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 ALG2005F00040Tachometer · inoperativeON LIFT OFF PILOT NOTICED TURBINE TACH INDICATOR IS ZERO, LANDED THE AIRCRAFT. THE MECHANIC REMOVED AND REPLACED THE ROTOR TACH INDICATOR AND THE AC WAS RETURNED TO SERVICE. (K)Jul 15, 2005 · N3185P · Cessna STC206CSDR KBM2005F00165Indicator · inoperativeNG GAUGE, UNIT AUCTUATION 89-72 PERCENT. INDICATED W/NO POWER CHANGE. REMOVED AND REPLACED. (K)Jul 15, 2005 · N230SH · Snias AS350BASDR AWXA200500806Connector · looseLAX - ABORTED TAKEOFF - FLT 0033 - DURING TAKEOFF HAD NO N3 INDICATION AT 90 KNOTS. ABORTED TAKEOFF, RETURNED TO GATE WITHOUT FURTHER INCIDENT. MAINTENANCE FOUND CONNECTOR D1338 LOOSE, N3 TACH TRANSMITTER. TIGHTENED LOOSE CONNECTOR, D1338, IAW BOEING 757 FIJul 11, 2005 · N909AW · Boeing 7572G7SDR QXEA200501079Sensor · failedRETURNED TO GATE, LEFT START ABORT (N2 BETWEEN 57 AND 58.5%). REMOVED AND REPLACED NR 1 ENGINE N2 SPEED SENSOR. OPERATIONAL AND LEAK CHECKED GOOD. AIRCRAFT RETURNED TO SERVICE.Jun 24, 2005 · N604QX · Cndair CL6002C10SDR KBM2005F00099Transmitter · malfunctionedTORQUE TRANSMITTER UNIT CAUSES TORQUE GAUGE TO SPIN CLOCKWISE. REMOVED AND REPLACED. (K)May 30, 2005 · N230SH · Snias AS350BASDR AMWA71073Indicator · failedUPON TAXI OFF ROLL, CREW OBSERVED LEFT PROP RPM INDICATOR STUCK AT 1300 RPM. ABORTED TAKEOFF AND RETURNED TO GATE WITH NO FURTHER INCIDENT. MAINTENANCE REMOVED AND REPLACED PROP TACH INDICATOR.May 29, 2005 · N133YV · Beech 1900DSDR I5HA0524003Line · looseWHILE ENROUTE, MAINTENANCE, THE PILOT OBSERVED A LOSS OF TORQUE PRESSURE ON THE LT ENGINE WITH NO SECONDARY INDICATIONS. AS A PRECAUTION, THE PILOT ELECTED TO SHUT-DOWN THE ENGINE AND MADE AN UNEVENTFUL LANDING. DURING INSPECTION OF ENGINE, LOOSE TORQUE TRANMay 28, 2005 · N156PA · Cvac 240*SDR KBM2005F00100Indicator · fluctuatesNG GAUGE, FLUCTUATES IN FLIGHT, REMOVED AND REPLACED. (K)May 17, 2005 · N230SH · Snias AS350BASDR KBM2005F00085Tach Generator · inoperativeTACH GENERATOR, INOPERATIVE 95 PERCENT OF THE TIME, DOES NOT PROVIDE SIGNAL TO INDICATE GAUGES. REMOVED AND REPLACED. (K)Apr 5, 2005 · N667JM · Bell 206BSDR KBM2005F00079Indicator · erraticN.G., GAUGE NEEDLE AND DIGITS ARE ERRATIC INTERMITTENTLY. REMOVED AND REPLACED. (K)Mar 31, 2005 · N351WM · Snias AS350B2SDR C8GA20050009Line · brokenFLT 712 FROM DEN TO SAN. ON TAKEOFF ROLL, NR 2 EPR WOULD NOT INCREASE ABOVE 1.8. ABORTED TAKEOFF WITHOUT FURTHER INCIDENT. TAXIED AIRCRAFT TO ENGINE RUN-UP AREA. CONFIRMED NR 2 EPR WOULD NOT INCREASE ABOVE 1.84. ALL OTHER ENGINE PARAMETERS GOOD. PLACED NMar 29, 2005 · N713AA · Boeing 727200SDR 249TR0105Indicator · malfunctionedRIGHT ENGINE N1 GAUGE WENT TO 80 PERCENT AND STOPPED. ABORTED TAKEOFF PRIOR TO 60 KNOTS. MINIMUM BREAKING APPLIED. REPLACED N1 TACH AND OPS CHECKED PER MM 77-12-0 AND 31-00-11.Mar 24, 2005 · N249TR · Boeing 7372K5SDR CA050322001Shaft · separated(CAN) TACHOMETER CABLE DRIVE SEPARATED FROM OUTER SHAFT HOUSING, AND TURNING BELOW TRUE ENGINE RPM WHICH IN TURN GAVE FALSE INDICATION.Mar 21, 2005 · Mooney M20CSDR 05FDEA00604Sensor · malfunctionedCLIMB-OUT PASSING 3000 FT ENG 1 EXCEEDANCE N1 168.6. PULL THROTTLE NR 1 BACK. ALSO ATS OFF. ALL OTHER INST NORM, NO VIB. REENGAGED ATS AS SOON AS NR 1 WAS CLIMB POWER IMMEDIATELY JUMPED TO RED EXCEED OF 168.6 AND DISCONNECTED ATS. NR 1 THROTTLE BACK TO IDMar 18, 2005 · N68050 · Doug MD1010FSDR RAIA00502028Connector · dirtyLT ENGINE QUIT AFTER START-UP. MAINTENANCE CLEANED RPM SENSOR CONNECTOR AND OPS CHECKED GOOD.Feb 19, 2005 · N568HK · Jetair JETSTM4101SDR 2005F00038Drive Shaft · strippedLT ENGINE FAILED TO START NORMALLY. IN MANUAL MODE START WAS SUCCESSFUL. SUBSEQUENT START, GENERATOR WAS INOPERATIVE. EXTENSIVE TROUBLESHOOTING FINALLY DETERMINED THAT THE STARTER-GENERATOR HAD SIEZED, STRIPPING PLASTIC DRIVE ADAPTER IN ENGINE. DRIVE ADAPTFeb 14, 2005 · N88FA · Beech B100SDR HALA0500119Probe · shearedON DEPARTURE AT 4500 FT, RT ENGINE BEGAN OSCILLATING- AUTO IGNITION ON ENGINE OUT PAGE CAME UP. REDUCED POWER/ RETURED TO DEPARTURE. NO LIMITS EXCEEDED. TROUBLESHOT IAW FIM, TASK 803. REPLACED NR 2 ENGINE NR 2 SPEED PROBE SHEARED IAW MM. OPS AND LEAK CHECDec 27, 2004 · N481HA · Boeing 717200SDR CA041209015Warning System · inoperative(CAN) DURING PILOT DAILY INSPECTION, THE LOW RPM WARNING UNIT WAS INOP. TECHNICIAN CONFIRMED THAT SYSTEM WAS DEFECTIVE AFTER TROUBLESHOOTING AND PART HAS BEEN REPLACED AND FOUND SERVICEABLE.Dec 6, 2004 · Robsin R44SDR CA041215004Tachometer · leaking(CAN) TACHOMETER WAS FULL OF OIL. TACH SHAFT SEAL LW14260 AND TACHOMETER REPLACED. TACHOMETER P/N D1-112-5025S/N 17488Nov 16, 2004 · Cessna 172NSDR CA041029006Tach Generator · unserviceableOUT OF THE FOUR MOUNTING PAD EARS, ONE EAR WAS FOUND COMPLETELY BROKEN OFF.Oct 29, 2004 · Bell 206BSDR DAT2004F00005Indicator · failedRETURNED AFTER TAKEOFF DUE TO LOW PROP RPM ON LT ENGINE. MECHANIC DETERMINED A BAD PROP GAUGE. REMOVED AND REPLACED WITH SERVICEABLE UNIT. OPS CHECK GOOD.Oct 20, 2004 · N167RC · Stbros SD330SDR RAIA00410003Dau · malfunctionedSTL - LEFT ENGINE LOW N1. MAINTENANCE REMOVED AND REPLACED NR 1 DAU.Oct 8, 2004 · N812HK · Emb EMB145LRSDR 04FDEA02882Indicator · malfunctionedWITH POWER SET ON TAKEOFF NR 2 ENGINE N2 ANALOG INDICATION SHOWED APPROXIMATELY 20 LESS THAN THE DIGITAL INDICATION. ABORTED TAKEOFF AND RETURNED TO RAMP. REMOVED AND REPLACED NR 2 ENG N2 GAUGE PER AIRBUS M/M 77-12-21-4, OPS CHECKED PER ENG RUN PER JRH. NOOct 6, 2004 · N680FE · Airbus A300F4605RSDR 2004F00414Sensor · failedABORTED TAKEOFF DUE TO A RIGHT FADEC CAUTION MESSAGE FOLLOWED BY A RIGHT ENGINE FLAMEOUT. MAINTENANCE TROUBLESHOT AND REMOVED AND REPLACED THE RIGHT ENGINE N2 SPEED SENSOR AND OPERATIONAL CHECKED GOOD AND THE AIRCRAFT WAS RETURNED TO SERVICE. (M)Sep 29, 2004 · N905J · Cndair CL6002D24SDR 04FDEA02816Tachometer · malfunctionedON TAKEOFF SETTING OF STANDARD POWER, ENG 2 N1 GAUGE STOPPED AT APPROX 80 PERCENT (ANALOG/DIGITAL). RTO AT APPROX 100 KTS, NO ADVERSE YAW NOTED. ALL OTHER ENG 2 GAUGES APPEARED NORMAL AND CLOSE TO ENG 1 READINGS, ENT BY: 446285 RPT BY: 075405 FACT. REMOVEDSep 25, 2004 · N654FE · Airbus A300B4605RSDR CA040920004Indicator · inoperative(CAN) DURING TAKE OFF THE LH RPM INDICATION WENT TO ZERO. THE RPM INDICATOR WAS JUST INSTALLED AND HAD TESTED SERVICIBLE DURING THE GROUND RUNS.Sep 16, 2004 · Swrngn SA227*SDR COMA0460527Sensor · intermittentLT ENGINE N1 FLUCTUATING BETWEEN 80 AND 86 PERCENT. COULD NOT DUPLICATE. CLEANED T2 SENSOR WIRING CONNECTOR. OPERATIONAL CHECK NORMAL.Sep 1, 2004 · N819CA · Cndair CL6002B19SDR 2004F00277Sensor · erraticDURING CLIMB, RT ENGINE NP INDICATOR DROPPED FROM 86 PERCENT OT 65 PERCENT. CREW DECLARED EMERGENCY. REPLACED RIGHT ENGINE NP SENSOR. (M)Aug 1, 2004 · N141AE · Aerosp ATR42300SDR 04FDEA02364Sensor · failed429 77-15 0006235 30JUL04 IAH CLOSE R THREE TIMES DURING CLIMB NR2 ENG, SURGED A/C YAWED TO LT N1 CLIMB LIMIT EXCEEDED (ECAM) CL N' 100 PERCENT SURGE TO 115 PERCENT A/THR TRIPPED OFF LEVEL AT FL 290 CRUISE. ENG. N1 SURGE CR N1 91 PERCENT SURGED TO 1Jul 30, 2004 · N429FE · Airbus A310SDR CA040804008Tach Generator · failedTACH BOX INTERNAL MALFUNCTION. REPLACED TACH BOX. CAUSE PROBLEM: DUE TO BLEED VALVE UNSERVICEABLE SHORTED THE TACH BOX.Jul 17, 2004 · Snias AS350BASDR RAIA00406003Warning System · activatedRT ENGINE INDICATED HIGH N2 SPEED. MAINTENANCE OPS CHECKED OK WITH NO DEFECTS NOTED.Jun 3, 2004 · N819HK · Emb EMB145LRSDR A6WA200440117Indicator · malfunctionedDURING CRUISE, NR 2 ENGINE N2 OVERSPEED BEYOND 100 PERCENT INDICATION ERRATIC AND UNCONTOLLABLE EVEN WHEN SELECTED TO FIGHT IDLE. COMPLIED WITH QRH ENGINE SHUTDOWN. TAT 41 DEGREES CELCIUS. ALL OTHER ENGINE INDICATIONS NORMAL. REMOVED AND REPLACED ALTERNATOMay 29, 2004 · N403AW · Cndair CL6002B19SDR BAQA094843Indicator · failedNR 2 ENG N1 IND LED DIGITAL DISPLAY DIM/BRITE BULB BURNED OUT. REPLACED WITH SERVICABLE UNIT. 06/04/2004May 28, 2004 · N911TG · Bolkms BK117C1SDR BAQA094478Indicator · burned outLED DISPLAY LIGHTING BURNED OUT. REPLACED WITH SERVICABLE UNIT.May 11, 2004 · N117KY · Bolkms BK117C1SDR CA040518006Needle · stuck(CAN) PILOT REPORTED THAT LT TACH NEEDLE WAS STUCK AT 2400 RPM. INDICATOR REPLACED AND TESTED SERVICEABLE WITH NEW GAUGE. INTERNAL PROBLEM WITH GAUGE, SENT TO REPAIR FACILITY.May 6, 2004 · Cessna T303SDR KBM2004F00173Indicator · fluctuatesNG GAUGE FLUCTUATES BY I 0.5. REMOVED AND REPLACED.May 4, 2004 · N751H · Snias AS350B2SDR BAQA094310Indicator · inoperativeGAUGE BACKLIGHTING INOPERATIVE. REPLACED WITH SERVICABLE UNIT. 05/05/2004May 3, 2004 · N117NC · Bolkms BK117C1SDR GLBA20030594Indicator · frozenRT N1 INDICATOR SPIKED & FROZE AT 98 PERCENT, PREFORMED OPS CK FOUND NO DEFECTS SWAPPED GAUGES PN 130-380044-5 CNDMar 21, 2004 · N154GL · Beech 1900DSDR BAQA093339Indicator · inoperativeBOTH N2 NEEDLES INOPERATIVE ON TRIPLE RPM INDICATOR. REPLACED WITH SERVICABLE UNIT. 03/12/2004Mar 10, 2004 · N135WJ · Urocop EC135P2SDR BAQA093742Indicator · inoperativeDIGITS UNREADABLE AT NIGHT. REPLACED WITH SERVICABLE ASSET UNIT. 03/12/2004Feb 29, 2004 · N117KY · Bolkms BK117C1SDR BAQA093669Case · wornCASE IS WORN AND BENT. AEC SCRAP SHEET AND MMIR BEING FAXED. REPLACED WITH SERVICABLE UNIT. 03/08/2004Feb 24, 2004 · N5405G · Bolkms BK117B1SDR BAQA093305Pickup · inoperativeNRO WILL NOT READ ON GAGE, NO SIGNAL. REPLACED WITH SERVICABLE UNIT. 03/01/2004Feb 23, 2004 · N603ME · Urocop EC135P2SDR DHL2004783002Indicator · malfunctionedDURING NR 3 ENGINE START, ENGINE ROLLED BACK AND SHUT ITSELF DOWN. N2 WAS AT 51 PERCENT AT THE TIME, 2ND START WAS NORMAL. INSPECTED INTAKE AND EXHAUST; NO OBVIOUS DEFECTS. SERV FUEL CONTROL BURNER PRESS BELLOWS PER P&W JT8D M/M 73-21-01. DURING ENGINE STAFeb 18, 2004 · N783DH · Boeing 727227SDR BAQA092802Tach Generator · failedTACH GENERATOR SCRAPPED, VELOCITY GENERATOR WAS SCRAPPED ON SITE IAW AEC, UNIT WAS REMOVED FOR NO NR INDICATION. REPLACED WITH UNIT FROM ASSET, ORDER TO REPLACE STOCK.Feb 17, 2004 · N915ME · Aerosp AS365N2SDR BAQA092803Indicator · fluctuatesTRIPLE TACH NR 2 ENG N2 GOES LOW. REPLACED WITH SERVICEABLE ASSET UNIT. 02/20/2004Feb 12, 2004 · N945ME · Bolkms BK117B1SDR KBM2004F00058Pickup · inoperativeNR NEEDLE WENT TO ZERO IN FLIGHT. REMOVED AND REPLACED.Feb 4, 2004 · N313LV · Snias AS350B2SDR CA040205006Display · failed(CAN) DURING CRUISE FLIGHT, THE UPPER PORTION OF THE ENGINE INDICATION SCREEN FAILED TQ, NG, & ITT. THE ALTERNATE SCREEN WAS SELECTED AND PERFORMED PROPERLY. THE EIS COMPUTER WAS REPLACED WITH A SERVICEABLE UNIT AND FUNCTION TREATED SERVICEABLE. IT WAS NOTED Feb 3, 2004 · Pilats PC1245SDR BAQA093656Pickup · inoperativeNO GAGE INDICATION. REPLACED WITH SERVICABLE ASSET UNIT. 03/10/2004Feb 1, 2004 · N135ME · Urocop EC135P1SDR BAQA092537Indicator · failedROTOR NEEDLE PEGS HIGH WHEN ELECTRICITY IS APPLIED. INSTALLED 10/23/2003, FAILED 01/28/2004. TSI-102.5. PLEASE SEE RO 9-090007-53 FOR MORE DETAILED HISTORY. REPLACED WITH SERVICABLE UNIT FROM OUR ASSET STOCK.Jan 28, 2004 · N117US · Bolkms BK117B1SDR DHL2004781001Tach Generator · inoperativeAT TAKEOFF, THRUST WITH ENGINE ANTI-ICE ON NR 3 EPR AT 2.18, NR 3 N1 INDICATED 80 PERCENT WITH TARGET N1 96 PERCENT. AIRCRAFT WEIGHT 151.5, IAS AT RTO - 85KTS, OAT - -1C, PRESSURE ALTITUDE 680 FT, BAROMETER 29.61, AND BRAKE ENERGY ZONE - NORMAL. INSPECTED EJan 27, 2004 · N781DH · Boeing 727227
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