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.

SDR DALA2020072802650Probe · malfunctionedATB - RIGHT ENGINE HAD MEL 73-25-01B (LP 9793990) APPLIED FOR EPR CONTROL MODE AND AUTO THRUST FUNCTION. AFTER CLIMB OUT FLIGHT CREW WAS UNABLE TO MEET/COMPLY WITH MEL "O" PROCEDURES AND ELECTED TO RETURN TO AMS. P2/T2 PROBE REPLACED.Jul 27, 2020 · N805NW · Airbus A330323SDR YV3R2020062700289Controller · inoperativeCUSTOMER REPORTED CONTROLLER ASSEMBLY P/N: D278-2 INOPERATIVE.Jun 15, 2020 · Robsin R44RAVENIISDR YV3R2020052900273Controller · intermittentCUSTOMER REPORTED CONTROLLER ASSEMBLY P/N: B286-2 WAS INTERMITTENT.May 14, 2020 · N7514W · Robsin R22BETAIISDR YV3R2020052900272Controller · inaccurateCUSTOMER REPORTED CONTROLLER ASSEMBLY P/N: D278-1 GOVERNED INCORRECT RPM.May 11, 2020 · Robsin R44SDR YV3R2020050900255Governor · erraticCUSTOMER REPORTED GOVERNOR ASSEMBLY P/N: D278-1 WAS HUNTING DURING SUBTLE IN CRUISE FLIGHT, AND ERRATIC OUT OF GROUND EFFECT.Mar 17, 2020 · N7119U · Robsin R44SDR YV3R2020050900253Governor · erraticCUSTOMER REPORTED GOVERNOR ASSEMBLY P?N: D278-2 WAS ERRATIC IN OPERATION, DROPS RPM WITH COLLECTIVE INPUT.Mar 5, 2020 · Robsin R44RAVENIISDR KY7A202002240001Bearing · wornMECHANIC TURNED PROPELLER ON GROUND AND NOTICED GRINDING NOISE COMING FROM THE GEAR CASE. FOUND WORN BEARING ON TACH-GENERATOR GEAR ASSEMBLY. MX REMOVED AND REPLACED THE INTERMEDIATE HOUSING AND GEAR ASSEMBLY, ALSO REPLACED THE FUEL PUMP WHICH FIXED THE GRINDFeb 20, 2020 · N571KL · Frchld SA227CCSDR UIEA2020010400015Circuit Card · faultyR ENGINE SPEED STATUS MSG.(<P>REMOVED AND REPLACED R ENG SPEED CARD, REF AMM 77-12-01-004-001 & 77-12-01. OPS CHK GOOD AT THIS TIME. <BR /></P>)Jan 4, 2020 · N1511A · Boeing 767383SDR ASAA2020010231752Sensor · inoperative#1 ENGINE TREND DATA SHOWS GREATER THAN EXPECTED DATA SCATTER FOR DELTA CORE SPEED. INDICATION ERRORS ARE SUSPECT GROUNDED - YES. REMOVED AND REPLACED #1 ENGINE N2 SPEED SENSOR IAW B737-800 AMM 77-11-02-000-801-F00 AND 77-11-02-400-801-F00, ETOPS GROUND FUNCTIJan 2, 2020 · N596AS · Boeing 737890SDR UIEA2019121806101Circuit Card · failedL ENG SPEED CARD STATUS MSG.(<P><SPAN>FOUND WATER DAMAGE TO N2 ENG SPEED CARDS (L & R).<BR DATA-MCE-BOGUS="1" /></SPAN></P><P><SPAN>LP 1186382 - M12: REMOVED AND REPLACED RIGHT N2 ENG SPEED CARD </SPAN><SPAN>(OFF PART: P/N </SPAN><SPAN>285T0458-203, S/N 2003)<Dec 16, 2019 · N1511A · Boeing 767383SDR DALA201910266193Sensor · failedSHIP 3707 - ATO - UPON ADVANCEMENT OF THROTTLES, RIGHT ENGINE ROLLED BACK & SHUT DOWN. CORRECTIVE ACTION: MAINTENANCE REPLACED THE N2 SPEED SENSOR & EEC. AIRCRAFT RETURNED TO SERVICE.Oct 25, 2019 · N377DA · Boeing 737832SDR HALA2019101500416Probe · false indicationAFTER START, ENG L COMP STALL ILLUMINATED. INSPECTED LEFT ENGINE EXHAUST FOR METAL. NONE FOUND. INSPECTED AND TURNED FAN, NOTHING BINDING AND FOUND NO METAL SHARDS ON INLET SIDE OF L ENGINE. PERFORMED FIM TASK 72-00 TASK 803. NO FAULTS NOTED. REMOVED ANDOct 14, 2019 · N493HA · Boeing 717200SDR YV3R2019092000190Controller · unserviceableCUSTOMER REPORTED CONTROLLER ASSEMBLY D278-1 IS UNSERVICEABLE.Sep 14, 2019 · Robsin R44SDR YV3R2019092000187Governor · inoperativeCUSTOMER REPORTED GOVERNOR ASSEMBLY B286-2 IS NOT WORKING.Sep 10, 2019 · Robsin R22BETAIISDR DALA2019082304927Tach Generator · leakingDIRTY SOCK SMELL IN COCKPIT DESCENDING BETWEEN 17,000 AND 13,000. FAS DID NOT SMELL IT IN THE CABIN. C/W NO GO ODI PREV 2172 PER AMDS 2120-2367. FOUND NBR 1 ENG. TACH GEN. LEAKING, REF LOGS 6017312 & 6017313. C/W AMDS 2120-2368, OIL CONT. CLEANING, C/W AMDS 71Aug 22, 2019 · N912DE · Doug MD88SDR YV3R2019082900167Controller · malfunctionedCUSTOMER REPORTED CONTROLLER ASSEMBLY P/N: D278-2 IS INCONSISTENT (MALFUNCTIONING).Aug 20, 2019 · N62HT · Robsin R44RAVENIISDR 2020FA0000038Tachometer · groundedDIGITAL TACHOMETER GROUND OUT BOTH MAGNETOS WHEN RUNNING AIRCRAFT. CONTACTED MANUFACTURER AND GO NO HELP WITH THEIR UNIT.Aug 9, 2019 · N7900D · Beech H35SDR ASAA2019062829855Sensor · faultyENGINE 2 MINOR FAULT ECAM GROUNDED - YES. R/R SENSOR- N2 SPEED REF AMM 77-11-10 PB 401. PERFORMED IDLE TEST REF AMM 73-29-00-740-803. OPS TEST OK. THIS CLEARS MDDR 68228. PLACARD REMOVED MEL LIST UPDATED.Jun 28, 2019 · N924VA · Airbus A321253NSDR AALA201905159002Sensor · inaccurateAIRCRAFT WAS GROUNDED: PILOT REPORTS DURING T/O NR 1 ENG ONLY WENT TO 90% N1 NOT 93% ADVANCED THROTTLES AT LEAST 1-1 1/2 KNOB WIDTH WITH NO RESULT, ABORTED T/O AT 60 KNOTS NO RTO. MAINTENANCE ACCOMPLISHED FIM TASK 77-11-00. REPLACED ENG N1 SPEED SENSOR. BITE CMay 12, 2019 · N883NN · Boeing 737823SDR YV3R2019012200081Governor · failedCUSTOMER REPORTED GOVERNOR CONTROLLER ASSEMBLY P/N: B286-2 FAILED.May 10, 2019 · N114VG · Robsin R22BETASDR YV3R2019012200074Governor · malfunctionedCUSTOMER REPORTED GOVERNOR CONTROLLER P/N: D278-2 MALFUNCTIONED.Apr 30, 2019 · Robsin R44RAVENIISDR YV3R2019042200067Controller · intermittentCUSTOMER REPORTED GOVERNOR CONTROLLER P/N: D278-2 WAS INTERMITTENT.Apr 22, 2019 · Robsin R44RAVENIISDR UIEA201904233915Sensor · false activationLEFT ENGINE N1 UP TO 10% FLUCTUATION ON BELOW THE RIGHT ENGINE, N2 READS 5 % HIGHER THAN THE RIGHT ENGINE. LEFT EGT BLINKS OFF & ON DURING DESCENT. STATUS MSG L ENG EEC C2. STATUS MESSAGE L PIMU.(<P>L PIMU FAULTED T25 SENSOR CHANNEL A, READING 0 CHANNEL B, REAApr 20, 2019 · N1489A · Boeing 76731KSDR YV3R2019004050062Controller · malfunctionedCUSTOMER REPORTED OVER SPEED WITH GOVERNOR CONTROLLER ASSEMBLY P/N: D278-2.Mar 29, 2019 · Robsin R44RAVENIISDR YV3R2019032300056Governor · inoperativeCUSTOMER REPORTED GOVERNOR ASSEMBLY P/N: B247-5 IS INOPERATIVE.Mar 15, 2019 · N441KA · Robsin R44RAVENIISDR YV3R2019031600045Governor · malfunctionedCUSTOMER REPORTED GOVERNOR CONTROLLER P/N: B286-2 IS NOT MAINTAINING RPM.Feb 27, 2019 · N999FR · Robsin R22BETAIISDR ASAA2019022328335Sensor · failedWHILE ACCOMP TASK CARD FOUND ENG 1 SHORT TIME FAULT MSG 77-21131 "THE N2 SPEED SENSOR SIGNALS DISAGREE". GROUNDED - YES. REF FIM 77-11-802. DISCONNECTED CH B AT THE NR 1 ENGINE N2 SENSOR. PINS 1-2 OPEN. REMOVED AND REPLACED NR 1 ENGINE N2 SENSOR IAW AMM 77-11-Feb 23, 2019 · N593AS · Boeing 737890SDR YV3R2019012200028Governor · malfunctionedCUSTOMER REPORTED GOVERNOR MOTOR WAS MALFUNCTIONING.Feb 19, 2019 · N445AP · Robsin R44RAVENIISDR YENA201902208074Sensor · failedFT # 2006, AIRCRAFT LEFT ENGINE-ERRATIC INCREASE AND DECREASE. FELT AIRCRAFT YAWING AND OBSERVED ENGINE INDICATIONS CLIMBING THROUGH 11,000 FEET; PERFORMED DFDR DATA DOWNLOAD AND READOUT ALL T/S DATA POINTS TO ENGINE 1 N1 SENSOR FAILED ENGINE 1 REMOVED AND REFeb 8, 2019 · N529JB · Airbus A320232SDR YV3R2019012200017Controller · inoperativeCUSTOMER REPORTED CONTROLLER ASSEMBLY INOPERABLE.Feb 7, 2019 · N217DK · Robsin R44SDR YV3R2019021200018Controller · malfunctionedCUSTOMER REPORTED UNIT DOESN'T WORK PROPERLY.Feb 5, 2019 · Robsin R44RAVENIISDR YV3R2019012200010Controller · inoperativeCUSTOMER REPORTED CONTROLLER ASSEMBLY WAS INOPERATIVE. UNABLE TO TEST UNIT, NO OUTPUT.Jan 31, 2019 · Robsin R44RAVENIISDR YV3R2019012200016Cover · malfunctionedCUSTOMER REPORTED, WHEN GOVERNOR SPEED IS ABOVE 80% IN RUN UP PROCESS, GOVERNOR LIGHT IS OFF, AND INOPERATIVE.Jan 30, 2019 · Robsin R44RAVENIISDR EVCA201901281Tach Generator · brokenAMT ARRIVED ON SITE. INSPECTED AND TROUBLE SHOT HYDRAULIC SYSTEM. DISCOVERED RETAINER, SPRING AND SHAFT BROKEN ON TACH GENERATOR SIDE OF TRIPLE STACK ASSEMBLY. REMOVED AND REPLACED TACH GENERATOR WITH P/N 206-375-202-101 S/N 777,RETAINER P/N 25399, SPRING P/N Jan 27, 2019 · N130AE · Bell 206L1SDR YV3R2019012200008Controller · failedCUSTOMER REPORTED, WHEN SPEED IS ABOVE 80%, THE GOVERNOR LIGHT IS OFF AND BECOMES INOPERATIVE.Jan 18, 2019 · Robsin R44RAVENIISDR YV3R2019012200006Controller · failedGOVERNOR CONTROLLER IS INOPERATIVE.Jan 10, 2019 · Robsin R44RAVENIISDR YV3R2019012200005Controller · malfunctionedGOVERNOR CONTROLLER FAILED TO OPERATE ON GROUND RUN-UP.Jan 7, 2019 · Robsin R22BETAIISDR O6WR201812130001Keyway · wornKEY ON DRIVE SHAFT FROM ENGINE TO TACHOMETER GENERATOR WORE AWAY CAUSING LOW/NO RPM INDICATION. FAILURE AFTER ONLY 106HRS MAY INDICATE POSSIBLE MANUFACTURE DEFECTDec 12, 2018 · N1218P · Cirrus SR20SDR ASAA2018112607043Sensor · malfunctionedENGINE 1 MINOR FAULT ECAM GROUNDED - YES. R&R N2 SPEED SENSOR PER AMM 77-11-10,OPS CHK GOOD,PERFORMED ENG 1 IDLE RUN PER AMM .PERFORMED FADEC TEST .MDDR CLOSED,MCC NOTIFIED,MEL LIST UPDATEDNov 20, 2018 · N923VA · Airbus A321253NSDR 2018FA0000195Tach Generator · failedPILOT REPORTED THAT DURING CRUISE FLIGHT, THE ENG OUT LIGHT ILLUMINATE. AFTER A CHECK OF THE GAGES THERE WHERE NO OTHER INDICATIONS OF A ENGINE FAILURE. SHORTLY AFTER ANOTHER CHECK OF THE GAGES THE N1 GAGE READ 0. I SUSPECTED A GAGE MALFUNCTION AND INITIATED Jun 22, 2018 · N57491 · Bell 206L1SDR DATA2018053101Indicator · faultyAFTER DEPARTURE, LEVELED OFF AT 7500. LEFT ENGINE RPM STARTED TO DECREASE. TORQUE, NG AND ITT REMAINED STEADY. PERFORMED A PRECAUTIONARY SHUTDOWN AND SECURED THE ENGINE. DECIDED TO RELIGHT THE ENGINE. AFTER RELIGHT, THE ENGINE WAS NORMAL FOR 5 SECONDS AT WHICMay 31, 2018 · N385MQ · Stbros SD360SDR ASAA2018042324362Sensor · faultyENG 1 MINOR FAULT ON ECAM GROUNDED - YES. R&R N2 SPEED SENSOR PER AMM 77-11-20. IDLE TEST PER 73-29-00-740-803-A. NO ISSUES NOTED. MDDR CLOSED. MEL LIST UPDATED. MCC NOTIFIED.Apr 23, 2018 · N924VA · Airbus A321253NSDR FDEA201804171036Sensor · malfunctionedAFTER TAKEOFF, THE NR 2 ENGINE BECAME ERRATIC, N1 +/- 8%, FF +/- 1000 LBS. WOULD GO ON FOR SEVERAL MINUTES THEN STOP FOR A MINUTE THEN REOCCURE. RECEIVED A NR 2 FADEC FAULT ON THE ECAM ON LANDING. REMOVED AND REPLACED THE N1 SPEED SENSOR IAW AMM 77-11-01-Apr 17, 2018 · N685FE · Airbus A300F4605RSDR 2018FA0000226Shaft · shearedPILOT REPORTED LOSS OF HYDRAULICS. RETURNED TO AIRPORT. MECHANIC REMOVED HYDRAULIC PUMP WHICH IS BOLTED TO THE TACHOMETER GENERATOR. THEN REMOVED TACHOMETER GENERATOR THAT IS BOLTED TO THE MAIN TRANSMISSION. DURING REMOVAL OF TACHOMETER GENERATOR THE MECHAOct 11, 2017 · N98CL · Bell 206L4SDR AALA20170827002Tach Generator · fluctuatesEMERGENCY DECLARED. FLIGHT RETURNED TO DEPARTURE DUE TO A NR 2 ENGINE SPEED CARD FAILED. LANDING UNEVENTFUL. REMOVED AND REPLACED RIGHT ENGINE N3 TACHOMETER GENERATOR TRANSMITTER IAW AMM 77-12-02. OPS CHECKED GOOD. AIRCRAFT WAS GROUNDED.Aug 26, 2017 · N173AN · Boeing 757223SDR ASAA2017070121253Sensor · failedNR 1 ENGINE VIBRATION INDICATOR INTERMITTENTLY BLANKS OUT AND THEN REAPPEARS. ACFT GROUNDED. CONFIRMED FAULT, M1240 ENGINE VIBRATION SIGNAL CONDITIONER, VIBROMETER BITE IAW FIM 77-05 TASK 804, SHOWS ENGINE NR 1 N2 TACHO LOSS E1 MESSAGES LAST 32 FLIGHTS. ACCJul 1, 2017 · N579AS · Boeing 737890SDR UIEA2017061801032Circuit Card · failedWHEN RT STARTER ENGAGED TO GROUND LEFT AND RIGHT UTILITY BUSS AND LEFT HYD SYSTEM PRESSURE EICAS MESSAGE APPEAR.WHEN THEY SHOULD BE INHIBITED REPEAT ITEM SEE LOG PAGE 830589(<P>TROUBLESHOOT PER F.I.M 71-01 TAK A08 AND AMM 80-11-00 SUSPECT N2 SPEED CARD AT FAULJun 18, 2017 · N1229A · Boeing 767306SDR FQAR20170119003Snap Ring · brokenTHE ENGINE OIL SCREENS WERE REMOVED AND INSPECTED FOR DEBRIS. THE LEFT ENGINE OIL SCREEN CONTAINED A SNAP RING THAT WAS BROKEN IN THREE PIECES. THE ENGINE WAS REMOVED AND SENT TO ANOTHER REPAIR STATION FOR OVERHAUL. THE STATION REPORTED THAT THE SNAP RING CAMJan 19, 2017 · N316PA · Piper PA44180SDR ALGA2017012541287Indicator · fluctuatesON APPROACH TO FCN, NG INDICATOR STARTED TO FLUCTUATE FROM ZERO TO FULL SCALE ON THE INDICATOR. ALL OTHER READINGS WERE NORMAL. PILOT ELECTED TO RETURN TO GNO FOR MAINT.Jan 16, 2017 · N410AL · Bell 407SDR AALA20161231002Tach Generator · faultyAIRCRAFT WAS GROUNDED. EMERGENCY DECLARED. MIA-LPB FLIGHT DIVERTED TO PTY ACCOUNT RIGHT ENGINE N3 TACHOMETER AND PRESSURIZATION. LANDING UNEVENTFUL. REMOVED AND REPLACED HIGH PRESSURE N3 TACHOMETER GENERATOR IAW AMM 77-12-02. OPERATIONAL CHECK GOOD.Dec 30, 2016 · N175AN · Boeing 757223
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