JASC 7714
Service difficulty reports · 1,357
Reports filed under 7714 · Engine RPM 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 = '7714' 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 = '7714' 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 HEEA0016678Indicator · reads highN1 INDICATOR INSTRUMENT READS HIGH AFTER WARM-UP.SDR HEEA0016677Indicator · inoperativeN1 INDICATOR INOPERATIVE.SDR RAIA981106Tach Generator · failedFAT - FLT 4746 - RIGHT ENGINE RPM GAUGE FLICKERED AND WENT TO ZERO. MAINTENANCE REPLACED THE TACHOMETER GENERATOR INSERT. (X)SDR 99ZZZM79Sensor · failedTEST FLIGHT NR 2 ENGINE, ECU PROBLEM. NR 2 ENGINE SHUTDOWN ON APPROACH. REMOVED AND REPLACED NR 2 ECU AND NH SENSOR. TEST FLOWN SATISFACTORY. (M)SDR HEEA0016565Indicator · malfunctionedNR 1 ENGINE INDICATION WILL NOT GO TO 100 PERCENT.SDR HEEA0016564Indicator · stickingNR 1 INDICATION NEEDLE STICKS. ROTOR NEEDLE READS 2 PERCENT LOW.SDR HEEA0016563Indicator · reads highTRIPLE TACHOMETER'S NR 1 NEEDLE READS HIGH AND STICKS.SDR HEEA0016562Indicator · stickingNEEDLES NR 1 AND NR 2 STUCK AND ERRATIC.SDR HEEA0016561Indicator · malfunctionedTRIPLE TACHOMETER HAS NEEDLE SPLIT, JERK MOVEMENT.SDR HEEA0016560Indicator · malfunctionedTRIPLE TACHOMETER HAS SEVERE NEEDLE SPLIT.SDR HEEA0016559Indicator · out of toleranceTRIPLE TACHOMETER INSTRUMENT INDICATES OUT OF TOLERANCE 100 PERCENT.SDR CA981125052Case · cracked(CAN) OUTER CASE OF TACHOMETER/GENERATOR FOUND CRACKED.SDR HEEA0016320Indicator · erraticRPM INDICATOR ERRATIC UP TO 30 PERCENT, AND HAS WATER CONTAMINATION.SDR HEEA0016311Tach · failedGAS GENERATOR TACHOMETER SMOKES WHEN TURNED ON.SDR HEEA0016158Indicator · erraticTRIPLE TACHOMETER ON NR 2 ENGINE ERRATIC.SDR HEEA0016116Indicator · failedNG INDICATOR WILL NOT SELF-TEST.SDR 99ZZZX911Indicator · failedNR 2 NEEDLE ON TACHOMETER INDICATOR STAYS AT ZERO, NR 1 NEEDLE RUNS 15 PERCENT LOW, AND ROTOR NEEDLE RUNS 4-5 PERCENT HIGH. REMOVED AND REPLACED.SDR 98ZZZX3859Tach Generator · failedN1 GAUGE DID NOT COME UP. REPLACED.SDR 98ZZZX3857Tach Generator · malfunctionedN1 SLOW TO COME UP ON STARTS. REMOVED AND REPLACED.SDR 99ZZZX912Indicator · malfunctionedBACK LIGHT ON LED DISPLAY INOPERATIVE. REMOVED AND REPLACED. REF: RMA NR R016740.SDR 98ZZZX3851Indicator · inoperativeINDICATOR UNIT INOPERATIVE. REPLACED WITH NEW UNIT, CORRECTED PROBLEM.SDR 98ZZZX3645Indicator · malfunctionedN1 SHOW TO COME UP ON STARTS. REMOVED AND REPLACED.SDR COMA9860263Amplifier · malfunctionedRT ENGINE N1 AND ITT FLUCTUATIONS WHICH EXCEED LIMITS. COULD NOT DUPLICATE FLUCTUATIONS DURING GROUND RUN. REPLACED CONTROL AMPLIFIER FOR TROUBLESHOOTING.SDR HEEA0016028Indicator · stickingN1 STICKS DURING ENGINE START.SDR 98ZZZX3885Tach Generator · failedTHE LT ENGINE RPM GAUGE FAILED ON RUN-UP. DISCOVERED THE TACHOMETER GENERATOR P/N 22A667 DRIVE SHAFT HAD SHEARED. THE TACHOMETER GENERATOR WAS REPLACED AND AIRPLANE RETURNED TO SERVICE. THE TACHOMETER HAD BEEN OVERHAULED AND PUT BACK INTO SERVICE 3-29-96. TSDR HEEA0015998Tach Generator · inoperativeTACHOMETER GENERATOR IS INOPERATIVE.SDR HEEA0015997Indicator · malfunctionedTRIPLE TACHOMETER UNRELIABLE, NEEDLE FLUCTUATES AND READS HIGH.SDR S2YA98027Tach Gen · malfunctionedFLT 1020 - GRB-MKE - ABORTED TAKEOFF DUE TO DECREASE IN PROPELLER RPM FROM 1700 RPM TO 1400 RPM IN FIVE SECONDS. THE A/C WAS FERRIED BACK TO MKE. MAINTENANCE INSPECTED A/C FOUND RT N2 TACH GENERATOR BAD. REPLACED RT N2 TACH GENERATOR OPS CHECK GOOD. RETURNSDR AU981163Sensor · failed(AUS) NR 1 ENGINE OVERSPEED SENSOR FAULTY. PART TC: 900.SDR 98ZZZX3861Tachometer · erraticTACH ERRATIC, UNRELIABLE CORE RETURN.SDR 98ZZZX3656Tach Generator · wornSHAFT WORN OUT. SENT FOR REPAIR.SDR HEEA0015936Indicator · inoperativeTACHOMETER INDICATOR INOPERATIVE.SDR HEEA0015910Indicator · malfunctionedGAUGE STICKS BETWEEN 0-15 PERCENT AND FLUCTUATES.SDR HEEA0015862Indicator · inoperativeNR 2 ENGINE N2 NEEDLE INOPERATIVE AND OTHERS ARE RISING.SDR 99ZZZX906Indicator · malfunctionedTACHOMETER'S NR 1 AND NR 2 NEEDLE SPLIT 2 PERCENT. REMOVED AND REPLACED.SDR HEEA0015754Indicator · malfunctionedNR 1 AND NR 2 NEEDLES OSCILLATE. TIME SINCE REPAIR 239:45 HOURS.SDR 99ZZZX907Indicator · malfunctionedNG INDICATOR INTERMITTENT. WORKS FOR SOME TIME, THEN SPINS OUT OF CONTROL. REMOVED AND REPLACED.SDR HEEA0015686Transmitter · malfunctionedTACHOMETER TRANSMITTER INTERMITTENT.SDR HEEA0015643Indicator · reads lowTRIPLE TACHOMETER'S NR 1 NEEDLE READS LOW AND SPLITS. TIME SINCE REPAIR 95:25 HOURS.SDR HEEA0015628Indicator · inoperativeNR 1 NEEDLE INOPERATIVE ON INDICATOR. TIME SINCE REPAIR 417:30 HOURS.SDR 99ZZZX1270Tach Generator · brokenSHAFT BROKEN. REMOVED AND REPLACED.SDR HEEA0015595Indicator · fluctuatesTACHOMETER NEEDLE FLUCTUATES AND DROPS OFF.SDR HEEA0015543Indicator · stickingTACHOMETER STICKS AT LOW RPM EXCESSIVE FRICTION ERROR.SDR 98ZZZM806Indicator · failedSJU-POS - DURING WET T/O, THE RT ENG PRODUCED 80 PERCENT TQ AND THE T/O WAS ABORTED. WHEN ENG WAS RAN DRY, IT PRODUCED CHARTED TQ AND THE CAWI SYSTEM WAS DEFERRED. ON THE ENSUING DRY TAKEOFF, THE RT ENG PRODUCED 74 PERCENT TQ AND T/O WAS ABORTED. MX ADJUSTESDR HEEA0015482Indicator · stickingINDICATOR STICKS AT LOW RPM.SDR HEEA0015471Indicator · failedDUAL TACHOMETER TURBINE NEEDLE INTERMITTENTLY FALLS OFF.SDR HEEA0015390Indicator · stuckGAUGE STICKING AT ZERO ON N1 INDICATOR WHEN POWER SHUT OFF.SDR HEEA0015384Indicator · inoperativeNEEDLES NOT MOVING, NO INDICATION ON RPM INDICATOR.SDR HEEA0015347Indicator · malfunctionedNR 2 N2 NEEDLE ON TRIPLE TACHOMETER FLUCTUATING AT 100 PERCENT.SDR HEEA0015332Indicator · stuckNR 1 NEEDLE STICKS ON TRIPLE TACHOMETER.
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