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 CA991027065Indicator · inaccurate(CAN) 16 PERCENT TACH NEEDLE SPLIT AT THE HIGH END OF THE RANGE.SDR 99ZZZX3896Tach Generator · failedTACHOMETER/GENERATOR FAILS TO GENERATE SIGNAL. REMOVED AND REPLACED.SDR 99ZZZX3895Tach Generator · brokenN2 TACH GENERATOR HOUSING BROKEN. REMOVED AND REPLACED.SDR HEEA064292Indicator · lockedROTOR NEEDLE LOCKED AT 110 PERCENT. REFERENCE: DMR NR 686329.SDR HEEA064291Indicator · inoperativeROTOR PORTION OF INDICATOR INOPERATIVE. REFERENCE: DMR NR 686380.SDR 99ZZZX3572N2 Gauge · failedINSTALLED N2 INDICATOR. ON NORMAL START, N2 GOT TO 30 PERCENT AND THEN STOPPED. REPAIRED BY PARKER HANNIFIN FAA STATION FX1R156K.SDR 99ZZZX3551Tachometer · erraticERRATIC BELOW 30 PERCENT. NEEDLE BOUNCES. REMOVED AND REPLACED.SDR CA991229047Sensor · failed(CAN) LOW ROTOR WARNING LITE AND HORN ACTIVATED WITH THE RPM AT 100%. UNIT REPLACED.SDR SCNA99104N1 Sensor · inoperativeAIRCRAFT ABORTED TAKEOFF AT 120 KNOTS AS NUMBER TWO ENGINE DIDN'T MAKE REDUCED N1. OPERATIONALLY CHECKED THE NUMBER TWO ENGINE IAW DC-10 MM 710000. OPERATIONALLY CHECKED AIRCRAFT PER MM 055700 AFTER HIGH ENERGY STOP. REMOVED AND REPLACED THE NUMBER TWO ENGISDR HEEA063470Indicator · fluctuatesINDICATOR'S NR 2 OIL PRESSURE FLUCTUATES AND DROPS TO ZERO.SDR HEEA063397Indicator · failedINDICATOR WILL NOT SPIN UP.SDR HEEA063387Indicator · damagedGUAGE INDICATOR LIGHT IS OUT.SDR HEEA063378Indicator · stickingINDICATOR STICKING BELOW 10 PERCENT.SDR HEEA063371Indicator · stickingINDICATOR NEEDLE STICKING.SDR HEEA063370Indicator · stickingINDICATOR STICKS DURING STARTING, GLASS FOGGED IN-FLIGHT.SDR HEEA063357Indicator · contaminatedINDICATOR HAD GLASS DIRTY INSIDE, INSTALLATION LIGHT CRACKED.SDR HEEA063073Indicator · reads lowN1 READS LOW ON TRIPLE TACHOMETER.SDR HEEA063465Indicator · laggingTRIPLE RPM INDICATOR'S NR 1 NEEDLE LAGGING.SDR HEEA063344Indicator · stickingINDICATOR STICKING.SDR HEEA063447Warning Box · malfunctionedRPM WARNING LIGHT COMES ON DURING FLIGHT.SDR HEEA063442Indicator · reads highRPM INDICATOR'S NR 1 NEEDLE 3 PERCENT HIGHER THAN THE OTHER TWO THROUGHOUT RANGE ALL THE TIME.SDR HEEA063438Indicator · reads highCANNON PLUG BROKEN. SMALL NEEDLE READS 5 PERCENT HIGHER THAN BIG NEEDLE.SDR HEEA063435Indicator · malfunctionedVERY LITTLE NEEDLE RESPONSE AT LOW RPM.SDR HEEA063433Warning Box · malfunctionedRPM WILL NOT CANCEL, STAYS ON ALL THE TIME.SDR CA990915002O Ring · deteriorated(CAN) O-RINGS DETERIORATED ON NL SENSOR.SDR 99ZZZX2951Indicator · failedIN CRUISE FLIGHT, THE ENGINE INDICATOR CB 1E2 POPPED OUT. THE N1, N2, ITT, OIL PRESSURE, AND OIL TEMPERATURE INDICATORS LOST POWER. THE CREW DIVERTED TO A MAINTENANCE FACILITY WHERE THEY FOUND THE N2 GAUGE SHORTED INTERNALLY. (THIS FAILURE ALSO CAUSED THE SDR 99ZZZX2774Indicator · stuckTACHOMETER NEEDLE STUCK AT SEVERAL DIFFERENT PLACES ON FACE AND WOULD LAG RPM CHANGES. THIS WAS THE SECOND TACHOMETER TO BE INSTALLED IN THIS ACFT SINCE ACFT WAS NEW (82.5 HRS). PROBLEM WAS CORRECTED BY REPLACEMENT OF TACHOMETER WITH S/N 0798 AND TACHOMETER SDR 99ZZZX2773Indicator · stuckNEEDLE STUCK AT SEVERAL RPM SETTINGS. PROBLEM CORRECTED BY INSTALLATION OF NEW TACHOMETER, S/N 0896.SDR 99ZZZX2754Indicator · stuckTACHOMETER NEEDLE STUCK AT ZERO, THEN JUMPED TO 1,700 RPM AND STUCK. NEEDLE WOULD DROP TO ZERO AGAIN IF GLASS WAS TAPPED. NEW TACHOMETER, SN 0852, CORRECTED PROBLEM.SDR HEED064577Indicator · malfunctionedN1 INDICATOR WENT TO ERR 2. ORDERED REPLACEMENT.SDR 99ZZZX2557Indicator · failedDUAL TACHOMETER REPLACED WITH NEW FROM BELL HELICOPTER.SDR 99ZZZX2768Tachometer · failedTACHOMETER WOULD NOT REGISTER ON GAUGE. REMOVED AND REPLACED.SDR HEED064558Indicator · failedN1 INDICATOR WILL NOT SELF-TEST WITHOUT RESETTING 3 OR 4 TIMES. ORDERED REPLACEMENT.SDR HEED064557Indicator · intermittentGAUGE INDICATED ERR 3 INTERMITTENTLY. ORDERED REPLACEMENT.SDR HEED064556Indicator · failedN1 INDICATOR FAILED OFFSHORE. ORDERED REPLACEMENT.SDR HEED064555Indicator · malfunctionedGAUGE GOES TO ZERO IN-FLIGHT, HAPPENED TWICE ON 1-1/2 HOUR FLIGHT. ORDERED REPLACEMENT.SDR HEED064554Indicator · malfunctionedN1 INDICATOR'S LED LIGHTS WILL NOT DIM. ORDERED REPLACEMENT.SDR 99ZZZX3206Indicator · failedNO N2 INDICATION. REF: RMA NR R020324 MCN 94. REMOVED AND REPLACED.SDR 99ZZZX2196Cover · crackedFOUND OIL LEAKING REAR OF ENGINE. FOUND RT ANGLE TACHOMETER DRIVE COVER CRACKED. TT SINCE NEW: 84.3 HOURS.SDR 99ZZZX2253N1 Tachometer · malfunctionedN1 TACHOMETER HAD JERKY MOVEMENT, STICKY. REMOVED AND REPLACED.SDR 99ZZZX2242Tachometer Gen · malfunctionedN2 GAUGE FLUCTUATES. REMOVED AND REPLACED.SDR 99ZZZX2241Tachometer · malfunctionedTACHOMETER SLUGGISH ON START-UP. REMOVED AND REPLACED.SDR VTZA990074Tach Generator · failedFLT 7207 - IAD-PHF - DURING CLIMB, AIRCRAFT MADE AN UNSCHEDULED LANDING DUE TO RIGHT ENGINE RPM INDICATION FAILED. AIRCRAFT RETURNED TO THE GATE WITH NO FURTHER PROBLEMS. MAINTENANCE INSPECTED AND REMOVED AND REPLACED TACH GENERATOR. OPS CHECK OK. AIRCRAFTSDR CA990521049Roll Pin · sheared(CAN) ON APPROACH, THE RT ENGINE TACHOMETER BECAME ERRATIC THEN DROPPED TO ZERO RPM. MAINTENANCE FOUND THE TACH GENERATOR DRIVE SHAFT ROLL PIN SHEARED.SDR HEED064550Indicator · failedINDICATOR WILL NOT HOLD STARTER ON. ORDERED REPLACEMENT.SDR 99ZZZX2884Indicator · fluctuatesNG INDICATOR FLUCTUATES. REF: MCN 63. REMOVED AND REPLACED.SDR VTZA990044Connector · dirtyORD/AVP - FLT 7826 - DURING CLIMB AT 0850 HRS ON 4-24-99, AIRCRAFT RETURNED TO ORD DUE TO NR 2 ENGINE N2 INDICATING DROPPED OFF-LINE. MAINTENANCE CLEANED CANNON PLUGS TO RT ENGINE N2 SPEED SENSING ALTERNATOR AND CONTROL. AMPLIFIER OPS CHECK GOOD. AIRCRAFT WSDR 99ZZZX3207Indicator · inaccurateINDICATOR READS 100 WHEN INSTALLED. REF: RMA R019830. REF: MCN 36. REMOVED AND REPLACED.SDR AU990382Card · faulty(AUS) LEFT ENGINE N2 SPEED CARD FAULTY. FOUND DURING INSPECTION IAW AD/B767/93 AMDT1.SDR 99ZZZX1890Indicator · erraticN1 GAUGE GIVES ERRATIC READING. REMOVED AND REPLACED.
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