JASC 7320
Service difficulty reports · 4,393
Reports filed under 7320 · Fuel Controlling 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 = '7320' 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 = '7320' 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 AU960231Arm · cracked(AUS) LH ENGINE FUEL CONTROL UNIT (FCU) CONTROL ARM CRACKED AND FAILEDSDR AU960264Controller · seized(AUS) LH ENGINE MAIN ENGINE CONTROL (MEC) POWER LEVER SEIZED - STRIP INSPECTION OF MEC COULD FIND NO FAULTSSDR AU960332Probe · blocked(AUS) NO1 ENGINE PT2 PROBE BLOCKED WITH INSECT REMAINSSDR VTZA96088Fuel Control · out of adjustLYH/IAD - FLT 6189 - DURING TAKEOFF AT 1400 HRS ON 2-25-96, ABORTED THE TAKEOFF DUE TO RT ENGINE NOT MAKING TARGETED TAKEOFF TORQUE. AIRCRAFT RETURNED TO GATE WITH NO FURTHER INCIDENTS. MAINTENANCE ADJUSTED SCREW 'X' ON THE RT FUEL CONTROL UNIT. AIRCRAFT RESDR DL72S960431P/D Valve · leakingDESCENDING INTO ROC, NR 2 ENG FAILED/FLAME-OUT. ATTEMPTED RESTART NOT SUCCESSFUL. PRIOR TO DESCENT NR 2 FUEL FLOW 1,000 LBS HIGHER THAN OTHERS AND IT USED 1,000 LBS MORE DURING FLT. FOUND FUEL LEAK AT P AND D VLV. REPLACED PACKING, RAN ENGINE AND LEAK CHECSDR CA960321509Engine Fadec · malfunction(CAN)DURING LANDING ROLL AT 70 KNOTS, LEFT ENGINE SHUT DOWN ON ITS OWN WITH NO ASSOCIATED FAULT. ENGINE STARTED NORMALLY AT THE GATE. MAINTENANCE ACTION INVOLVED TEST MOTORING THE FULL AUTHORITY DIGITAL EN GINE CONTROL (FADEC) AND VISUAL INSPECTION. NO FURTHERSDR WTAA960040Bypass Valve · failedSFO - RIGHT ENGINE FAILED TO OBTAIN REQUIRED TAKEOFF TORQUE. TAKEOFF ABORTED WITHOUT INCIDENT. MAINTENANCE REPLACED RIGHT ENGINE FUEL BYPASS VALVE. ENGINE OPERATION NORMAL DURING GROUND CHECK. AIRCRAFT RETURNED TO SERVICE. (M)SDR GLBA96036Hmu · malfunctionedCIU - CREW REPORTED RT TORQUE FLUCTUATION OF 30 PERCENT AFTER TAKEOFF. CREW ELECTED AN AIR TURN BACK AND MADE AN UNEVENTFUL LANDING. MAINTENANCE REMOVED AND REPLACED RT HMU. OPS CHECK WAS GOOD. (X)SDR 9604779908Pt2 Probe · malfunctionedNR 1 EPR INDICATION WAS ERRATIC DURING CLIMB AND CRUISE. FLIGHT RETURNED TO DTW AND LANDED WITHOUT INCIDENT. MAINTENANCE REPLACED THE INLET NOSE BULLET/PT2 PROBE WITH A SERVICEABLE UNIT AND SYSTEM OPERATION RETURNED TO NORMAL.SDR RAIA960230Fuel Control · out of adjustSTL - FLT NR 7410 - LEFT RPM DID NOT REACH 100 PERCENT RPM, ABORTED TAKEOFF AND RETURNED TO GATE. MAINTENANCE ADJUSTED RPM PERFORMED GROUND RUNS, OPERATIONAL CHECK GOOD. (M)SDR RAIA960224Fuel Control · out of adjustSTL - FLT 7434 - LEFT ENGINE RPM 98.5 PERCENT IN CLIMB AFTER TAKEOFF. MAINTENANCE ADJUSTED LEFT ENGINE RPM, PERFORMED GROUND RUNS. OPERATIONAL CHECK GOOD. ENGINE TT: 6,854.5 HRS. (X)SDR 9606006612Engine · out of rigDURING LANDING ROLLOUT, THE NR 4 ENGINE STALLED IN REVERSE. THE ENGINE WAS SHUTDOWN WHILE STILL IN REVERSE AND WITH EGT CLIMBING THROUGH 750 DEGREES. PERFORMED STATIC BLEED CHECK, CHECKED RABS, RAN ENGINE IN REVERSE AND ALL CHECKS WERE NORMAL. FOUND NR 1 ENSDR WTAA960031Hmu · failedSFO - RIGHT ENGINE TORQUE DROPPED FROM 67 PERCENT TO 29 PERCENT WHILE CLIMBING THROUGH 14,000 FEET ITT AND FUEL FLOW REDUCTION NOTED WITH POWER LOSS. AIRCRAFT RETURNED TO STATION WITHOUT INCIDENT. MAINTENANCE REPLACED RIGHT ENGINE HMU. RIGHT ENGINE OPERATIOSDR AU960305Rod End · stiff(AUS) ENGINE FUEL CONTROL UNIT CONTROL ROD CONNECTOR ROD END STIFFSDR 9602776612Fuel Control · froze upCREW ABORTED TAKEOFF DUE TO NR 1 ENGINE UNABLE TO REACH TAKEOFF POWER. MAINTENANCE APPLIED HEAT TO THE FUEL CONTROL PS4 LINE AND ALL INDICATIONS WERE NORMAL. AIRCRAFT RETURNED TO SERVICE.SDR AWXA960035P2 Cap · looseFLT NR 282 - MDW-CMH - ABORTED TAKEOFF, NR 2 EPR INDICATION WAS LOW AND FLUCTUATING. MAINTENANCE INSPECTION AND FOUND THE P2 TEST CAP AT EPR TRANSMITTER LOOSE AND THE JAM NUT AT PT7 TEE FITTING TO TRANMITTER LOOSE, RESECURED. RAN ENGINES TO TAKEOFF POWER. ESDR COMA9630023Ecu · malfunctionedLEFT ENGINE SHUT DOWN IN-FLIGHT. TORQUE WAS ERRATIC FOR 3 SECONDS AND THEN SHUT DOWN BY ITSELF. PROBLEM COULD NOT BE DUPLICATED. ENGINE WAS INSPECTED AND NO DEFECTS NOTED. THE ELECTRONIC CONTROL UNIT WAS REPLACED AS A PRECAUTIONARY MEASURE. PART TOTAL CYCSDR AU960187Fcu · faulty(AUS) ENGINE FUEL CONTROL UNIT FAULTYSDR RAIA960133Fuel Control · out of adjustBMI - FLT 7325 - LEFT ENGINE RPM WOULD NOT COME ABOVE 98.5 PERCENT - 99 PERCENT ON TAKEOFF. FERRY FLIGHT TO STL. MAINTENANCE ADJUSTED RPM, GROUND RUNS GOOD. ENGINE TT, 6,994.1 HOURS. (X)SDR HEEA966452Hmu · malfunctionBINDING THROTTLE NEAR IDLE CUT OFF.SDR RAIA960125Tt2 Sensor · failedJFK - FLT 7731 - IEC CAPTION ILLUMINATED IN-FLIGHT, WOULD NOT RESET. MAINTENANCE REPLACED TT2 SENSOR, GROUND RUN GOOD. ENGINE TT, 1,659.7 HOURS. (X)SDR RAIA960120Hmu · failedSTL - FLT 7166 - DURING TAKEOFF ROLL, NR 1 ENGINE WOULD NOT MAKE MORE THAN 39 PERCENT TORQUE. ALSO, LOAD SQUEAL FROM NR 1 ENGINE. MAINTENANCE REPLACED HMU, GROUND RUNS GOOD. ENGINE TT, 7,409.8 HOURS. (X)SDR CA960126024Linear Actuator · seized(CAN)ACTUATOR UNIT SEIZED WILL NOT RETRACT OR EXTEND.SDR RAIA960115Fuel Control · out of adjustSTL - FLT 7458 - LEFT ENGINE ACHIEVED ONLY 95 PERCENT TORQUE ON TAKEOFF. FLOWS SET TO 3, ENGINE ANTI-ICE ON. MAINTENANCE ADJUSTED MAXIMUM FUEL FLOW. GROUND RUNS GOOD. ENGINE TT, 1,332.7 HOURS. (X)SDR 96ZZZM174Hydro Mech Unit · malfunctionedFLT 7106 - PHF-ROA - AFTER TAKEOFF, THE NR 2 ENGINE HAD A SEVERE REDUCTION IN POWER. THE PILOT FEATHERED THE ENGINE. THE AIRCRAFT RETURNED TO PHF AND LANDED WITHOUT INCIDENT. MAINTENANCE INSPECTED AND FOUND MOISTURE IN THE ELECTRICAL CONTROL UNIT CONNECTORSSDR P5CA9600101Bracket · crackedNR 3 ENGINE TT2 SENSOR SUPPORT BRACKET AND MOUNTING PLATE FOUND CRACKED. REPAIRED AND REINSTALLED IAW MM 73-21-04.SDR HEEA966353Screen Assy · spring failedAIRCRAFT EXPERIENCED 10% TORQUE SPLIT IN FLIGHT WITH TORQUE AT OR ABOVE 90%. UPON CHECK OF SINGLE ENGINE BEEP RANGES NOTED #1 ENGINE FULL INCREASE RPM 2% HIGH. WHEN THROTTLE WAS ROLLED BACK TO IDLE, THE ENGINE WOULD DECEL ONLY TO 74% N1 INSTEAD OF 61%. ALSSDR P5CA9600104Bracket · crackedNR 2 PYLON TT2 SENSOR BRACKET FOUND CRACKED. BRACKET REPLACED PER MM 73-22-02.SDR MALA964794Hmu · failedBEH - FLT 3488 - AFTER TAKEOFF, THE NR 2 ENGINE BEGAN TO SURGE IN RPM AND TORQUE. THE CREW REDUCED POWER, BUT THE ENGINE CONTINUED TO SURGE. THE CREW ELECTED TO PERFORM A PRECAUTIONARY SHUT DOWN AND RETURNED TO BEH WITHOUT INCIDENT. THE PROBLEM COULD NOT BESDR 96ZZZX3972Hma · malfunctionedBOG - FLT 502 - DURING TAKEOFF RUN LIMITED TO MAX POWER DUE TO MAX WEIGHT, THE ENGINE NR 4 FOR 96 N1 REQUIRED, DID NOT REACH 96. IT SHOWS 94 PERCENT AND DESECNDING, ALTHOUGH THE THRUST LEVER WAS ADVANCED MORE. THE EGT, SAME ENGINE, WAS INCREASING. THE TAKEOSDR 9600509878Fuel Contl Syst · out of adjustNR 1 ENGINE WOULD NOT DEVELOP TARGET EPR FOR TAKEOFF. THE TAKEOFF WAS ABORTED AND THE AIRCRAFT RETURNED TO THE GATE. MAINTENANCE TRIMMED THE ENGINE AND SUBSEQUENT RUNUP WAS SATISFACTORY.SDR WTAA950328Fcu · out of adjustLAX - LEFT ENGINE FAILED TO DEVELOP REQUIRED TAKEOFF POWER. TAKEOFF ABORTED WITHOUT INCIDENT. MAINTENANCE ADJUSTED LEFT ENGINE FUEL CONTROL UNIT RIGGING. ENGINE GROUND RUN NORMAL. AIRCRAFT RETURNED TO SERVICE. (M)SDR WTAA950323Bypass Valve · failedBFL - RIGHT ENGINE ERRATIC TORQUE INDICATION. AIRCRAFT RETURNED TO STATION WITHOUT INCIDENT. MAINTENANCE DETERMINED RIGHT TTL TO BE INOPERATIVE AND DEFERRED PER MEL 76-2. OPENED DMI 81184. AIRCRAFT RETURNED TO SERVICE. MAINTENANCE SUBSEQUENTLLY CLEARED DESDR HEEA956220Solenoid · defectiveINTERMITTENT IDLE STOP.SDR 95FDEA01888Tt2 Sensor · failedIN-FLIGHT SHUTDOWN NR 2 ENGINE, ENGINE NOT RESPONDING TO THROTTLE MOVEMENT AT FL 370 IAS 250 (ATC REQ) NO TURB, ENG WAS RESTARTED AT FL 290, DESCENT AND APPROACH NORMAL. REMOVED AND REPLACED TT2 SENSOR AS PER MM 73-21-04, PG 401, RAN ENG, OPS CHECKS GOOD. ENSDR 9520312705Fcu Water Trap · contaminatedNR 3 ENGINE WAS SLOW TO ACCELERATE DURING TAKEOFF ROLL. THE TAKEOFF WAS ABORTED AND THE AIRCRAFT RETURNED TO THE GATE. MAINTENANCE CLEANED THE FCU MOISTURE TRAP. SUBSEQUENT ENGINE RUN-UP WAS SATISFACTORY.SDR QXEA9500429Valve · malfunctionedPDX - DISTINCT OIL SMELL IN COCKPIT LOWER POWER SETTINGS FROM NR 1 ENGINE. NR 1 ENGINE P2.5/3 SWITCHING VALVE REPLACED I/A/W MAINT. MANUAL. ENGINE OPS CHECKED GOOD ON GROUND RUN, NO OIL SMELL NOTED. AIRCRAFT RETURNED TO SERVICE.SDR 9520359953Pt2 Probe · malfunctionedNR 1 ENGINE EPR INDICATION LOW ON TAKEOFF. THE TAKEOFF WAS ABORTED AND THE AIRCRAFT RETURNED TO THE GATE. MAINTENANCE CLEANED THE PT2 LINE, LEAK CHECKED THE PT2 SYSTEM AND REPLACED THE NOSE DOME/PT2 PROBE ASSEMBLY. SUBSEQUENT RUNUP WAS SATISFACTORY.SDR CA951222010P3 Line · ruptured(CAN)IN CRUISE, WITH ENGINE PARAMETERS NORMAL, #2 ENGINE SPOOLED DOWN. POST FLIGHT INSPECTION REVEALED A RUPTURED P3 LINE.SDR SIMA953362Nh Sensor · failedTOL - FLT NR 4350 - JUST AFTER TAKEOFF, THE NR 2 ENGINE SURGED 35 PERCENT, CREW SELECTED BLEEDS AND SYCHOPHASER OFF, NO EFFECT. REDUCED POWER TO 60 PERCENT AND ENGINE STABILIZED, RETURNED TO TOL WITHOUT FURTHER INCIDENT. RAI'S NR 2 NH SENSOR CHECK GOOD, AIRCSDR 9519761158Pt2 Probe · crackedDURING START OF DESCENT, THE NR 2 ENGINE EGT WENT TO 1010 DEGREES FOR 90 SECONDS. THE ENGINE WAS SHUT DOWN AND THE AIRCRAFT CONTINUED TO AN UNEVENTFUL TWO-ENGINE LANDING AT MSP. THE PRBC AND EVC WERE REPLACED AND A PT2 PROBE WAS FOUND CRACKED AND REPLACED. SDR 9519569983Fuel Control · moisture contamNR 1 ENGINE EPR AND N1 WERE FLUCTUATING ON POWER LEVER CHANGES AFTER DEPARTURE. AIRCRAFT RETURNED TO MSP AND LANDED WITHOUT INCIDENT. MAINTENANCE DRAINED THE FCU MOISTURE TRAP. SUBSEQUENT RUNUP WAS SATISFACTORY.SDR VTZA96031P3 Line · brokenFLT NR 6284 - IAD-HPN - DURING CLIMB-OUT, RETURNED TO IAD DUE TO THE RIGHT SRL AND RT BETA LIGHT ILLUMINATING. AIRCRAFT LANDED AT IAD WITH NO FURTHER INCIDENTS. MAINTENANCE REPLACED THE P3 LINE, WHICH WAS BROKEN. AIRCRAFT WAS RELEASED AND APPROVED FOR RETURSDR RAIA951133Bypass Valve · failedLAX - FLT 4727 - RIGHT ENGINE HAD FLAMES COMING FROM EXHAUST ON TAXI. CREW SHUT DOWN ENGINE AND SHOT BOTH FIRE BOTTLES FOR PRECAUTION. MAINTENANCE REPLACED FIRE BOTTLES AND REPLACED RIGHT FAULTY FUEL BYPASS VALVE. GROUND CHECK GOOD. (M)SDR VTZA96030Fuel Control · out of adjustFLT NR 6564- GSO-IAD - DURING CLIMB-OUT, RETURNED TO GSO DUE TO THE LEFT ENGINE RPM ROLLED BACK TO 90 PERCENT DURING CLIMB TO 1500 FT. AIRCRAFT LANDED AT GSO WITH NO FURTHER INCIDENTS. MAINTENANCE ADJUSTED SCREW 'X' ON THE FUEL CONTROL. AIRCRAFT WAS RELEASEDSDR HEEA956090Ecu · defectiveTORQUE SPLITS ABOVE 80% COMBINED TORQUE.SDR RAIA951127P3 Line · looseSTL - FLT 7878 - NR 2 ENGINE EGT SPIKED. RETORQUED P3 BLEED LINE. PERFORMED GROUND RUN AND FOUND SYSTEM TO OPERATE NORMAL. (M)SDR COMA9520398Fcu · defectiveRT ENGINE WILL NOT ACHIEVE TAKEOFF TORQUE. REPLACED THE FUEL CONTROL UNIT.SDR DLL16954272Switch · inopATL - ON CLIMBOUT, NR 2 ENG WOULD NOT DEVELOPE CLIMB POWER. REPLACED ALTITUDE PRESS SWITCH.SDR VRZA96023Fuel Control · out of adjustIAD/RDG - FLT 6346 - DURING TAKEOFF AT 0905 HRS ON 11-9-95, ABORTED TAKEOFF DUE TO LT PROP RPM ONLY REACHED 99 PERCENT. AIRCRAFT RETURNED AT IAD WITH NO FURTHER INCIDENTS. MAINTENANCE ADJUSTED 'X' SCREW. OPS CHECK OK. AIRCRAFT RELEASED AND APPROVED FOR RET
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