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 HAIHEEA9301Indicator · precessingCOCKPIT ATTITUDE INDICATOR PRECESSING.Apr 1, 1997 · N107X · Bell 412SDR USAABB97030Adi · failedCLT - FL 865 - AFTER DEPARTURE, FIRST OFFICERS ADI QUIT FUNCTIONING. FLIGHT RETURNED TO CLT AND LANDED WITH NO FURTHER INCIDENT. MAINTENANCE REPLACED THE ADI. (M)Mar 9, 1997 · N623AU · Boeing 7572B7SDR RAIA970301Vertical Gyro · failedSTL - FLT 7050 - FIRST OFFICERS ATTITUDE INDICATOR INOP. MAINTENANCE REPLACED F/O'S VERTICAL GRYO. (M)Mar 1, 1997 · N340TE · Bag JETSTM3201SDR 97ZZZX3573Indicator · inoperativeATTITUDE INDICATOR INOPERATIVE.Mar 1, 1997 · N219HM · Bell 222USDR RAIA970223Vertical Gyro · failedSTL - FLT 7073 - CAPTAINS ADI FLAGGED. MAINTENANCE REPLACED THE NR 1 VERTICAL GYRO. (M)Feb 21, 1997 · N431AM · Bag JETSTM3201SDR WWMA9700027Eadi · defectiveON APPROACH, CREW SMELLED SOMETHING ELECTRICAL, THE CAPTAINS ELECTRONIC ATTITUDE DIRECTION INDICATOR SUBSEQUENTLY WENT BLACK. THE CREW TURNED OFF THE LEFT AVIONICS AND THE SMELL WENT AWAY. MAINTENANCE REPLACED THE LEFT ELECTRONIC ATTITUDE DIRECTION INDICATOFeb 19, 1997 · N334AE · Saab 340BSDR 97ZZZX1142Indicator · burnedDURING NORMAL FLIGHT, PILOT NOTICED A BURNING SMELL. SHORTLY THEREAFTER, COCKPIT BEGAN TO FILL WITH SMOKE. AN EMERGENCY LANDING WAS MADE WITHOUT INCIDENT. MECHANIC FOUND ART HORIZ INOP AND BURNED INTERNALLY. (HEAVY SMOKE ON INSTRUMENT GLASS.) INSTRUMENT REFeb 18, 1997 · N9907K · Bell 206BSDR VJ970059Vertical Gyro · failedATL/FLL - FLT 7932 - AIRCRAFT RETURNED TO ATL BECAUSE CAPTAIN'S ADI STUCK AT 30 DEGREE BANK. REPLACED CAPTAIN'S VERTICAL GYRO. OPS CHECKED GOOD. (X)Feb 13, 1997 · N932VV · Doug DC932SDR HEEA979023Gyro · failedGYRO WILL NOT ERECT.Feb 10, 1997 · N3116L · Bell 206L3SDR PLGA970205AEadi · failedPVD - FLT 4767 - DURING TAKEOFF, THE NR 1 EADI WENT BLANK. TAKEOFF WAS ABORTED AND AIRCRAFT RETURNED TO THE GATE. MAINTENANCE POWERED SYSTEM DOWN AND BACK UP. OPERATIONAL TEST WAS PERFORMED ON SYSTEM AND ALL CHECKED GOOD. AIRCRAFT WAS RETURNED TO SERVICE. Feb 5, 1997 · N341BE · Saab SF340ASDR ABXA9700027Display · defectiveFIRST OFFICERS EADI FAILED INFLIGHT, A SLIGHT BURNING ODOR WAS NOTICED IMMEDIATELY AFTERWARDS. REPLACED FIRST OFFICERS DU 2 IAW DC-9 SUPP MM 34-20-0.Jan 31, 1997 · N956AX · Doug DC941SDR VTZA97125Adi · failedFLT 6338 - IAD-SYR - DURING CRUISE, AIRCRAFT MADE AN UNSCHEDULED LANDING DUE TO F/O'S ADI PRECESSING IN FLIGHT. AIRCRAFT RETURNED GATE WITH NO FURTHER PROBLEMS. MAINTENANCE INSPECTED AND REMOVED AND REPLACED ADI, OPS CHECK OK. AIRCRAFT WAS RELEASED AND RETUJan 29, 1997 · N471UE · Bag JETSTM3201SDR C2XA97CL009Vertical Gyro · failedCLE - FLT 3239 - CREW REPORTED THAT THE FIRST OFFICERS ELECTRONIC ATTITUDE DIRECTOR INDICATOR FAILED IN FLIGHT. AIRCRAFT RETURNED TO FIELD. MAINTENANCE INSPECTED THE AIRCRAFT THEN REMOVED AND REPLACED THE NR 2 VERTICAL GYRO, ALL OPERATIONAL CHECKS WERE GOOD Jan 29, 1997 · N49543 · Beech 1900DSDR 97ZZZX1342Gyro Horizon · inoperableGYRO HORIZ PITCH AND ROLL CSAS INOPERABLE.Jan 17, 1997 · N911MZ · Bolkms BK117A3SDR HEEA978888Indicator · sticksINDICATOR STICKS IN ROLL.Jan 14, 1997 · N2298Z · Bell 412SDR 97ZZZX1340Gyro Horizon · failedHORIZON STARTED SPINNING AND TUMBLING IN-FLIGHT.Jan 2, 1997 · N911MZ · Bolkms BK117A3SDR S2YA97006Vertical Gyro · failedDURING THE MONTH OF JANUARY, SEVEN 332D-11T VERTICAL GYROS (P/N 622-4565-001) FAILED. THE TIMES FOR THE VG'S WERE: 1,639.3 HRS ON N NR 145SK; 5,375.1 HRS ON N NR 79SK; 6,125.4 ON N NR 801SK; 2,328.9 HRS ON N NR 831SK; 3,063.1 HRS ON N NR 881SK; 6,820.9 HRSJan 1, 1997 · N145SK · Beech 1900DSDR 97ZZZX1796Vertical Gyro · failedDURING THE MONTH OF JANUARY, SEVEN 332D-11T VERTICAL GYROS (P/N 622-4565-001) FAILED. THE TIMES FOR THE VG'S WERE: 1,639.3 HRS ON N NR 145SK; 5,375.1 HRS ON N NR 79SK; 6,125.4 ON N NR 801SK; 2,328.9 HRS ON N NR 831SK; 3,063.1 HRS ON N NR 881SK; 6,820.9 HRSJan 1, 1997 · N901SK · Beech 1900DSDR 97ZZZX1795Vertical Gyro · failedDURING THE MONTH OF JANUARY, SEVEN 332D-11T VERTICAL GYROS (P/N 622-4565-001) FAILED. THE TIMES FOR THE VG'S WERE: 1,639.3 HRS ON N NR 145SK; 5,375.1 HRS ON N NR 79SK; 6,125.4 ON N NR 801SK; 2,328.9 HRS ON N NR 831SK; 3,063.1 HRS ON N NR 881SK; 6,820.9 HRSJan 1, 1997 · N891SK · Beech 1900DSDR 97ZZZX1794Vertical Gyro · failedDURING THE MONTH OF JANUARY, SEVEN 332D-11T VERTICAL GYROS (P/N 622-4565-001) FAILED. THE TIMES FOR THE VG'S WERE: 1,639.3 HRS ON N NR 145SK; 5,375.1 HRS ON N NR 79SK; 6,125.4 ON N NR 801SK; 2,328.9 HRS ON N NR 831SK; 3,063.1 HRS ON N NR 881SK; 6,820.9 HRSJan 1, 1997 · N881SK · Beech 1900DSDR 97ZZZX1793Vertical Gyro · failedDURING THE MONTH OF JANUARY, SEVEN 332D-11T VERTICAL GYROS (P/N 622-4565-001) FAILED. THE TIMES FOR THE VG'S WERE: 1,639.3 HRS ON N NR 145SK; 5,375.1 HRS ON N NR 79SK; 6,125.4 ON N NR 801SK; 2,328.9 HRS ON N NR 831SK; 3,063.1 HRS ON N NR 881SK; 6,820.9 HRSJan 1, 1997 · N831SK · Beech 1900DSDR 97ZZZX1792Vertical Gyro · failedDURING THE MONTH OF JANUARY, SEVEN 332D-11T VERTICAL GYROS (P/N 622-4565-001) FAILED. THE TIMES FOR THE VG'S WERE: 1,639.3 HRS ON N NR 145SK; 5,375.1 HRS ON N NR 79SK; 6,125.4 ON N NR 801SK; 2,328.9 HRS ON N NR 831SK; 3,063.1 HRS ON N NR 881SK; 6,820.9 HRSJan 1, 1997 · N801SK · Beech 1900DSDR 97ZZZX1791Vertical Gyro · failedDURING THE MONTH OF JANUARY, SEVEN 332D-11T VERTICAL GYROS (P/N 622-4565-001) FAILED. THE TIMES FOR THE VG'S WERE: 1,639.3 HRS ON N NR 145SK; 5,375.1 HRS ON N NR 79SK; 6,125.4 ON N NR 801SK; 2,328.9 HRS ON N NR 831SK; 3,063.1 HRS ON N NR 881SK; 6,820.9 HRSJan 1, 1997 · N79SK · Beech 1900DSDR 97ZZZM193Vert Gyro · malfunctionedFLT 1421 - DTW - DURING CLIMB CONFIGURATION WITH THE AUTO PILOT ENGAGED EXPERIENCED A VIOLENT PITCH DOWN CONDITION, AUTO PILOT DISENGAGED. REMOVED AND REPLACED NR 2 VERTICAL GYRO. SYSTEM OP CHECK GOOD ON GROUND IAW DC-9 MM 34-27-0 AND 22-10-0. (M)Dec 25, 1996 · N969ML · Doug DC931SDR 97ZZZX501Gyro · defectiveA VERTICAL GYRO WAS INSTALLED IN AIRCRAFT IN LATE AUGUST. THIS UNIT FAILED IN LATE OCT AND SHOWED SIGNS OF BEING HOT INTERNALLY (CANNON PLUG RING HAD BLUED). THIS UNIT HAD BEEN OVERHAULED IN JUNE '96. WAS SENT A REPLACEMENT (OVERHAULED) GYRO.Dec 16, 1996 · N230R · Lear 35ASDR HEEA968691Gyro · defectiveHORIZ GYRO UNRELIABLE. TIME SINCE REPAIR 0:00.Dec 11, 1996 · N363BH · Bell 206L3SDR 9625309885Directional Gyro · malfunctionedAFTER TAKEOFF, CAPTAIN'S NR 1 RMI CARD INTERMITTANT AND FIRST OFFICER'S HSI COMPASS FLAG IN VIEW CONSTANTLY. FLIGHT RETURNED TO DTW AND LANDED WITHOUT INCIDENT. MAINTENANCE CHANGED NR 1 DIRECTIONAL GYRO, NR 1 RMI AND NR 1 SERVO AND OPERATION CHECKS GOOD.Nov 21, 1996 · N401EA · Doug DC951SDR HEEA968487Gyro · precessesGYRO UNIT PRECESSING EXCESSIVELY.Nov 18, 1996 · N407PH · Bell 407SDR 96ZZZX6031Indicator · sticksATTITUDE INDICATOR STICKS IN PITCH. REPLACED WITH NEW ATTITUDE INDICATOR.Nov 12, 1996 · N6266T · Bell 412EPSDR HEEA968411Indicator · ball sticksATTITUDE INDICATOR BALL STICKS IN PITCH.Nov 4, 1996 · N33008 · Bell 412SDR 97ZZZX1355Indicator · malfunctionedATTITUDE INDICTOR 'OFF' WARNING FLAG WILL NOT PULL.Nov 3, 1996 · N219HM · Bell 222USDR 9623299301Vertical Gyro · malfunctionedDURING CLIMB, CAPTAIN'S ADI BEGAN PRECESSING, TESTED OK ON PREFLIGHT. AUTO-PILOT DISCONNECTS AND WILL NOT ENGAGE IN NR 1 OR NR 2. REPLACED THE NR 1 VERTICAL GYRO. RAN RTS CHECK ON BOTH NR 1 AND NR 2 AUTO-PILOT AND FLIGHT DIRECTOR. RERAN BOTH ON APU POWER ANov 3, 1996 · N301RC · Doug DC982SDR HEEA968347Indicator · failedINDICATOR INTERMITTENTLY RATCHETS RIGHT 360 DEGREES IN ROLL AXIS AFTER ABOUT AN HOUR OF OPERATION.Oct 14, 1996 · N8045T · Bell 214STSDR HEEA968346Indicator · ball sticksINDICATOR BALL STICKS IN PITCH AND ROLL.Oct 14, 1996 · N33008 · Bell 412SDR HEEA968333Gyro · precessingPILOT'S ATTITUDE INDICATOR PRESSING.Oct 14, 1996 · N5435V · Skrsky S76ASDR HEEA968332Indicator · slow erectATTITUDE SLOW ERECTION. SLOW ON ROLL ERECTION RATES.Oct 14, 1996 · N8589X · Bell 206L3SDR HEEA968305Indicator · flag sticksHSI OFF FLAG STICKS.Oct 14, 1996 · N3208H · Bell 212SDR HEEA968304Indicator · sphere sticksINDICATOR SPHERE STICKS IN PITCH.Oct 14, 1996 · N3208H · Bell 212SDR HEEA968303Indicator · flag sticksINDICATOR GS FLAG STICKING.Oct 14, 1996 · N3208H · Bell 212SDR HEEA968300Indicator · defectiveVERTICAL BAR DOES NOT CENTER.Oct 14, 1996 · N22342 · Skrsky S76ASDR HEEA968296Gyro · defectiveGYRO SLOW IN PTICH.Oct 14, 1996 · Bell 206L3SDR HEEA968262Indicator · incorrect tiltINCORRECT TILT RECEIVED.Oct 14, 1996 · Bolkms BO105SSDR HEEA968261Indicator · incorrect tiltINCORRECT TILT RECEIVED. S/N 1236 &4566Oct 14, 1996 · Bolkms BO105SSDR HEEA968241Gyro · defectiveFLAG PULLS BUT VERY SLOW TO ERECT 45 DEGREE/15 MINUTES.Oct 11, 1996 · N911TL · Bolkms BK117B1SDR HEEA968212Gyro · precessesGYRO SLOW TO BECOME OPERATIONAL, PRECESSES.Oct 10, 1996 · N1546K · Skrsky S76ASDR 96ZZZM1490Wire · frayedFLT 4903 - FLL-PID - UPON LANDING, PILOT REPORTED SMOKE AND ELECTRICAL BURNING SMELL COMING FROM BEHIND AND LEFT OF CAPTAINS SEAT. INSPECTION FOUND FAULTY WIRES, FRAYED AND LOOSE ATTACHED TO STANDBY ATTITUDE INDICATOR POWER SUPPLY. WIRES SECURED, CIRCUIT BREOct 6, 1996 · N4860J · Dhav DHC7102SDR HEEA968014Gyro · defectiveCOCKPIT DIR GYRO WILL NOT ALIGN OR SLAVE.Oct 3, 1996 · N911RZ · Bolkms BK117A4SDR COMA9630150Dpu · failedCAPTAINS EADI WENT BLACK. REPLACED NR 1 DPU.Sep 28, 1996 · N357CA · Saab SF340ASDR RAIA960933Adi Indicator · failedSTL - FLT 7029 - CAPTAINS ADI FELL OFF LINE. MAINTENANCE REPLACED THE ADI INDICATOR. (M)Sep 26, 1996 · N426AM · Bag JETSTM3201SDR CA960927002Gyro · faulty(CAN) IN LEVEL FLIGHT, THE R/H HSI INTERMITENTLY INDICATED 10 DEGREES NOSE DOWN WITH NO FLAGS SHOWING. SHORTLY AFTER THE UNIT WAS INSTALLED, IT TOOK 20 MINUTES TO SPOOL UP ON ONE LEG BUT THE FAULT COULD NOT BE DUPLICATED. THE VERTICAL GYRO WAS REPLACED AND AIRSep 17, 1996 · Gulstm G159
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