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 USAAD96129Switch · leakingFLT 2371 - CLT-BHM - NR 2 ENGINE OIL QUANTITY STARTED DROPPING IN FLIGHT. RETURNED TO CLT. NO ENGINE SHUTDOWN. FOUND NR 2 OIL PRESSURE SWITCH LEAKING. REPLACED SWITCH. (M)SDR CA960924021Transmitter · intermittent(CAN) DURING FLIGHT THE ENGINE OIL PRESSURE INDICATION DROPPED TO 20 PSI, THERE WAS NO PROPELLER RPM CHANGE AND NO LOW OIL PRESSURE WARNING LIGHT. A PRECAUTIONARY SHUTDOWN WAS CARRIED OUT AND THE AIRCRAFT RETURNED TO BASE. THE OIL PRESSURE WAS CONFRIMED WITH ASDR C2XA96BT008Oil Press Line · loose unionROC/EWR - FLT 3625 - AFTER TAKEOFF IN CRUISE, CREW NOTED NR 1 ENGINE OIL PRESSURE LOW AND LOOSING PRESSURE. SHUT DOWN ENGINE AND RETURNED TO ROC UNEVENTFULLY. UPON INSPECTION OF THE ENGINE IN ROC, FOUND B-NUT LOOSE. RESECURED B-NUT AND SERVICED ENGINE WITH SDR 96ZZZX4867Sender · failedAIRCREWS REPORT ENGINE OIL PRESSURE TOO LOW OR TOO HIGH DURING GROUND AND FLIGHT OPERATIONS. ERRONEOUS OIL PRESSURE GAUGE NEEDLE INDICATIONS HAVE CAUSED EMERGENCY LANDINGS. THE OIL PRESSURE SENDER/TRANSDUCER IS MANUFACTURED BY VDO IN GERMANY AND DISTRIBUTEDSDR RAIA960826Oil Press Temp · failedFAT - FLT 4752 - LEFT OIL TEMP STARTED INCREASING, AND OIL PRESSURE STARTED TO DROP. MAINTENANCE REPLACED THE LEFT OIL TEMP/PRESSURE INDICATOR. (M)SDR NSVA96002Connector · broken wireLEFT ENGINE OIL PRESSURE DROPPED TO ZERO PSI SHORTLY AFTER TAKEOFF. LOW OIL PRESSURE ANNUNCIATOR REMAINED EXTINGUISHED. AIRCRAFT LANDED AND RETURNED TO GATE. INSPECTION REVEALED A BROKEN WIRE AT THE TRANSMITTER CANNON PLUG. AIRCRAFT WAS FERRIED TO HYANNIS MSDR COEA9685002Oil Press Ind · fluctuationDEPARTING PHX ON CLIMB-OUT, PILOT NOTICED THE OIL PRESSURE FLUCTUATING FROM A LOW OF 80 PSI TO A HIGH OF 10 PSI (RED LINE). PILOT LEVELED OFF AND ELECTED TO RETURN TO PHX. MAINTENANCE IS CURRENTLY TROUBLESHOOTING THE PROBLEM. MAINTENANCE COULD NOT DUPLICATESDR CA960826081Sensor · faulty(CAN) PRESSURE SENSOR FAILED OPEN AND CAUSED FULL HIGH DEFLECTION OF OIL PRESSURE INDICATION.SDR HEEA967679Indicator · reads lowGEAR BOX TEMP/ PRESS INDICATES LOW PRESSURE.SDR RAIA960813Transducer · stuckSTL - FLT 7364 - RIGHT ENGINE OIL PRESSURE INDICATION PEGGED OUT. MAINTENANCE REPLACED THE RIGHT OIL PRESSURE TRANSDUCER. (M)SDR 96ZZZM1268Oil Press Sw · malfunctionedYIP - UNSCHEDULED LANDING MADE, OIL QTY WENT TO ZERO AND LOW OIL PRESSURE LIGHT FLICKERED. THE OIL PRESSURE REMAINED NORMAL ACCORDING TO THE PRESSURE INDICATOR. REPLACED THE OIL QTY TRANSMITTER AND REPLACED THE OIL PRESSURE SWITCH. ENGINE OPERATED AND CHECKSDR MVH0064103Transmitter · erraticTRANSMITTER INDICATION ERRATIC. REMOVED.SDR 9616302716Connector · dirtyDURING TAKEOFF, THE NR 3 ENGINE OIL PRESSURE WAS 20 PSI. CREW ABORTED TAKEOFF. MAINTENANCE CLEANED CONNECTOR ON THE NR 3 ENGINE OIL PRESSURE INDICATOR. OPERATIONAL CHECK OK.SDR EIAA9626Oil Press Trans · brokenHNL - AT FLT LEVEL 310, NR 2 OIL QTY WENT FROM 7/8 TO 1/8, OIL PRESSURE BEGAN TO FLUCTUATE PLUS OR MINUS 3 PSI AND OIL PRESS LIGHT FLICKERED. OIL PRESSURE WENT TO 35 PSI. ACCOMPLISHED ABNORMAL PROCEDURE AND SHUT ENGINE DOWN AT 940Z. OIL PRESSURE DURING WINDSDR 9616011157Oil Press Transm · failedDURING TAKEOFF, THE NR 3 ENGINE OIL PRESSURE DROPPED TO 20 PSI. THE TAKEOFF WAS ABORTED AND AIRCRAFT RETURNED TO THE GATE WITHOUT FURTHER INCIDENT. MAINTENANCE REPLACED THE NR 3 ENGINE OIL PRESSURE TRANSMITTER AND OIL PRESSURE INDICATOR. PERFORMED LEAK AND SDR 96ZZZX4771Indication · malfunctionNINE MINUTES INTO THE FLIGHT, NR 1 ENGINE OIL PRESSURE READ ZERO (PRESSURE WAS NORMAL PRIOR TO TAKEOFF). NO CAPTION LIGHTS ILLUMINATED AND TEMPERATURE WAS WIT HIN NORMAL OPERATING RANGE. RETURNED TO SUPERIOR AND LANDED. DURING COOL DOWN, OIL PRESSURE SLOWLYSDR VTZA96264Transducer · failureFLT NR 6324 - IAD-RDU - DURING TAXI, RETURNED TO GATE DUE TO LOW OIL PRESSURE CAP LIGHT. MAINTENANCE REMOVED AND REPLACED OIL PRESSURE TRANSDUCER, OPS CHECK OK. AIRCRAFT WAS RELEASED AND APPROVED FOR RETURN TO SERVICE. (M)SDR RAIA960718Connector · looseLAX - FLT 4761 - LEFT ENGINE OIL PRESSURE ERRATIC. MAINTENANCE REPAIRED THE LEFT OIL PRESSURE TRANSDUCER CANNON PLUG. (X)SDR 9615699944Oil Pres Reg Vlv · malfunctionedDURING DESCENT, THE LEFT ENGINE OIL PRESSURE DECREASED TO 20 PSI AND LOW OIL PRESSURE LIGHT ILLUMINATED. FOLLOWED COCKPIT OPERATING MANUAL PROCEDURES AND PERFORMED A PRECAUTIONARY SHUTDOWN OF LEFT ENGINE. AIRCRAFT CONTINUED TO ORIGINAL DESTINATION AND LANDEDSDR RRXA96041Oil Press Xmitt · failedOBBI - DF8 - PRECAUTIONARY SHUTDOWN OF NR 4 ENGINE DUE TO LOW OIL PRESS READING BELOW 36 PSI (QTY AND TEMP OK). REMOVED AND REPLACED NR 4 ENGINE OIL PRESS X-MITTER PER MM CHAPTER 79. PERFORMED NR 4 ENGINE RUN PER EWWA ENGINE RUNUP MANUAL, NR 4 ENGINE OIL PRESDR S2YA960018Transducer · inopON TAKEOFF ROLL AT MKE, THE FLIGHT NR 1062 REPORTED LEFT ENGINE OIL PRESSURE PEGGED OUT AT 200 PSI. ABORTED TAKEOFF AND RETURNED TO THE GATE. MAINTENANCE REPLACED THE LEFT OIL PRESSURE TRANSDUCER, OPERATIONAL AND LEAKED CHECK GOOD. (M)SDR 96FDEA01244Circuit Breaker · trippedON TAKEOFF, RECEIVED ECAM WARNING FOR ADC NR 2 FAULT PITCH TRIM NR 2 TRIPPED YAW DAMP NR 2 TRIPPED, THEN GOT LOW IPIL PRESS ON NR 2 ENG ECAM AND ANALOG GAUGE WAS ZERO, RETURNED TO LANDING PDX. R7R OIL PRESS TRANSMITTER NO HELP AT ALL. FINALLY DISCOVERED THE CSDR USAAD96102Relief Valve · failedPHL/PWM - FLT 2246 - ON CLIMB, 'RT ENGINE OIL PRESS LOW' WARNING LIGHT FLICKERED WITH CORRESPONDING DROP ON OIL PRESSURE GAUGE. SHUT DOWN ENGINE, RETURNED TO FIELD. REPLACED RIGHT ENGINE OIL PRESSURE RELIEF VALVE, AND ADJUSTED PRESSURE PER MM. (X)SDR MZZA96058Oil Press Line · crackedFLT NR 915 - GUM - ENGINE NR 2 LOST OIL QTY AND PRESS SHORTLY AFTER LEVEL OFF FL 31, SHUT DOWN ENGINE NR 2 PER EMERGENCY PROCEDURE, 8,000 LBS DUMPED. ENGINE WINDMILLING 40 MINUTES. N1 16 PERCENT, N2 22 PERCENT OIL PRESS O, OIL QUANTITY 0. DURING ENG INSPECTSDR USAASB96123Oil Presssw · malfunctionedCLT - FL 2127 - AT CRUISE, PRIOR TO DESCENT, THE NR 2 ENG OILPRESSURE INDICATED ZERO. ALL OTHER INDICATIONS WERE NORMAL. THE NR 2 ENGOIL PRESSURE SHOWED ZERO FOR ABOUT 60 SECONDS BEFORE IT WAS PLACED AT IDLE.THREE MINUTES LATER, SHUTDOWN THE NR 2 ENGINE FOR SDR 96ZZZM1184Oil Presstrans · malfunctionedCLT - FL 2127 - AT CRUISE, PRIOR TO DESCENT, THE NR 2 ENG OILPRESSURE INDICATED ZERO. ALL OTHER INDICATIONS WERE NORMAL. THE NR 2 ENGOIL PRESSURE SHOWED ZERO FOR ABOUT 60 SECONDS BEFORE IT WAS PLACED AT IDLE.THREE MINUTES LATER, SHUTDOWN THE NR 2 ENGINE FOR SDR HEEA967507Indicator · reads highHIGH OIL PRESSURE.SDR WTAA960139Oil Press Trans · chafed wireLAX - RIGHT ENGINE OIL PRESSURE INDICATED 150 PSI, TAKEOFF ABORTED WITHOUT INCIDENT. MAINTENANCE FOUND CHAFING ON WIRE GOING TO OIL PRESSURE TRANSMITTER. RE-ROUTED AND INSULATED WIRE. SYSTEM OPERATION CHECK GOOD. AIRCRAFT RETURNED TO SERVICE. (M)SDR HAL9688Oil Press Xmtr · malfunctionedHNL - FLT 540 - DURING TAKEOFF ROLL, RIGHT ENGINE OIL PRESSURE GAUGE DROPPED TO ZERO. ABORTED TAKEOFF. RETURNED TO GATE. REPLACED OIL PRESSURE TRANSMITTER ON NR 2 ENGINE. CHECKED CONDITION AND SECURITY OF CANNON PLUG AND WIRING ON ENGINE. OPERATIONAL CHECSDR 96ZZZX5864Transmitter · failedWITH BATTERY ON, GAUGE GOES TO 10 BARS. REPLACED WITH NEW UNIT, CORRECTED PROBLEM.SDR 96ZZZX5863Transmitter · defectiveTRANSMITTER GIVES INACCURATE OIL PRESSURE READINGS. REPLACED WITH NEW UNIT, CORRECTED PROBLEM.SDR HEEA967440Indicator · sticksPSI NEEDLE STICKS AT 90 PSI. SENT TO MASCO FOR WARRANTY REPAIR.SDR HEEA967439Indicator · reads highPSI READS HIGH AT HIGH RANGE.SDR HEEA967438Indicator · malfunctionPRESSURE READS LOW AND TEMP READS HIGH.SDR COMA9630126Transducer · malfunctionLEFT ENGINE LOW OIL PRESSURE WARNING SOUNDED DURING CLIMB. REPLACED THE LT ENGINE OIL PRESSURE TRANSDUCER.SDR WTAA960130Oil Press Light · illuminatedSFO - LOW OIL PRESSURE LIGHT CAME ON DURING TAKEOFF. TAKEOFF ABORTED WITHOUT INCIDENT. MAINTENANCE INSPECTED BOTH ENGINES FOR LEAKS AND CHAFED WIRES. NO DEFECTS NOTED. LOW OIL PRESSURE WARNING LIGHT SYSTEM OPERATIONAL CHECK NORMAL DURING ENGINE GROUND RUN.SDR USAASB96109Oil Press Ind · failedBWI - FLT 2539 - ABOUT 50 MILES OUT OF BWI, THE CREW OBSERVED ZERO OIL PRESSURE ON THE NR 1 ENGINE. ALL OTHER INDICATIONS WERE NORMAL. FLIGHT RETURNED TO FIELD AT BWI. THE ENGINE WAS NOT SHUT DOWN AND NO EMERGENCY EQUIPMENT WAS CALLED OUT. THE FLIGHT LANDESDR SWIA95746Oil Press Switch · failedLEFT ENGINE OIL PRESSURE INDICATION DROPPED TO 0 ON CLIMBOUT. OIL TEMPERATURE REMAINED NORMAL AND NO EICAS MESSAGES APPEARED. REPLACED LEFT ENGINE OIL PRESSURE SWITCH, RAN ENGINE. OPS CHECK GOOD, NO LEAKS NOTED.SDR IXXA96126Oil Press Line · failedDURING CLIMB-OUT FROM SLC, THE NR 2 ENGINE OIL QUANTITY INDICATION STARTED DECREASNG AND THEN RAPIDLY ROSE TO FULL. CONTINUED OBSERVATION NOTED THE OIL PRESSURE STARTING TO FLUCTUATE ACCOMPANIED BY A FLICKERING OIL PRESSURE LIGHT. THE ENGINE WAS PRECAUTIONARSDR 96ZZZX3962Transmitter · failedOIL PRESSURE GAUGE NOT GETTING SIGNAL. REPLACED WITH NEW UNIT, CORRECTED PROBLEM.SDR 96ZZZM1052Oil Psi Gauge · malfunctionedTHE FLIGHT CREW NOTICED THE RIGHT ENGINE OIL PRESSURE INDICATION HAD DROPPED TO 27 PSI, BUT NO 'LOW PRESSURE' LIGHT. THEY TURNED BACKED TO MKE (FLT NR 1162 MKE-SBN) AND TOOK PRECAUTION TO SAVE THE ENGINE BY FEATHERING IT ON FINAL APPROACH. MX REPLACED THE RISDR HEEA967363Indicator · sticksINDICATOR STICKS ON PRESSURE AT 45 PSI.SDR 9611419974Oil Press Reg · malfunctionedON TAKEOFF ROLL, NR 1 ENGINE OIL PRESSURE EXCEEDED NORMAL LIMITS. THE TAKEOFF WAS ABORTED AND THE AIRCRAFT RETURNED TO THE GATE. MAINTENANCE REPLACED THE OIL FILTER AND OIL PRESSURE REGULATOR VALVE WITH SERVICEABLE UNITS.SDR 9611285504Oil Press Ind · malfunctionedDURING TAXI OUT, NR 2 ENGINE OIL PRESSURE DROPPED TO 14 PSI. NR 2 ENGINE WAS SHUT DOWN AND AIRCRAFT RETURNED TO GATE. MAINTENANCE PERSONNEL INSPECTED NR 2 ENGINE, NO SIGNS OF OIL LEAKAGE NOTED. BOTH ENGINES STARTED AND OPERATING PARAMETERS CHECKED GOOD.SDR 96FDEA01014Transmitter Line · leakingSHUTDOWN NR 2 ENGINE DUE TO LOW OIL PRESSURE IN FLT. OIL PRESS DECREASED TO 20 PSI JUST PRIOR TO SHUTDOWN. FOUND LINE LEAKING OIL AT OIL PRESS TRANSMITTER. TIGHTENED LINE LEAK, CHECKS GOOD. PERFORMED INSPECTION IAW JET RUN HANDBOOK 6-59. NO DEFECTS, SERVISDR CAL960621Seals · leakingFLT NR 1891 - MSY - THE NR 2 ENG OIL QTY INDICATOR DROPPED TO ZERO WHILE EN ROUTE FROM TPA TO IAH. THE OIL PRESSURE DROPPED BELOW 35 SPI. THE NR 2 ENGINE WAS SHUTDOWN AS A PRECAUTIONARY MEASURE AND THE AIRCRAFT WAS DIVERTED TO MSY WHERE IT LANDED WITHOUT INCSDR 96ZZZX3963Transmitter · defectiveOIL PRESSURE INDICATOR PEGS HIGH. REPLACED WITH NEW UNIT, CORRECTED PROBLEM.SDR AU960745Transmitter · fluctuates(AUS) RH ENGINE OIL PRESSURE TRANSMITTER FLUCTUATINGSDR WTAA960099Oil Switch · failedACV - LEFT ENGINE OIL PRESSURE AURAL WARNING SOUNDED ON TAKEOFF. TAKEOFF ABORTED WITHOUT INCIDENT. MX DEFERRED LEFT ENGINE OIL PRESSURE INDICATION PER MEL 79-32-1. AIRCRAFT RETURNED TO SERVICE. MAINTENANCE SUBSEQUENTLY CLEARED DEFERRAL BY REPLACING LEFT ENSDR IXKA960027Union Orifice · cloggedFLT NR 72 - TPA-ATL - IN FLIGHT SHUTDOWN, NR 3 ENGINE LOW OIL PRESS OIL FILTER BYPASS LIGHT ILLUMINATED DURING FLIGHT. NR 3 OIL TEMP ROSE FROM 81 TO 110 DEGREES. SHUT DOWN AS PER EMERGENCY CHECK LIST. REMOVED AND REPLACED NR 3 ENGINE OIL PRESSURE UNION ORIFI
Back to JASC 7931