JASC 3421

Service difficulty reports · 1,143

Reports filed under 3421 · Attitude Gyro and Indicating 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 = '3421'
  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 98ZZZX3526Gyro · failedSITKA - FLT 301 - FIRST OFFICER'S GYRO - HORIZON WOULD NOT ERECT. FERRIED AIRCRAFT SITKA TO KETCHIKAN. REMOVED AND REPLACED F/O GYRO.Jul 11, 1998 · N242RH · Bag JETSTM3201SDR HEEA0015133Vertical Gyro · precessingVERTICAL GYRO PRECESSING 30 DEGREES ON FLIGHT.Jul 1, 1998 · N1547D · Skrsky S76ASDR HEEA0015123Vertical Gyro · malfunctionedAFCS WILL NOT PULL ADI FLAG. TIME SINCE REPAIR 8:05 HOURS.Jul 1, 1998 · N3122G · Skrsky S76ASDR HEEA0015087Indicator · faultyCOCKPIT ATTITUDE INDICATOR TRIPS CIRCUIT BREAKER.Jul 1, 1998 · N22347 · Bell 412SDR HEEA0015086Indicator · precessingADI INDICATOR PRECESSES IN-FLIGHT.Jul 1, 1998 · N1547D · Skrsky S76ASDR HEEA0015080Indicator · precessingCOPILOT'S ATTITUDE INDICATOR PRECESSING.Jul 1, 1998 · N1546G · Skrsky S76ASDR 98ZZZX2789Indicator · failedATTITUDE INDICATOR WILL NOT CAGE. REMOVED FROM AIRCRAFT.Jul 1, 1998 · N51AG · Bell UH1HSDR HEEA0015070Gyro · malfunctionedFOUND INDICATOR HAD NO ROLL FUNCTION.Jun 30, 1998SDR HEEA0015059Gyro · malfunctionedGYRO ROTATES 360 DEGREES DURING FLIGHT. REPLACED BEARINGS, BALANCED, BENCH CHECK GOOD.Jun 30, 1998 · N6603X · Bell 206L3SDR HEEA0014861Vertical Gyro · faultyVERTICAL GYRO SLOW TO DIRECT.Jun 22, 1998 · N3122H · Skrsky S76ASDR 98ZZZX2685Gyro · failedGYRO HORIZON/FLIGHT DIRECTOR FAILED IN-FLIGHT. THE GYRO GASKET BETWEEN THE FRONT FACE AND INSTRUMENT STARTED LEAKING AND PREVENTED OPERATION OF GYRO. UNABLE TO RESTORE OPERATION. FLIGHT FOR 135 OPERATIONS WAS DISCONTINUED.Jun 18, 1998 · N6562C · Cessna 414ASDR HEEA0014784Gyro · malfunctionedHORIZONTNAL GYRO PRECESSES 10 DEGREES IN DIVE, ERRATIC ERECTION RATES.Jun 11, 1998 · N8591X · Bell 206L3SDR HEEA0014763Screw · looseATTITUDE INDICATOR HAS SCREW LOOSE INSIDE OF UNIT.Jun 11, 1998 · N4000L · Snias AS350B2SDR HEEA0014727Indicator · malfunctionedATTITUDE INDICATOR PRECESSES 1 DEGREE A MINUTE. REBALANCED STATIC AND DYNAMIC. RECALIBRATED ROLL AND PITCH ERECTIONS. UNIT BENCH CHECKS GOOD.Jun 11, 1998 · N293CA · Bell 412SDR HEEA0014688Gyro · failedCOPILOT'S HORIZON IS UNREADABLE.Jun 10, 1998 · N22342 · Skrsky S76ASDR HEEA0014629Vertical Gyro · malfunctionedATTITUDE FLAG WILL NOT STAY AFTER 10 MINUTES. (CAT EYE ERRATIC).Jun 8, 1998 · N3122G · Skrsky S76ASDR HEEA0014566Gyro · malfunctionedRT FLAG WILL NOT PULL.Jun 4, 1998 · N3893S · Bell 412SDR HEEA0014497Indicator · sticksRT FLAG SLOW TO PULL AND RT POINTER STICKS.Jun 4, 1998 · N3893S · Bell 412SDR HEEA0014483Indicator · malfunctionedFLAG WILL NOT PULL. FOUND POSITIVE LEAD OF FLAG MOTOR BROKEN. RESOLDERED BROKEN WIRE. RECALIBRATED PITCH AND ROLL TIMES. BENCH CHECK GOOD.Jun 2, 1998 · N2149S · Bell 412SDR HEEA0014482Gyro · malfunctionedINCORRECT DEGREE OF TILT FOR 412 INSTRUMENT PANEL, NEEDS BENCH CHECK. BENCH CHECK GOOD.Jun 2, 1998 · N22608 · Bell 412SDR HEEA0014481Indicator · faultyATTITUDE INDICATOR WILL NOT HOLD LEVEL POSITION. REPAIRED BROKEN WIRE TO ROTOR. BENCH CHECK GOOD.Jun 2, 1998 · N2759U · Bell 206L1SDR HEEA0014457Gyro · malfunctionedPITCH AT ADS KEEPS SLOWLY MOVING UP. TIME SINCE REPAIR 9:50 HOURS.Jun 2, 1998 · N3122G · Skrsky S76ASDR HEEA0014455Gyro · fluctuatesOFF FLAG FLUCTUATES ON AND OFF.Jun 2, 1998 · N3893P · Bell 412SDR HEEA0014452Gyro · faultyGYRO FAILED, WOULD NOT ALLOW COPILOT RT FLAG TO PULL ON ATT. INDICATOR.Jun 2, 1998 · N141PH · Bell 412SDR HEEA0014199Indicator · precessesATTITUDE INDICATOR PRECESSES. REPLACED BEARINGS AND REBALANCE UNIT. RETURNED TO SERVICE.May 13, 1998 · N5759N · Bell 412SDR HEEA0014152Indicator · precesses3 AXIS GYRO INDICATOR PRECESSES IN PITCH.May 11, 1998 · N142PH · Bell 412SDR HEEA0014150Indicator · failedGS AND FD FLAGS SLOW TO PULL AND RT FLAG STICKS.May 11, 1998 · N7128R · Bell 412SDR CA980603009Gyro · failed(CAN) CREW REPORTED THEY COULD SMELL AN ELECTRICAL OVERHEAT IN-FLIGHT. VERTICAL GYRO FOUND OVERHEATED. PART TC: 39,061.May 5, 1998 · Bag BAE146200ASDR HEEA0014118Attitude Gyro · failedATTITUDE GYRO INOPERATIVE.May 4, 1998 · N293CA · Bell 412SDR HEEA0014110Rotor Assy · defectiveROTOR ASSY BEARINGS ARE BAD.May 1, 1998 · N11027 · Bell 206L1SDR HEEA0014109Indicator · failedATTITUDE INDICATOR WILL NOT OPERATE IN PITCH.May 1, 1998 · N108X · Bell 412SDR HEEA0014108Indicator · failedFD FLAG NOT RETRACTING WHEN POWER IS ON.May 1, 1998 · N3893N · Bell 412SDR HEEA0014107Indicator · precessesADI INDICATOR PRECESSING IN FLIGHT.May 1, 1998 · N1547D · Skrsky S76ASDR HEEA0014072Gyro · failedGYRO WILL NOT BECOME VALID.Apr 29, 1998 · N59806 · Bell 214STSDR HEEA0013969Indicator · failedINDICATOR ROTOR BEARINGS FROZEN.Apr 16, 1998 · N1072T · Bell 206L1SDR HEEA0013968Indicator · failedATTITUDE INDICATOR HAS BAD BEARINGS.Apr 16, 1998 · N2250U · Bell 206L1SDR HEEA0013967Indicator · failedATTITUDE INDICATOR HAS BAD BEARINGS.Apr 16, 1998 · N1078C · Bell 206L1SDR HEEA0013964Vertical Gyro · failedNR1 ROLL KICKS. VERT GYRO FAULTYApr 16, 1998 · N22342 · Skrsky S76ASDR HEEA0013957Vertical Gyro · failedNR2 REEL PITCH CHATTERS.Apr 16, 1998 · N22342 · Skrsky S76ASDR HEEA0013929Indicator · defectiveATTITUDE INDICATOR HAS LOOSE SCREW INSIDE OF UNIT.Apr 16, 1998 · N4000L · Snias AS350B2SDR ABXA9800363Eadi · defectiveFIRST OFFICER'S EADI FAILED. DISPLAY UNIT WENT BLANK, ELECTRICAL SMELL/FUMES WERE NOTED IN THE COCKPIT. REPLACED FIRST OFFICER'S EADI IAW DC8 MM 34-21-0, OPS CHECKED GOOD.Apr 16, 1998 · N820AX · Doug DC863SDR 98ZZZX1817Gyro · failedWHEN INSTALLED IN AIRCRAFT, GYRO DOES NOT STAY ERECT. REMOVED AND REPLACED.Apr 8, 1998 · Bolkms BK117B2SDR HEEA0013868Indicator · failedATTITUDE INDICATOR BAD BEARINGS.Apr 7, 1998 · N5012V · Bell 206L1SDR HEEA0013867Indicator · failedATTITUDE INDICATOR BAD BEARINGS.Apr 7, 1998 · N3893L · Bell 412SDR HEEA0013865Indicator · failedATTITUDE INDICATOR BAD BEARINGS.Apr 7, 1998 · N2777D · Bell 206L1SDR HEEA0013831Indicator · failedATTITUDE INDICATOR POPS CIRCUIT BREAKER.Apr 2, 1998 · N2261D · Bell 412SDR HEEA0013821Indicator · precessesATTITUDE INDICATOR PRECESSES.Apr 2, 1998 · N3893L · Bell 412SDR HEEA0013772Vertical Gyro · malfunctionNR 1 PITCH KICKS IN LEVEL FLIGHT.Apr 2, 1998 · N5426U · Skrsky S76ASDR HEEA0013750Indicator · failedATTITUDE INDICATOR EXCESSIVE ROLL IN PITCH ERECTION RATES.Apr 2, 1998 · N142PH · Bell 412SDR HEEA0013745Vertical Gyro · failedSTARTED TUMBLING IN FLIGHT.Apr 2, 1998 · N911MJ · Skrsky S76A
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