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 20000406SH024Gyro · failedATTITUDE GYRO WILL NOT CAGE. VERY ERRATIC. REMOVED AND REPLACED. (X)Jan 14, 1999 · N312LS · Bolkms BK117A3SDR CA990202007Amplifier · malfunctioned(CAN) DURING CRUISE, CREW OBSERVED VERY STRONG TOXIC ODOR WITH LOSS OF CAPT FDI/CDI. DEPLOYED 02 MASK, LANDED. DETERMINED INST AMP BURNED, NR 1 FDI FUSE BLOWN. REPLACED, SERVICEABLE.Jan 12, 1999 · Cvac 340CVACSDR CA990311048Gyro · malfunctioned(CAN) FLIGHT CREW REPORTED THE RIGHT ADI VERY SLOW TO SPOOL. MAINTENANCE REPLACED UNIT.Dec 15, 1998 · Beech 1900DSDR CA990310024Vertical Gyro · intermittent(CAN) VERTIAL GYRO TOPPLED TWICE POST-TAKEOFF. VERTICAL GYRO REPLACED.Dec 13, 1998 · Bag BAE146200ASDR HEEA0016862Gyro · precessingATTITUDE GYRO PRECESSES.Dec 2, 1998 · N437PH · Bell 407SDR 99ZZZX1258Indicator · precessingINDICATOR SLOW TO ERECT. PRECESSES 10 DEGREES ON 2 MIN. SITTING ON GROUND. REMOVED AND REPLACED.Dec 2, 1998 · N206AZ · Bell 206L3SDR 99ZZZX164Gyro · malfunctionedEMERGENCY ATTITUDE GYRO INDICATOR WOULD NOT STABILIZE. ROLLS TO RIGHT. VERY LOW TIME ON UNIT.Nov 13, 1998 · N275RA · Israel ASTRASPXSDR HEEA0016725Indicator · malfunctionedLIGHT INOPERATIVE. UNIT WAS TAGGED 412 USE ONLY, CAUTION 5V LIGHTS AND WERE INSTALLED IN A BO105 WHICH IS A 8V LIGHTS, NOW LIGHTS ARE INOPERATIVE - REPLACED 2 EACH 5-VOLT LAMPS P/N 7152, RECALIBRATED, BENCH CHECK GOOD (10-27-98)Nov 6, 1998 · N133AE · Bolkms BO105SSDR HEEA0016712Gyro · failedGYRO TUMBLED ONE TIME AND RECOVERED ON SPOOL DOWN-CSAS PITCH AND ROLL KICKING AND GOING OFF LINE INTERMITTENTLY.Nov 6, 1998 · N136AE · Bolkms BK117B2SDR HEEA0016711Gyro · erraticDIRECTIONAL GYRO'S HEADING SYNCHRO OUTPUTS ERRATIC. TIME SINCE REPAIR 227:35 HOURS.Nov 6, 1998 · N132AE · Bolkms BK117B2SDR HEEA0016710Gyro · failedDIRECTIONAL GYRO NOT SLAVING, HEADING SYNCHRO OUTPUT PRECESSES.Nov 6, 1998 · N911TL · Bolkms BK117B1SDR ARWA981064Vert Gyro · malfunctionedCAPT'S ADI GYRO FAILS IN ALL TURNS INTERMITTENTLY IN LEVEL FLIGHT ALSO WINDSHEAR FAIL ILUMINATED AT THE SAME TIME. R/R #1 VERT. GYRO I.A.W. DC-8 M/M 34-25-1 OPS CHECK OF HORIZONTAL SYSTEM, GOOD ON GROUND I.A.W. DC-8 M/M 34-25-0.Oct 30, 1998 · N1804 · Doug DC862SDR HEEA0016577Gyro · erraticGYRO HAS ERRATIC ERECTION ON ATTITUDE INDICATION.Oct 28, 1998 · Bell 412SDR HEEA0016473Indicator · precessingADI INDICATION PRECESSES, FD FLAG STUCK.Oct 27, 1998 · N142PH · Bell 412SDR HEEA0016472Indicator · malfunctionedTURN IN BANK, BALL JUMPS INTERMITTENTLY IN ATTITUDE INDICATOR.Oct 27, 1998 · N3893N · Bell 412SDR RRXA98447Vert Gyro · failedF/O'S HORIZON SHOWS INTERMITTENT GYRO AND FLIGHT DIRECTOR FLAGS IN VIEW AND DIFFERS 5-20 DEG NOSE UP. REMOVED AND REPLACED NR 2 VERTICAL GYRO, SYSTEM OPS CHECKS GOOD IAW DC-8 M/M.Oct 24, 1998 · N8091U · Doug DC871FSDR HEEA0016409Gyro · failedRT FLAG ON ADI NOT PULLED.Oct 23, 1998 · N5010F · Bell 212SDR HEEA0016280Vertical Gyro · malfunctionedVERTICAL GYRO SLOW TO PULL, FLAG PRECESSES AFTER SEVERAL MINUTES.Oct 22, 1998 · N5435V · Skrsky S76ASDR HEEA0016268Indicator · precessingADI INDICATOR PRECESSES IN-FLIGHT.Oct 22, 1998 · N5435V · Skrsky S76ASDR TAOA109801Indicator · malfunctionedFLT 6400 - DCA-LGA - STANDBY HORIZON INDICATOR FAILED IN FLIGHT. AIRCRAFT RETURNED TO DCA. REPLACED STANDBY HORIZON INDICATOR, OPERATIONAL CHECKS NORMAL PER MM 34-25-0. (M)Oct 10, 1998 · N926TS · Boeing 727227SDR USAAD98162Indicator · failedPIT - FLT 1572 - AFTER TAKEOFF, THE CAPTAINS FLIGHT DIRECTOR INDICATOR WINGS MOVED TO THE OFF POSITION. THE AIRCRAFT RETURNED TO THE FIELD AND LANDED WITHOUT INCIDENT. MAINTENANCE REPLACED THE NR 1 ADI. (M)Sep 22, 1998 · N974VJ · Doug DC931SDR HEEA0016024Gyro · damagedCAGING SHAFT PULLS OUT, BUT WILL NOT CAGE UNIT.Sep 11, 1998 · N8591X · Bell 206L3SDR HEEA0016023Gyro · precessingATTITUDE GYRO PRECESSES AND HAS EXCESSIVE BAR DROP IN RIGHT TURN.Sep 11, 1998 · N21240 · Bell 206L1SDR HEEA0016019Gyro · failedPOWER FLAG INTERMITTENTLY WILL NOT PULL ON GYRO.Sep 11, 1998 · N206LS · Bell 206L3SDR COMA9810189Connector · looseEAD1 AND EHS1 TUBES FAILED DURING TAKEOFF. REPAIRED LOOSE WIRE CONNECTION AT CIRCUIT BREAKER CB0256.Sep 9, 1998 · N168CA · Emb EMB120RTSDR HEEA0015928Indicator · failedRT FLAG ATTITUDE INDICATOR WILL NOT PULL.Aug 28, 1998 · N31219 · Skrsky S76ASDR HEEA0015924Gyro · failedRATE GYRO'S NEEDLE INOPERATIVE.Aug 28, 1998 · N2298Z · Bell 412SDR HEEA0015920Gyro · inoperativeRATE GYRO INOPERATIVE, NO NEEDLE MOVEMENT, FLAG DOES NOT PULL.Aug 28, 1998 · N142PH · Bell 412SDR HEEA0015846Gyro · malfunctionedATTITUDE GYRO HAS SLOW SLAVE TIMES.Aug 27, 1998 · N3893L · Bell 412SDR HEEA0015657Gyro · failedRATE GYRO INDICATION FOUND TO BE UNRELIABLE, 1 FULL NEEDLE WIDTH OFF IN STRAIGHT AND LEVEL FLIGHT.Aug 17, 1998 · N1202T · Bell 412SDR HEEA0015642Artificial Horiz · malfunctionedARTIFICAL HORIZON SLOW TO ERECT.Aug 17, 1998 · N500PH · Beech 200CBEECHSDR HEEA0015565Gyro · failedGYRO FAILED. DOES NOT MOVE TURN NEEDLE MAX TO RIGHT.Aug 14, 1998 · N33008 · Bell 412SDR HEEA0015564Gyro · failedGYRO TURN NEEDLE DOES NOT MOVE.Aug 14, 1998 · N2148K · Bell 412SDR HEEA0015535Indicator · failedGYRO VALID FLAG WILL NOT PULL. REPAIRED BY PHI, CALIBRATED, BENCH CHECK GOOD.Aug 13, 1998 · N293CA · Bell 412SDR HEEA0015529Indicator · malfunctionedSHOWS 5 DEGREE RIGHT TURN AND 3 DEGREE BAR RISE WHEN SETTLING.Aug 13, 1998 · N406PH · Bell 407SDR HEEA0015523Indicator · precessingGYRO INDICATOR LIGHTS DO NOT WORK, ALSO IND. PRECESSES TO THE RIGHT. REPLACED ALL BEARINGS AND CALIBRATED UNIT. REPAIRED 5 VOLTS LIGHTS. BENCH CHECK GOOD.Aug 13, 1998 · N21498 · Bell 412SDR TC8A98047Gyro Vertical · inoperativeTRIP NR 02270, FO VERTICAL GYRO INOP, ATTITUDE FLAG IN VIEW. REPLACED NR 2 VG, SYSTEM CHECKED SATISFACTORY 34-25-0.Aug 6, 1998 · N181SK · Doug DC862SDR HEEA0015480Indicator · stickingATTITUDE INDICATOR INTERMITTENTLY STICKS IN ROLL.Jul 30, 1998 · N33008 · Bell 412SDR HEEA0015479Gyro · intermittentGYRO INTERMITTENTLY SHUTS DOWN.Jul 30, 1998 · N5029H · Bolkms BO105SSDR HEEA0015462Indicator · failedADI INDICATION RATCHETY.Jul 30, 1998 · N5426U · Skrsky S76ASDR HEEA0015440Indicator · inoperativeATTITUDE INDICATOR SHOWS CONSTANT RIGHT HAND TURN.Jul 30, 1998 · N3131S · Bell 212SDR HEEA0015401Vertical Gyro · inoperativeADI INOPERATIVE.Jul 29, 1998 · N911MJ · Skrsky S76ASDR HEEA0015388Vertical Gyro · precessingVERTICAL GYRO PRECESSES IN FLIGHT.Jul 29, 1998 · N5426U · Skrsky S76ASDR HEEA0015378Indicator · out of adjustADI CHATTERS AND IS VERY LOOSE IN ADJUSTMENT.Jul 29, 1998 · N33008 · Bell 412SDR HEEA0015377Indicator · malfunctionedINDICATOR'S TURN NEEDLE STAYS DEFLECTED.Jul 29, 1998 · N33008 · Bell 412SDR HEEA0015333Gyro · malfunctionedCIRCUIT BREAKER TRIPS ON GYRO.Jul 29, 1998 · N8199J · Bolkms BO105SSDR HEEA0015330Indicator · failedINDICATOR BALL ROTATES SLOW AND RATCHETS IN CLIMB AND DRIVE.Jul 29, 1998 · N22608 · Bell 412SDR HEEA0015325Gyro · malfunctionedWHEN BANKING LEFT OR RIGHT, POINTER BAR CLIMBS OR DIVES 20 DEGREES.Jul 29, 1998 · N31217 · Skrsky S76ASDR HEEA0015291Indicator · inoperativeATTITUDE INDICATOR INOPERATIVE. OVERHAULED UNIT. REPLACED ALL BEARINGS AND ROTOR. STATIC AND DYNAMIC BALANCED. UNIT REPAIRED AND BENCH CHECK GOOD.Jul 27, 1998 · N92MT · Bell 206L3SDR HEEA0015276Indicator · malfunctionedATTITUDE INDICATOR LIGHTS INOPERATIVE. REPLACED 5-VOLT LIGHTS.Jul 27, 1998 · N293CA · Bell 412
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