JASC 7931
Service difficulty reports · 1,875
Reports filed under 7931 · Engine Oil Pressure, 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 = '7931' 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 = '7931' 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 MALA976548Transducer · failedAFTER DEPARTING GPZ RECEIVED RIGHT PROP OIL PRESSURE WARNING, VERIFIED GAUGE INDICATING LOW PRESSURE, FLUX BETWEEN 5-30 PSI. AIRCRAFT RETURNED TO GPZ. MAINTENANCE REPLACED RT PGB OIL PRESSURE TRANSDUCER. OPS & LEAKS CHECKS GOOD.SDR CA990907056Indicator · inaccurate(CAN) IN CRUISE FLIGHT AT 6,000 FEET, THE CREW NOTICED THE NR 1 ENGINE OIL PRESSURE WAS BELOW 55 P.S.I. THE CREW CONTINUED TO MONITOR THE NR 1 OIL PRESSURE, WHICH DECREASED TO 40 P.S.I. AT WHICH TIME THE CREW ELECTED TO SHUT DOWN THE NR 1 ENGINE. AT MAINTENSDR 2000ZZZX795Transducer · intermittentTRANSDUCER UNIT OPERATES INTERMITTENTLY. REPLACED WITH NEW UNIT, CORRECTED PROBLEM.SDR HEEA063389Indicator · deterioratedCASE SEAL DETERIORATED.SDR AT9900575Fitting · damagedAT ALTITUDE NR 1 ENGINE OIL QUANTITY WENT TO ZERO AND OIL PRESSURE DROPPED INTO THE AMBER BAND. SHUT DOWN THE ENGINE AND RETURNED. OIL PRESSURE REMAINED AT 35 PSI FOR 40 MIN WINDMILL. INSPECTED, FOUND FITTING UNSECURED. THREAD DAMAGED. REPAIRED GEARBOX, ISDR ABXA9900642Connector · unsecuredNR 2 ENGINE SHUT DOWN IN FLIGHT DUE TO ILLUMINATION OF OIL PRESSURE LIGHT, OIL TEMPERATURE ERRATIC, THEN OFF SCALE HIGH AND NR 2 GENERATOR FAIL LIGHT ILLUMINATION. AFTER ENGINE SECURED, OIL PRESSURE REMAINED AT 20 PSI. FOUND CANNON PLUG AT NR 2 ENGINE PYLON SDR HEEA063298Indicator · failedINDICATOR'S TEMPERATURE NEEDLE WILL NOT MOVE.SDR HEEA063288Indicator · failedTHE PRESSURE SIDE DOES NOT INDICATE AT ALL. THE RANGE MARKINGS ARE NOT CORRECT FOR THE TEMPERATURE OR THE PRESSURE SIDE OF THIS INDICATOR.SDR HEEA063287Indicator · failedENGINE OIL TEMPERATURE SIDE DROPS TO ZERO AND COMES BACK UP. ALSO, THE PRESSURE SIDE IS INDICATING LOW BY 10 PSI.SDR HEEA063207Indicator · malfunctionedENGINE OIL AND TEMPERATURE INDICATIONS HAD NO LIGHT.SDR EISA99151Oil Line · chafedNR 2 ENGINE LOW OIL PRESSURE, LIGHT CAME ON. OIL QTY INDICATION DROPPING. SHUT DOWN ENGINE IN FLIGHT. RIGHT ENGINE OIL PRESSURE TRANSMITTER LINE CHAFFED. INSTALLED UNION. RAN ENGINE LEAK CHECKS GOOD. NO DEFECTS NOTED. (M)SDR SWIA971545Switch · failedON CLIMB-OUT OF SLC, HAD AURAL WARNING AND MAP INDICATION OIL PRESS 20. RETURNED TO SLC. OIL PRESSURE GAUGE REMAINED IN GREEN AT ALL TIMES. ADDED 2 QUARTS OIL TO THE RIGHT ENGINE AND REPLACED LOW OIL PRESSURE SWITCH. GROUND RAN AIRCRAFT FOR 15 MINUTES. OPSDR AU990724Connector · contaminated(AUS) LEFT ENGINE OIL PRESSURE SENDER UNIT CONNECTOR CONTAMINATED WITH OIL.SDR 99ZZZX2940Connector · looseNEW C-172S ON CROSS-COUNTRY FLIGHT, OIL PRESSURE STARTED FLUCTUATING. OIL TEMP NORMAL AND NO LOW OIL PRESSURE LIGHT ILLUMINATION. OIL PRESSURE GAUGE STARTED FLUCTUATING OFF SCALE LOW. PRECAUTIONARY LANDING MADE. MAINTENANCE FOUND OIL PRESSURE GAUGE CONNECTSDR 99ZZZX3160Indicator · malfunctionedNOTED UPON INSTALLATION AND ENGINE LEAK/FUNCTIONAL TESTS, THAT OIL PRESSURE/TEMPERATURE INDICATOR WAS INDICATING 'LOW' PRESSURE (SYSTEM WAS BLED PRIOR TO TESTS). INSTALLED "CALIBRATED' DIRECT READING PRESSURE GAUGE FOR CONFIRMATION. ENGINE RUN-UP AND TEST COSDR CA990804028Transmitter · failed(CAN) WHILE IN CLIMB, NR 1 OIL PRESSURE READ APPROXIMATELY 52 PSI AND DROPPED SLOWLY TO 45-48 PSI. OIL PRESSURE STABLIZED AT 54 PSI WITH POWER LEVER AT FLIGHT IDLE AND CONDITION LEVER IN FEATHER.SDR HEEA062748Transmitter · malfunctionedOIL PRESSURE GAUGE STAYS PEGGED OUT. REFERENCE: RMA NR R020186.SDR 99UAL900359Gearbox Elbow · brokenLANDED SFO UNDER AMBER ALERT DUE TO AN OIL LOSS INDICATION FOR THE NR 2 ENGINE. AFTER INSPECTION, FOUND THE OIL PRESSURE ELBOW FITTING CRACKED TO THE TRANSFER GEARBOX PRESSURE TRANSMITTER. AFTER REPLACING THE GEARBOX ELBOW, ACCOMPLISHED LEAK CHECK RUN AND RESDR 99FDEA00227Transmitter · failedLOSS OF NR 2 OIL PRESSURE IN FLT TO BELOW 20 PSI WITH NR 2 OIL PRESSURE LIGHT. REMOVED AND REPLACED NR 2 ENGINE OIL PRESSURE TRANSMITTER PER MM 79-32-001-4.SDR CA990728038Transmitter · malfunctioned(CAN) CREW REPORTED ROUGH RUNNING ENGINE AND THE NR 2 ENGINE OIL PRESSURE WAS DROPPING. OIL PRESSURE HELD AT 50 PSI, THEREFORE, THE ENGINE WAS NOT SHUT DOWN. INSPECTION VERIFIED PASSENGER TRANSMITTER TO BE FAULTY.SDR UPS99229664Valve · malfunctionedINSPECTION TYPE:N/A ON TAKEOFF ABOVE 80 KTS T6 NR 1 ENGINE OIL PRESSURE WENT ABOVE THE RED LINE TO 65 PSI. WHEN THRUST WAS REDUCED TO CLIMB POWER, T6 OIL PRESS REMAINED ABOVE THE RED LINE UNTIL POWER WAS REDUCED BELOW 1.5 EPR. OIL PRESS REMAINED BELOW THE THSDR ABXA9900380Valve · malfunctionedNR 4 ENGINE WAS SHUT DOWN DUE TO OIL QUANTITY GOING TO 0 AND OIL PRESS FLUCTUATING. AT SHUTDOWN OIL PRESS WAS 15 PSI, THEN WENT TO 0. CLEANED AND INSPECTED NR 4 ENGINE OIL FILTER AND OIL SCAVENGE FILTER. NO METAL CONTAMINATION FOUND. REPLACED NR 4 ENGINE OSDR COMA9910075Check Valve · failedSMOKE FLOWED HEAVILY FROM COCKPIT GASPERS DURING DESCENT THRU 14,000 FT. TORQUE REDUCED TO 20 PERCENT. REMOVED AND REPLACED LEFT ENGINE OIL PRESSURE CHECK VALVE. GROUND RAN A/C, NO SMOKE OR SMELL NOTED.SDR AU990442Transducer · malfunctioned(AUS) NR 3 ENGINE OIL PRESSURE TRANSDUCER FAULTY.SDR 99ZZZX2208Transmitter · malfunctionedPILOT OBSERVED LOW FUEL PRESSURE. SENDING UNIT LAST 10 MINUTES TO 1 YEAR. INSTALLED DK040 ON AIRCRAFT, PERFORMED GROUND RUN, OPERATIONAL CHECK, AND LEAK CHECK. RAN AIRCRAFT 15 MINUTES. PILOT REDUCED ENGINE RPM TO FLIGHT IDLE. INSTRUMENT PEGGED HIGH SIDE. SDR 99ZZZX2158Transmitter · malfunctionedPILOT OBSERVED LOW FUEL PRESSURE. SENDING UNIT LAST 10 MINUTES TO 1 YEAR. INSTALLED DK040 ON AIRCRAFT, PERFORMED GROUND RUN, OPERATIONAL CHECK, AND LEAK CHECK. RAN AIRCRAFT 15 MINUTES. PILOT REDUCED ENGINE RPM TO FLIGHT IDLE. INSTRUMENT PEGGED HIGH SIDE. SDR 99ZZZX2890Switch · failedWARNING LIGHT WOULD NOT GO OUT. REF: MCN 52. REMOVED AND REPLACED.SDR CA990521016Pressure Switch · malfunctioned(CAN) NR 1 ENGINE OIL FILTER BYPASS LIGHT CAME ON IN CRUISE. THROTTLE BACK, LIGHT REMAINED ON. ALL ENGINE PARAMETERS WERE NORMAL. THE NR 1 ENGINE WAS SHUTDOWN AND THE AIRCRAFT DIVERTED. MEL 79-02 WAS COMPLIED WITH. THE OIL FILTER WAS INSPECTED AND FOUND CLESDR ABXA9900303Switch · defectiveDURING DESCENT INTO ONT, WITH POWER REDUCED TO IDLE, NR 1 ENG LOW OIL PRESS LIGHT ILLUMINATED. OIL PRESS IND 42 PSI. SHUT NR 1 ENGINE DOWN, OIL PRESS WAS 7 PSI DURING DESCENT AND APPROACH FOR 8 MINUTES. INSPECTED MAIN OIL FILTER, NO CONTAMINATION FOUND. CHSDR 99ZZZX2900Indicator · failedOIL PRESSURE DROPPED TO ZERO. REF: MCN 39. REMOVED AND REPLACED.SDR AU990416036Transmitter · erratic(AU) VERY ERRATIC OIL PRESSURE FLUCTUATIONS. OIL PRESSURE TRANSMITTER REPLACED.SDR 99ZZZX1728Transducer · failedNR 1 ENGINE OIL PRESSURE FLUCTUATES HIGH. TROUBLESHOT TO OIL PRESSURE TRANSMITTER. REPLACED TRANSMITTER, PN 101-389023-5, SN 6013-6-42 OFF, SN 5624-5-29 ON. OPERATIONS CHECKED OK.SDR 99ZZZX3870Transducer · inoperativeTRANSDUCER INOPERATIVE. NO OIL PRESSURE INDICATION. REPLACED WITH NEW UNIT, CORRECTED PROBLEM.SDR 99ZZZX3778Transducer · erraticTRANSDUCER ERRATIC. REPLACED WITH NEW UNIT, CORRECTED PROBLEM.SDR ABXA9900228Switch · defectiveNR 1 ENGINE OIL PRESSURE LIGHT ILLUMINATED DURING CRUISE. OIL PRESSURE GAUGE READ 50 PSI. REDUCED POWER, NO HELP. SECURED ENGINE IAW DC8, OPS MANUAL. REPLACED NR 1 ENGINE OIL LOW PRESSURE SWITCH AND MAIN ENGINE OIL FILTER. LEAK AND OPS CHECKED GOOD.SDR HEEA061146Indicator · inoperativeNO ENGINE OIL TEMPERATURE INDICATIONS.SDR HEEA061145Indicator · inoperativeNO ENGINE OIL TEMPERATURE INDICATIONS.SDR ORJA99103Line · damagedSJC - ON ARRIVAL INTO SJC, LOST OIL QUANTITY AND PRESSURE IN LEFT ENGINE. FLIGHT CREW FOLLOWED THEIR PROCEDURES IN THE QRH AND SHUT DOWN THE NR 1 ENGINE. EMERGENCY WAS DECLARED WITH ATC. FOUND DAMAGED OIL LINE. REMOVED AND REPLACED OIL PRESSURE SCAVAGE LINSDR RAIA990318Transducer · failedFLT 7649 - JFK - LEFT ENGINE OIL PRESSUR GAUGE FLUCTUATES. MAINTENANCE REPLACED LEFT ENGINE OIL PRESS TRANSDUCER. (M)SDR 99UAL900135Shaft Coupling · shearedDIVERTED TO DEN UNDER AMBER ALERT DUE TO LOSS OF OIL PRESSURE ON THE NR 2 ENGINE. *S/D* FOUND OIL LUBE SCAVENGE UNIT WITH A SHEARED SHAFT. ENGINE WAS REPLACED. UPON DISASSEMBLY OF OIL LUBE SCAVENGE FOUND 8/40 BOLT INSIDE THE NR 5 SCAVENGE PUMP. UPON ENGINE SDR HEEA060858Indicator · reads lowTEMPERATURE INDICATOR STICKS AT 90 AND INDICATES LOW.SDR HEEA060857Indicator · fluctuatesOIL TEMPERATURE INDICATOR FLUCTUATES.SDR HEEA060842Indicator · reads highENGINE OIL AND TEMPERATURE INDICATORS INDICATES HIGH, FLUCTUATES AT LOW END.SDR HEEA060841Indicator · reads lowENGINE OIL TEMPERATURE READS 15 DEGREES LOW AT STATIC, WILL NOT GO ABOVE 30 DEGREES WITH ENGINE RUNNING.SDR HEEA060840Indicator · reads highENGINE OIL AND TEMPERATURE PRESSURE INDICATIONS READ HIGH, OUT OF TOLERANCE.SDR HEEA060839Indicator · leaksLEAKS INTERMITTENTLY.SDR 99ZZZM196Switch · failedPIT - FLT 8027 - ON DESCENT INTO PIT FROM YYZ, CAPT REPORTED THAT THE NR 1 ENGNIE OIL FILTER BYPASS LIGHT ILLUMINATED. CAPT SHUT DOWN THE NR 1 ENGINE AND DECLARED AN EMERGENCY INTO PIT. FLIGHT LANDED WITHOUT INCIDENT AND TAXIED TO THE GATE. TOTAL SINGLE ENGISDR RAIA990201Transducer · failedFLT 7443 - STL - LEFT ENGINE OIL PRESSURE FLUCTUATES. MAINTENANCE REPLACED LEFT OIL PRESS TRANSDUCER. (M)SDR AWXA9900032Transmitter · failedOIL QTY CHECKED BEFORE ENGINE START NR 2 ENGINE HAD JUST OVER 3 GALLONS. T/O ROLL ENGINE INSTRUMENTS NORMAL, JUST AFTER ROTATION NOTICED OIL PRESSURE IN RED AND ENGINE OIL TEMP CLIMBING THROUGH 170 DEGREES C. SHUT ENGINE DOWN AND RETURNED TO SMF. REMOVED ANSDR HEEA060064Transmitter · reads highENGINE OIL PRESSURE INDICATES HIGH.
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