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 RAIA980706Gasket · leakingSTL - FLT 7348 - NR 1 ENGINE WOULD NOT PRODUCE TARGET TORQUE. REPLACED BLEED AIR GASKET. (M)SDR RAIA980705Hmu · malfunctionedSTL - FLT 7417 - NR 1 WOULD NOT PRODUCE TAKEOFF TORQUE. REPLACED HYDRO-MECHANICAL UNIT. (M)SDR RAIA980702Screw · looseFLT 7466 - STL - RIGHT SPEED LEVER LINKAGE SELF LOCKING ALLEN HEAD FASTENER LOOSENED CAUSING LINKAGE TO SEPARATE FROM UNDER SPEED FUEL GOVERNOR SPLINE. MAINTENANCE REPLACED SCREW PERFORMED RIGGING AND RUN. (M)SDR DLL14991489Ps2 Line · leakingNACELLE NR 2 OVERHEAT ILLUMINATED ALONG WITH NR 2 ENG NAC/PYLON OVERHEAT, A & B ILLUMINATED. FOUND PRSOV PS2 LINE LEAKING. REPLACED LINE AND LEAK CHECKED. PERFORMED HIGH POWER RUN PER PFHB. NO FAULTS DETECTED.SDR HEEA0015035Fadec Horn · defectiveFADEC HORN WEAK AND INAUDIBLE WITH ENGINE RUNNING.SDR HEEA0014934Hmu · failedFADEC FAILURE.SDR HEEA0014931Hmu · malfunctionedFUEL METERING VALVE RATE FAULT.SDR HEEA0014762Actuator · malfunctionedMOTOR ROTATES TOO LONG BEFORE SHAFT MOVES.SDR HEEA0014761Actuator · malfunctionedACTUATOR MOTOR ROUTES TOO LONG BEFORE SHAFT TURNS.SDR AU980642Bracket · broken(AUS) ENGINE INDUCTION SYSTEM BALANCE TUBE SUPPORT BRACKET BROKEN. ENGINE BACKFIRE CAUSED BALANCE TUBE TO COME OUT OF RUBBERS.SDR CA980707008Hmu · malfunctioned(CAN) NR 2 ENGINE HAD A TORQUE SURGE ON TAKEOFF. ENGINE WIRING HARNESS WAS INSPECTED AND FOUND A-C PIN OPEN AT P10. PI N CLEANED. ENGINE EEC REPLACED, WING ROOT CANNON PLUGS CLEANED. HYDRO MECHANICAL UNIT (HMU) AND FUEL PUMP REPLACED. ENGINE GROUND RUN SERVSDR 98UAL900270Control Cable · wornMULTICONDUCTOR CABLE AT AREA WHERE ROUTED THROUGH PYLON, HAS BRAIDED JACKET, INSULATION OVER WIRES, AND RUBBER PAD ON CABLE CLAMP IS EATEN AWAY BY SURFACE VIBRATION OR FOREIGN OBJECT DAMAGE FROM SUBSTANCES IN AIR BLOWING OVER CABLE. NR 2 AND 3 PYLONS ARE AFFESDR AU980625Line · broken(AUS) RT ENGINE P3 LINE FOUND BROKEN AT COMPRESSOR CASE FLANGE END. SUSPECT CAUSED BY CONTINUALLY DISCONNECTING AND RECONNECTING THE LINE FOR ENGINE COMPRESSOR WASHES.SDR MZZA98162Ps4 Line · rupturedFLT 956 - KSA - DURING STAGE 2 CLIMB SEGMENT AT POWER REDUCTION TO CLIMB POWER, EPR DROPPED .30, FUEL FLOW DROPPED TO 1000 PPH, AND EGT ROSE TO NEAR REDLINE. AIR RETURN TO KSA. MAINTENANCE FOUND PRBC PS-4 LINE LEAKS 1PC 75-30-0-1, ITEM 30 PG-0/FIG-1. REMOVESDR HEEA0014465Servo Motor · faultyUNABLE TO ADJUST AND SLIP.SDR HEEA0014464Servo Motor · inoperativeSERVO WILL NOT EXTEND OR RETRACT.SDR HEEA0014463Actuator · inoperativeACTUATOR INOPERATIVE.SDR REXA98097Hmu · failedLEFT ENGINE TORQUE WENT TO ZERO AND ITT WENT TO 900 DEGREES AT 1,500 FEET. SHUT DOWN ENGINE. PERFORMED ENGINE INSPECTION, NO DISCREPANCIES NOTED. CHANGED HMU PER GE RECOMMENDATION FOR TROUBLESHOOTING PURPOSES. (X)SDR JBXA980038Connector · dirtyAT FL 240, AND 300 KIAS, NR 2 ENGINE N1 ADVANCED TO 101 PERCENT RPM AND AIRFRAME RUMBLE OCCURRED. PULLED POWER TO IDLE, INDICATIONS. RETURNED TO NORMAL. LEFT POWER AT IDLE AND LANDED. N2 AND ITT WERE RISING WITH N1. INSPECTED NR 2 ENGINE IAW AMM 71-00-00 FSDR CA980602067Temp Limiter · malfucntioned(CAN) AIRCRAFT LIMITING FUEL ON RIGHT HAND ENGINE AT 620 DEGREES CELSIUS. TEMPERATURE LIMITER SYSTEM WAS DEFERRED, AND SYSTEM DISABLED BY PULLING TEMPERATURE LIMITER CIRCUIT BREAKER. UNKNOWINGLY, THIS ALSO DISABLED THE WATER METHONAL ON THE SAME SIDE. NO INSDR AU980553Pipe · cracked(AUS) DP/P TRANSDUCER RIGID SUPPLY PIPE CRACKED AROUND BEND RADIUS.SDR AU980546Pipe · loose(AUS) NR 1 ENGINE 9TH STAGE FUEL LINE (TC2 SENSE LINE) TO TURBINE, CLEARANCE CONTROL VALVE `B' NUT LOOSE.SDR AU980946Py Line · cracked(AUS) ENGINE PY LINE CRACKED AT END FITTING FERRULE.SDR COMA9860102Vg Actuator · leakingFUEL DRIPPING FROM LEFT HAND ENGINE DRAIN. REPLACED THE INBOARD VG ACTUATOR.SDR AALA980939Seal · failedDFW - FLT 795 - DURING CRUISE, EN ROUTE STL-DFW NR 1 ENGINE REQUIRED 1500 LBS MORE FUEL FLOW THAN NR 2 AND 3 ENGINES TO MAINTAIN CRUISE POWER. NR 1 ENGINE WENT TO IDLE AND THAN FLAMED OUT. LANDED DFW WITHOUT INCIDENT. REPLACED SEAL TO P AND D VALVE. ACCOMPSDR 98ZZZX2024Fmu · failedON ENGINE START AFTER PUSH-BACK, ALL PARAMETERS DECREASED RAPIDLY AFTER STARTER CUT-OUT. TROUBLESHOOTING RESULTED IN THE REPLACEMENT OF THE FUEL METERING UNIT (FMU). ALL PARAMETERS WERE SUBSEQUENTLY FOUND NORMAL AFTER AN OPERATIONAL CHECK WAS PERFORMED. THESDR HEEA0014130Fadec Horn · defectiveFADEC FAIL HORN SOUNDS WEAK.SDR CALA9800811Sensor · inoperativeNUMBER TWO ENGINE FAILED TO RESPOND TO THROTTLE MOVEMENTS DURING CLIMB. REPLACE NUMBER TWO ENGINE COMPRESSOR INLET TEMP SENSOR PER MM 73-21-02.SDR AU980521Pipe · failed(AUS) LT ENGINE P3 DISCHARGE PIPE FRACTURED AT THE FLARED END ATTACHEDTO THE P3 FILTER.SDR NOCA1398Governor · malfunctionedON TAKEOFF, MAX EPR ATTAINABLE FROM LEFT ENGINE WAS 1.46. TAKEOFF REJECTED. REPLACED LEFT ENGINE FUEL FLOW GOVERNOR. OPS CHECK NORMAL. (M)SDR PLGA980505AConnector · dirtyBOS - FLT 4366 - WHILE AT CRUISE, CREW REPORTED A TORQUE SURGE AND N1 FLUCTUATION ON LEFT ENIGNE WHILE ALL OTHER ENGINE PARAMETERS WERE NORMAL. ENGINE WAS PUT IN TORQUE MOTOR LOCKOUT AND AIRCRAFT CONTINUED TO BOS AND LANDED WITHOUT INCIDENT. MAINTENANCE CLEASDR ORJA9889Fuel Control · malfunctionedENGINE SHUT DOWN DUE TO THE FACT THAT THE RIGHT ENIGNE WOULD NOT IDLE BELOW 68 PERCENT N2. ENTERED DMI NR 13546. (M)SDR RAIA980501P2 Sensor · failedBOS - FLT 7707 - LEFT RED BETA LIGHT ILLUMINATED WHEN BOTH POWER LEVERS WERE ADVANCED ABOVE FLIGHT IDLE. MIANTENANCE INSPECTED AND REPLACED LEFT ENGINE P2 INLET SENSOR. (X)SDR WTAA980074Hmu · failedSBA - AT 14,000 FT, LEFT ENGINE TORQUE DROPPED TO ZERO AND T6 DROPPED TO 200-300 DEGREES. CREW SHUT DOWN ENGINE AND RETURNED TO THE STATION WITHOUT INCIDENT. MAINTENANCE REPLACED LEFT ENGINE HMU. OPERATIONAL CHECK SATISFACTORY. AIRCRAFT RETURNED TO SERVICESDR P5CA9800766Actuator · inoperativeNR 4 ENG FAILED IN CRUISE. TRIED TO RELIGHT 2 TIMES AT 2 DIFFERENT ALTITUDES AND WOULD NOT RELIGHT. REMOVED ENGINE FUEL CONDITION MOTOR ACTUATOR PER MM 76-11-04 PG 401 TO 404. GROUND CHECK OK STATICALLY. INSPECTED FUEL PUMP FILTER, NO CONTAMINATION FOUND. SDR 98ZZZX1683Control Cable · frayedCABLE FRAYED AND BEARING WORN OUT CAUSING BINDING OF N2 LINKAGE. SUBMITTER SUGGESTED INSTALLING A BETTER, MORE RELIABLE SYSTEM.SDR 9807022298Moisture Trap · contaminatedAS TAKEOFF POWER WAS APPLIED, THE LEFT ENIGNE WOULD NOT REACH TARGET EPR INDICATION. CREW ABORTED TAKEOFF AND RETURNED TO THE GATE. MAINTENANCE DRAINED FUEL CONTROL MOISTURE TRAP. OPERATIONAL CHECK OK. AIRCRAFT RETURNED TO SERVICE.SDR 98ZZZX2091Fadec · malfunctionedEIGHT PERCENT DROOP OCCURRED WHEN GOING FROM RIGHT PEDAL TO LEFT PEDAL IN-FLIGHT. REPLACED WITH ZERO TIME FADEC ASSY. (ECU) SUPPLIED BY CHANDLER EVANS. DEFECTIVE UNIT RETURNED TO MANUFACTURER.SDR CA980422007Control Cable · frayed(CAN) DURING 400-HOUR INSPECTION. FOUND THE RIGHT HAND ENGINE CONDITION LEVER CABLE FRAYED BEYOND LIMITS. CABLE FRAYED AT PULLEY, FORWARD OF ENGINE FIREWALL. PART TC: 17,896.SDR 99ZZZX889Eec · failedENGINE UNRESPONSIVE TO THROTTLE MOVEMENT. TROUBLESHOT FADEC FAULT 'TE' (ENGINE SPEED LIMITED AT IDLE WHEN INTRANSIT DISCRETE). FADEC 'SEES' THRUST REVERSER INTRANSIT, HOLDS ENGINE AT IDLE. FOUND ELECTRONIC ENGINE CONTROL AT FAULT. REPLACED EEC. OPS CHECK SDR HEEA0013973Fuel Control · failedAFCU BROKEN. FOUND PX-PY ADAPTER BROKEN. REPLACED WITH SERVICEABLE PART.SDR 98ZZZX1684Actuator · failedINTERNAL BREAKDOWN OF AIR FLOW MODULATOR (FLOW FENCE ACTUATOR) CAUSED THE OCCURRENCE OF COMPRESSOR STALLS DURING APPROACH TO LANDING.SDR USAASB98094Pmc · failedCLT - FLT835 - ON CLIMB-OUT FROM CLT, THE NR 1 ENGINE N1 AND ALL ENGINE PARAMETERS BEGAN FLUCTUATING. CREW COULD HEAR THAT THE ENGINE WAS SURGING. FLIGHT RETURNED TO FIELD AT CLT. ON APPROACH, ENGINE STABILIZED. FLIGHT LANDED WITHOUT FURTHER INCIDENT WITH SDR CA980421007Fcu · failed(CAN) HELICOPTER IN HOVER, ENGINE DECELERATED TO IDLE. THROTTLE CONTROL IN FULL POSITION. PILOT AUTOROTATED TO RAMP. THROTTLE ROLLED BACK TO IDLE AND THEN BACK TO FULL AND ENGINE RESPONDED NORMALLY. FUEL AND AIR OF FCU AND GOVERNOR WERE LEAK CHECKED OK. FCSDR CA980415006Actuator · leaking(CAN) FOUND NR 2 ENGINE LEAKING FUEL WHEN DOING WALKAROUND. TRACED LEAK TO VBV ACTUATOR MOTOR. REPLACED MOTOR, ENGINE RUN CARRIED OUT AND FUNCTIONALLY AND LEAK CHECKED SERVICEABLE. AIRCRAFT RETURNED TO SERVICE.SDR AU980378Pipe · fractured(AUS) RT ENGINE NR 4 INJECTOR LINE FRACTURED ADJACENT TO THE INJECTOR NOZZLE.SDR SABA980024Gasket · tornCLT/GSP - FLT 9101 - THE LEFT ENGINE WAS SHUT DOWN IN-FLIGHT BY THE AIRCREW. THE LEFT ENGINE WAS HAVING SEVERE TORQUE FLUCTUATION BETWEEN ZERO PERCENT AND 70 PERCENT. THE AIRCRAFT WAS 12 MILES OUT, ON DESCENT TO GSP. IN-FLIGHT EMERGENCY DECLARED. EMERGENCYSDR CA980415002Hmu · malfunctioned(CAN) AFTER TAKEOFF, NR 1 ENGINE HAD A 20 PERCENT TORQUE ROLLBACK. POWER LEVER WAS ADVANCED TO RESTORE POWER. AFTER CRUISE ESTABLISHED, THERE WAS AN ABRUPT UNCOMMANDED INCREASE IN TORQUE. AFTER NORMAL ARRIVAL, THE HYDRO MECHANICAL UNIT, THE FUEL PUMP WERE RSDR SABA980020Gasket · tornISO - FLT 5022 - ON FLIGHT FROM ISO/CLT, PILOT ABORTED TAKEOFF FOR LEFT ENGINE BARELY MAKING 92 PERCENT TORQUE. NO EMERGENCY WAS DECLARED. AIRCRAFT RETURNED TO PARKING. MAINTENANCE FROM CLT REMOVED AND REPLACED THE P-3 GASKET. AIRCRAFT RU N AND OPS CHECKEDSDR CA980415012Valve · malfunctioned(CAN) DURING ENGINE SPOOL-UP IN PREPARATION TO TAKEOFF, NR 1 ENGINE EXPERIENCED MULTIPLE COMPRESSOR STALLS. AIRCRAFT RETURNED TO THE RAMP. ENGINE INSPECTED FOR DAMAGE AND F.O.D. NO DISCREPANCIES FOUND. FUEL PRESSURIZATION AND DUMP VALVE ADJUSTED. ENGINE
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