN. UPON FURTHER TROUAug 27, 1995 · N239CH · Boeing 234SDR 95ZZZX6491Computer · defectiveYAW SYSTEM COMPUTER WOULD HAVE INTERMITTENT OPERATION AND KICK AIRCRAFT AROUND 45 DEGREES TO 70 DEGREES IN AIR. ONLY 36.2 HRS SINCE LAST REPAIR ON AUGUST 1, 1995.Aug 25, 1995 · N117LF · Bolkms BK117A1SDR 9512133220Computer · malfunctionedWHILE PASSING THROUGH 20,000 FEET IN DESCENT INTO SEA, RECEIVED 'F/CTL ELAC 1 FAULT', ACCOMPANIED BY A 5 TO 10 DEGREE ROLL LEFT AND RIGHT. ATTEMPTED RESET, NO HELP. AIRCRAFT LANDED WITHOUT INCIDENT IN SEA. MAINTENANCE RESET ELEVATOR AILERON COMPUTER NR 1. Jul 23, 1995 · N320US · Airbus A320211SDR 9507799986Computer · malfunctionedAIRCRAFT EXPERIENCED ELEVATOR FLUTTER AND VIBRATION AFTER TAKEOFF. FLIGHT RETURNED TO MSP AND LANDED WITHOUT INCIDENT. REPLACED AUTO-PILOT PITCH COMPUTER AND ELEVATOR SERVO DRIVE. OPERATIONAL CHECK OK. AIRCRAFT RETURNED TO SERVICE.May 10, 1995 · N986US · Doug DC932SDR WRLA95024Pitch Computer · failedUPON COMPLETION OF INITIAL CLIMB, NR 1 AUTOPILOT WOULD NOT CAPTURE DESIGNATED ALTITUDE. AUTOPILOT WOULD NOT HOLD SELECTED ALTITUDE OR SPEED. NR 2 AUTOPILOT ON DEFERRAL. CREW DIVERTED ACFT FOR T/S. FLT CREW USED ABNORMAL PROCEDURES & DUMPED 50,000 POUNDS OFApr 29, 1995 · N116WA · Doug DC1030FSDR WRLA95021Pitch Computer · failedDURING INITIAL CLIMB, CREW NOTED NR 1 AUTOPILOT UNUSABLE (PITCHING VIOLENTLY). AS NR 2 AUTOPILOT WAS ALREADY ON DEFERRAL, CREW ELECTED TO RETURN TO DEPARTURE AIRPORT. CREW UTILIZED ABNORMAL PROCEDURES INCLUDING DUMPING OF FUEL TO BRING ACFT TO BELOW MAXIMUM Apr 28, 1995 · N116WA · Doug DC1030FSDR HEEA954848Computer · malfunctionYAW DAMPER INOPERATIVE. TIME SINCE REPAIR 1284:40.Apr 24, 1995 · N500PH · Beech 200CBEECHSDR 9506631145Roll Computer · malfunctionedDURING DESCENT WHEN DEPLOYING SPEEDBRAKES, AIRCRAFT ROLLED TO THE LEFT. VISUAL AND OPERATIONAL CHECK WAS NORMAL, NO FAULTS FOUND AND AUTO-PILOT BITE CHECK WAS NORMAL. RIGGED SPOILER CABLES AND REPLACED THE ROLL COMPUTER.Apr 23, 1995 · N145US · Doug DC1040SDR HEEA954739Computer · fails testFAILS TEST #15.2 ON SST; NO POWER OUTPUT.Apr 10, 1995 · N3893S · Bell 412SDR HEEA954733Computer · fails testFAILED SAS ENGAGE LOGIC TEST 3.2 ON SST.Apr 10, 1995 · N22347 · Bell 412SDR 95ZZZX2741Computer · malfunctionAUTOPILOT CLIMBS IN ALTITUDE HOLD WHEN TRANSMITTING ON EITHER COM'S ON LOWER FREQUENCY BAND. FACTORY IS STILL WORKING ON THE PROBLEM.Apr 10, 1995 · N210WE · Mooney M20JSDR 9505491145Computer · malfunctionedDURING CRUISE WITH A BANK ANGLE OF 10 DEGREES, THE AIRCRAFT EXPERIENCED AN UNCOMMANDED ROLL TO 30 DEGREES. ADDITIONALLY, DURING APPROACH WITH 20 DEGREES SELECTED, THE AIRCRAFT EXPERIENCED ANOTHER UNCOMMANDED ROLL TO 35 DEGREES. REPLACED THE AUTO-PILOT CONTROApr 9, 1995 · N145US · Doug DC1040SDR 95ZZZX2583Computer · inoperativeSPAS COMPUTER UNIT INOPERATIVE. REPLACED WITH NEW UNIT. CORRECTED PROBLEM.Mar 28, 1995 · N528SF · Bolkms BK117A3SDR 95ZZZX3532Computer · malfunctionedAUTOPILOT CLIMBS IN ALTITUDE HOLD WHEN TRANSMITTING ON LOWER FREQUENCY BAND ON BOTH COMMS. CHECKED COMPUTER FOR SL CSL95-02. IT WAS INSTALLED. NOTIFIED FACTORY FOR CORRECTIVE ACTION.Jan 20, 1995 · N210WE · Mooney M20JSDR HEEA954117Computer · fails testFAILS SPERRY SST TEST. PART RECEIVED WITH N5748M ON 12-26-94.Jan 11, 1995 · N5748M · Bell 214STSDR 95ZZZX832Computer · defectiveTHE COMPUTER CAUSED THE T/R TO OSCILLATE FORCING THE PILOT TO RETURN TO BASE FOR TROUBLESHOOTING AND REPAIRS WHICH CONSISTED OF REPLACING THE YAW CSAS COMPUTER.Jan 4, 1995 · N586BH · Bolkms BK117A4
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