JASC 3420
Service difficulty reports · 772
Reports filed under 3420 · Attitude and Direction Data 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 = '3420' 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.
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 = '3420' ORDER BY difficulty_date DESC
Run it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.
SDR 9606979604Flux Valve · malfunctionedCAPTAIN'S RMI WAS PRECESSING 5 DEGREES TO THE RIGHT DURING CLIMBOUT. FLIGHT RETURNED TO MSP AND LANDED WITHOUT INCIDENT. MAINTENANCE REPLACED LEFT FLUX VALVE AND DEGAUSED OUTER LEFT WING. OPERATIONAL CHECK NORMAL AND AIRCRAFT RETURNED TO NORMAL.SDR UF6A96310Flux Valve · failedORD - FLT 5708 - 'CHECK HEADING' ILLUMINATED IN FLIGHT BOTH NAV DISPLAY UNITS REMAINED ILLUMINATED WITH HEADING DIFFERENCE EXCEEDING 65 DEGREES. MAINTENANCE REMOVED AND REPLACED NR 1 MAGNETIC SENSOR UNIT AND PERFORMED COMPASS SWING. SYSTEM CHECKED SATISFACTOSDR 9605119152Vert Gyro · failedDURING CLIMBOUT, FIRST OFFICER'S VERTICAL GYRO FAILED. FLIGHT RETURNED TO DTW AND LANDED WITHOUT INCIDENT. REPLACED THE NR 2 VERTICAL GYRO AND CHECKED OK.SDR VTZA96077Rmu · failedFLT NR 6384 - ROC-IAD - DURING CRUISE, THE FLIGHT CREW STATED THAT THEY DETECTED AND ELECTRICAL BURNING SMELL IN THE COCKPIT. AIRCRAFT LANDED AT IAD WITH NO FURTHER INCIDENTS. MAINTENANCE REPLACED THE NR 2 RMU. AIRCRAFT WAS RELEASED AND APPROVED FOR RETURN SDR HEEA966423Indicator · inoperativeDEAD NEEDLE; CONTINUOUS FLAG. TIME SINCE REPAIR 4:00.SDR WTAA950314Switch · failedLAX - AFTER TAKEOFF, BOTH COMPASSES AND HSI'S HAD 'RED' FLAGS IN VIEW. AIRCRAFT RETURNED TO STATION WITHOUT INCIDENT. MAINTENANCE REPLACED COMPASS SELECTOR SWITCH. AIRCRAFT RETURNED TO SERVICE. (M)SDR RAIA951121Crt · failedJFK - FLT 7759 - IN FLIGHT RADIO MANAGEMENT UNIT FAULTED. REPLACED CRT UNIT. (M)SDR COMA9531182Efd 86 · failedTHE PILOT'S LEFT EADI TOP TUBE IS INOPERATIVE. REPLACED THE PILOT'S EFD-86.SDR IXXA199592Instrument Amp · erraticFLL/TOL - AFTER TAKEOFF, CREW NOTED THE NR 2 COMPASS SYSTEM INDICATORS WERE ERRATIC AND THE CAPTAIN'S ATTITUDE INDICATOR FLAG WAS IN VIEW WITH NO PITCH INDICATION. THE CREW RETURNED TO FLL FOR MAINTENANCE. MAINTENANCE REPLACED THE NR 1 INSTRUMENT AMP AND ALSDR WTAA950279Compass System · malfunctionedFAT - AIRCRAFT DIRECTIONAL HEADING REPORTED OFF DURING CRUISE FLIGHT. AIRCRAFT RETURNED TO STATION WITHOUT INCIDENT. AVIONICS INSPECTED AND TESTED COMPASS SYSTEM AND NAVIGATION SYSTEM. NO DEFECTS NOTED. UNABLE TO DUPLICATE REPORTED DISCREPANCY. AIRCRAFT RSDR 95ZZZX5619Switch · failedREMOTE SWITCH UNIT USED FOR GPS/NAV TRANSFER INTERNAL RELAY BANKS, FAILED. INTERNAL K2, K3, AND K4 RELAY BANKS FAILED IN THE CLOSED POSITION AND K5 BANK FAILED IN NEUTRAL POSITION. THIS FAILURE CAUSES THE NAV 1 HSI INDICATOR TO DISPLAY ERRONEOUS INFORMATION.SDR EISA95324Flux Vlv Harness · too shortDURING F.O.M., THE LENGTHENING OF FLUX VALVE HARNESS WAS REQUIRED TO RELOCATE A BRACKET IAW B727 MM 34-21-0. (M)SDR 9511869923Compass · malfunctionedFIRST OFFICER'S COMPASS FLAGGED ON HSI AFTER TAKEOFF. FLIGHT RETURNED TO MSP AND LANDED WITHOUT INCIDENT. SYSTEM OPERATED NORMALLY DURING GROUND CHECK. DISCREPANCY COULD NOT BE DUPLICATED AND AIRCRAFT RETURNED TO SERVICE.SDR HEED95253Indicator · defectiveGS NEEDLE INDICATOR SHORTED OUT GOES TO TOP OF INDICATOR AND STAYS,. REPLACED UNITSDR DHL95802001Dir Gyro · malfunctionedAFTER DEPARTURE FROM STANSTEAD ENGLAND, CAPT COMPASS PRECESSED 80 DEGREES IN TWO HOURS IN MAGNETIC MODE. PERFORMED AIR TURNBACK AND LANDED WITHOUT INCIDENT. REMOVED AND REPLACED CAPTAINS DIRECTIONAL GYRO PER M/M 34-21-1.SDR DLM88951701Syb Generator · failedDURING CRUISE, CAPTAINS PFD WENT BLANK, LANDED CVG. REPLACED SYB GENERATOR OPERATION NORMAL.SDR COM11853Wires · looseCAPTAIN HSI INDICATING 180 DEGREE ERROR IN HEADING WITH RED HDG INDICATION FIRST OFFICER RMI HAS RED FLAG. FOUND WIRES LOOSE FROM LEFT FLUX DETECTOR WIRING HARNESS AT LEFT WINGTIP. RESET PINS, OPERATIONAL CHECKED OF LEFT HEADING SYSTEM GOOD.SDR HEEA954350Vir 30agm · defectiveWILL NOT RUN CO-PILOTS HSI. GIVES WRONG SIGNAL. TIME SINCE REPAIR 1298:25.SDR BDHA9500004Circuit Breaker · malfunctionedMSP - FLT 447 - CREW REPORTED THE LT ARTIFICAL HORIZON WOULD NOT PULL THE FLAG ON PREFLIGHT CHECK. THE CIRCUIT BREAKER WAS CYCLED AND ALL INDICATIONS WERE NORMAL. THE CIRCUIT BREAKER WAS REPLACED AND ACFT WAS RELEASED. (W)SDR 9500679750Standby Horiz · malfunctionedSTANDBY HORIZON GYRO FLAG APPEARED DURING CLIMB-OUT FROM HOU. PULLED AND RESET CIRCUIT BREAKER Z31 WITH THE SAME RESULTS. FLIGHT DIVERTED TO MEM AND LANDED WITHOUT INCIDENT. REPLACED STANDBY HORIZON AND POWER INVERTER. OPERATIONAL CHECK OK ON GROUND. AIRCSDR 9500669979Instr Amplifier · malfunctionedCAPTAIN'S GYRO FLAG APPEARED AFTER TAKEOFF. FLIGHT RETURNED TO MSP AND LANDED WITHOUT INCIDENT. REPLACED CAPTAIN'S ATTITUDE DIRECTIONAL INDICATOR WITH NO HELP. REPLACED INSTRUMENT AMPLIFIER. OPERATIONAL CHECK OK. AIRCRAFT RETURNED TO GATE.SDR COM20349Slaving Accy · defectivePILOTS HSI HEADING IS OFF BY 20 DEGREES. REPLACED THE NR 1 SLAVING ACCY.
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