JASC 3422
Service difficulty reports · 650
Reports filed under 3422 · Directional 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 = '3422' 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 = '3422' 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 99ZZZX1708Directional Gyro · malfunctionedDIRECTIONAL GYRO PRESETS 10 DEGREES OFF OF MAG COMPASS. REMOVED AND REPLACED.SDR 99ZZZX1550Gyro · malfunctionedGYRO DOES NOT FLAG. REMOVED AND REPLACED.SDR HEEA060910Gyro · inoperativeGYRO WILL NOT SPIN UP, NO OUTPUT.SDR HEEA060909Gyro · precessingDIRECTIONAL GYRO PRECESSES 30 DEGREES IN 5-10 MINUTES.SDR HEEA060906Gyro · precessingDIRECTIONAL GYRO PRECESSES IN-FLIGHT.SDR HEEA060663Gyro · malfunctionedFLAG INTERMITTENTLY PULLS THEN DROPS BACK DOWN. BENCH CHECK UNIT. FLAG INTERMITTENTLY PULLS THEN DROPS INTO VIEW UNTIL ROTOR ATTAINS A SPEED OF 22,000 RPM AND FLAG WILL PULL OUT OF VIEW. THIS FLAG CIRCUIT FUNCTIONS PROPERLY. UNIT BENCH CHECK GOOD.SDR HEEA060168Gyro · precessesDIRECTIONAL GYRO PRECESSES EXCESSIVELY.SDR HEEA060107Transmitter · failedTRANSMITTER HAS NO OUTPUT.SDR VNAA9901022Flux Valve · damagedTHE CREW REPORTED A POSSIBLE LIGHTNING STRIKE TO THE AIRCRAFT ON THE DESCENT INTO PIT. MAINTENANCE COMPLIED WITH A LIGHTNING STRIKE INSPECTION AND FOUND DAMAGE ON THE RIGHT ELEVATOR TRAILING EDGE. THE ELEVATOR DAMAGE WAS REPAIRED PER 51-77-10. ALSO, MAINTENSDR 2000ZZZX745Plate · looseFACE PLATE WORKED LOOSE FROM MAIN HOUSING. REPLACED WITH NEW UNIT, CORRECTED PROBLEM.SDR SWIA971356Flux Detector · failedNUMBER 2 AHRS FAILURE IN FLIGHT, NO GYRO ON FO SIDE. RETURNED TO SLC. MEL 12-30-98. REMOVED AND REPLACED NUMBER 2 RIGHT FLUX DETECTOR AND ADJUSTED SYSTEM. WORK DONE IAW MM 34-21-03. OPS CHECKS GOOD.SDR HEEA059899Hsi · malfunctionedHSI LOCKS UP IN ARNAV MODE, C/S NEEDLES PEG ON BOTH HSI. TIME SINCE REPAIR 84:50 HOURS.SDR AU981642Indicator · failed(AUS) CREW REPORTED AN ELECTRICAL SMELL IN THE COCKPIT, CO-INCIDENT WITH CAPTAIN'S RADIO MAGNETIC INDICATOR U/S FLAG AND ADF NR 2 NEEDLE FREEZING AND TRIPPING OF 26VAC ADF NR 2 CIRCUIT BREAKER.SDR HEEA0016859Gyro · failedHORIZONTAL GYRO DOES NOT CAGE.SDR 98ZZZX4691Gyro · failedPILOT'S DIRECTIONAL GYRO FAILED. REMOVED AND REPLACED WITH OVERHAULED UNIT, S/N 3098862.SDR HEEA0016698Transmitter · failedTRANSMITER WILL NOT SLAVE.SDR HEEA0016641Gyro · malfunctionedGYRO HAS INTERMITTENT OUTPUT TO HSI INDICATOR.SDR CA981116003Gyro · failed(CAN) RIGHT HAND ADI GYRO FLAGGING NUMEROUS TIMES.SDR CA981116002Gyro · failed(CAN) LEFT ADI TOPPLED.SDR HEEA0016532Transmitter · failedPILOTS RMI WILL NOT SLAVE TO MAG COMPASS.SDR HEEA0016531Transmitter · looseFLANGE LOOSE FROM HOUSING.SDR HEEA0016530Transmitter · fluctuatesTRANSMITTER FLUCTUATES WHEN VIBRATES.SDR HEEA0016420Flux Valve · inaccurateREADING IS OFF 80 DEGREES.SDR HEEA0016419Valve · incorrectCOMPASS HAS INCORRECT HEADINGS, OUTPUT UNRELIABLE.SDR HEEA0016413Flux Valve · inoperativeCOMPASS IS INOPERATIVE, IT HAS ERRATIC OUTPUT.SDR HEEA0016354Transmitter · failedTRANSMITTER WILL NOT SLAVE IN MAG.SDR VJ9800510Directional Gyro · unserviceableNR 1 COMPASS SYSTEM FLAGS WOULD PERIODICALLY APPEAR WITH INSTRUMENT FAILURE LIGHT. SUBSEQUENTLY NR 2 COMPASS FLAGS APPEARED. IN ADDITION EXPERIENCED BLEED THRU AND INTERMITTENT COMMUNICATION ON NR 1 AND NR 3 COMM. FLIGHT CREW ELECTED TO RETURN TO DEPARTING SDR HEEA0016022Gyro · precessingDIRECTIONAL GYRO INDICATOR PRECESSES AND DOES NOT SLAVE CORRECTLY.SDR HEEA0016021Gyro · precessingDIRECTIONAL GYRO INTERMITTENTLY PRECESSES IN SLAVE MODE.SDR CA980922021Corrector · damaged(CAN) HSI NOT WORKING CORRECTLY. FOUND COMPASS CORRECTOR NOT CONNECTED AND THE NORTH-SOUTH ADJUSTING POLE DAMAGED.SDR HEEA0015874Gyro · precessingDIRECTIONAL GYRO PRECESSES.SDR HEEA0015830Gyro Compass · damagedGYRO COMPASS HAS LOOSE HARDWARE IN ASSY.SDR HEEA0015757Gyro · failedROTOR WILL NOT SPIN ON DIRECTIONAL GYRO. TIME SINCE REPAIR 71:00 HOURS.SDR HEEA0015290Gyro · brokenDIAL SCREW BACKED OUT OF CENTER DIAL SHAFT AND IS WEDGED BETWEEN DIAL AND FLAG IN DIRECTIONAL GYRO.SDR EISA98166Directional Gyro · inoperativeNR 2 HSI AND NR 1 COMPASS (RMI) INOPERATIVE, AIR TURN BACK TO BRADLEY. INSTALLED SERVICEABLE NR 2 DIRECTIONAL GYRO. OPS CHECK SATISFACTORY. (M)SDR 98ZZZX2682Flux Detector · shortedGYRO CIRCUIT BREAKER TRIPPED 6 MINUTES INTO FLIGHT. CIRCUIT BRAKER WOULD NOT RESET. DISCOVERED THE FLUX DETECTOR P/N FDO103011 HAD SHORTED INTERNALLY CAUSING THE GYRO CIRCUIT BREAKER TO TRIP. FLUX DETECTOR WAS REPLACED. AIRPLANE RETURNED TO SERVICE.SDR HEEA0015151Indicator · malfunctionedCOURSE POINTER ON INDICATOR IS INOPERATIVE.SDR HEEA0015148Gyro · inoperativeDIRECTIONAL GYRO IS INOPERATIVE.SDR HEEA0015147Gyro · precessesDIRECTIONAL GYRO PRECESSES EXCESSIVELY.SDR HEEA0015104Gyro · precessingDIRECTIONAL GYRO PRECESSES EXCESSIVELY IN UNSLAVE MODE.SDR HEEA0015046Gyro · malfunctionedFLAG WILL NOT PULL. POWER FAILURE FLAG ADJUSTMENT IS SET TOO HIGH (24.1 VOLTS). POWER FAILURE FLAG SHOULD BE SET AT 22.5 VOLTS.SDR 98ZZZX2786Gyro · failedDIRECTIONAL GYRO INOPERABLE. REMOVED AND SENT FOR REPAIR.SDR HEEA0014865Transmitter · malfunctionedFLUX VALVE FREQUENCY BETWEEN F AND B AND F AND C IS HIGH ON TRANSMITTER.SDR TC8A98035Gyro · replacedTRIP NR 2003, NR 1 COMPASS FLAG CAME ON DURING TAKEOFF. REMOVED NR 2 DIRECTIONAL GYRO, OPS CHECKS GOOD IAW MM 34-5-4.SDR HEEA0014733Gyro · inoperativeDG ROTOR WILL NOT SPIN. TIME SINCE REPAIR 0:00.SDR HEEA0014700Gyroscope · malfunctionedHORIZONTAL GYRO WILL NOT ERECT AND NO CURRENT DRAWN.SDR HEEA0014628Gyro · malfunctionedDIRECTIONAL GYROSCOPE PRECESSES.SDR HEEA0014600Gyroscope · malfunctionedDIRECTIONAL GYRO SLAVES BACKWARDS.SDR HEEA0014567Gyro · inoperativeGYRO ROTOR WILL NOT SPIN.SDR RAIA980516Valve · failedFLT 7219 - STL - AHRS HEADING COMPARATOR WARNING ILLUMINATED ON TAKEOFF ROLL. MAINTENANCE REPLACED LEFT FLUX VALVE. (M)
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