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 CA020903001Fuel Control · damaged(CAN) PILOT REPORTED UNORTHODOX RT ENGINE PARAMETERS WITH DIFFICULTY IN LEANING IN FLIGHT. 'COKE BOTTLE' CHECK C/OUT ON AC22ES. NO DEFECT. MAGNETO TIMING CHECKED ONE BAD SPARK PLUG REPLACED. MANIFOLD INTAKES CHECKED. PERFORMANCE IMPROVED ON RUN-UP BUT NOT PERFSDR KZ52002F00002Servo · failedPILOT REPORTED RT ENGINE TO BE LOW ON POWER, FOUND ENGINE TO BE RUNNING VERY RICH, WHICH CAUSED PLUGS TO FOUL, INSTALLED OVERHAULED FUEL SERVO AND CLEANED PLUGS, GROUND RUN AND TEST FLIGHT OK.SDR 2002F00905Governor · inoperative(SUPP-CLOSED) FLIGHT NUMBER 108. RT EEC AND ENGINE LIMITER INOP LIGHT ILLUMINATED. EICAS MESSAGE "RT ENGINE EEC, RT ENGINE" LIMITER DISPLAYED. AIRCRAFT RETURNED TO GATE. MAINTENANCE REMOVED AND REPLACED THE RT ENGINE FUEL FLOW GOVERNOR PER M.M. 73-21-01. OPS CSDR 2002F00880Governor · defectiveFLIGHT NUMBER 337, RIGHT ENGINE WOULD NOT REACH MAX T/O EPR (1.73) WITH EEC AND ENG LIMITER ON. HOWEVER, RIGHT ENGINE REACHED REQUIRED STANDARD EPR (1.68). T/O WITH EEC AND ENG LIMITER OFF NOT CHECKED. RIGHT ENGINE PARAMETERS WERE NORMAL IN CLIMB. MAINTENASDR MALA020469Ecu · defectiveDURING TAKEOFF ON FLIGHT #3686, AFTER V1 AND #2 ENGINE EGT FLUCTUATED FROM -5 DEGREES CEL. TO APPROXIMATELY 643 DEGREES CEL. THEN TO ALL DASHES THEN BACK TO NORMAL. ALL OTHER ENGINES WERE GOOD EGT WAS STABLE FOR A WHILE THEN EGT INDICATED DASHES. MAINTENANCESDR SWIA200211129Hmu · failedLEFT ENGINE EEC FAILURE ON TAKEOFF ROLL. ABORTED TAKEOFF. REMOVED AND REPLACED LEFT ENGINE HMU IAW RII 73-301 & MM 73-21-00. OPS & LEAK CHECK GOOD.SDR SWIA200211121Hmu · malfunctionedON TAKEOFF ROLL, RIGHT ENGINE TORQUE WAS OBSERVED TO FLUCTUATE FROM 95 PERCENT DOWN TO 85 PERCENT AND BACK A NUMBER OF TIMES. TAKEOFF WAS ABORTED. REPLACED RIGHT ENGINE HMU WITH A SERVICEABLE UNIT. NO LEAKS NOTED AT THIS TIME. OPS CHECK GOOD.SDR 02081301Switch · failedIN FLIGHT: RIGHT ENGINE SPOOLED BACK OVER A PERIOD OF ABOUT 5 MINUTES. ABOUT 3 INCH SPLIT IN THRUST LEVERS TO SYNC N1'S. ADVISED BY MAINTENANCE CONTROL TO SWITCH OFF ELC ON NR 2 ENGINE. APPEARED TO RETURN TO NORMAL. PRECAUTIONARY LANDING MADE. TROUBLESHOOSDR CA020828011Control Arm · obstructed(CAN) ON APPROACH, PILOT BROUGHT BACK POWER LEVERS, NR 2 ENG REACTED NORMALLY, THE NR 1 ENG INCREASED. THE PILOT MOVED THE NR 1 ENG POWER LEVER FWD AND ENG WENT BACK TO WHAT THEY HAD BEEN BEFORE APPROACH. NR 1 POWER LEVER MOVED SEVERAL TIMES, EACH TIME THESDR 2002UALA01301B-Nut · looseNR 2 ENGINE ROLLED BACK TO IDLE AT 800 FT AGL. AIRCRAFT RETURNED TO FIELD. ROLLBACK WAS ATTRIBUTED TO A LOOSE CDP B-NUT AIR SIGNAL LINE AT THE MAIN ENGINE CONTROL, 9 O'CLOCK POSITION.SDR 2002FA0001012Controller · damagedCONTROLLER HAD AXIAL PLAY ON SHAFT FOR CONTROL ARM. ENGINE WAS BACKING.SDR 2002FA0001027O-Ring · mismanufacturedWITHIN THE FIRST FEW HOURS OF OPERATION SINCE OVERHAUL/ REPAIR THE ACTUATOR WILL FAIL TO ACTUATE OR ENGINE WILL EXHIBIT TORQUE SPLITS. CAUSE: ORING/ PACKINGS USED DURING THE OVERHAUL/ REPAIR PROCESS.SDR HEEA080544Fuel Control · damagedLEAKING AT DOME WEEP HOLE. SPLIT UNIT AND INSPECTED TORQUE TUBE BORE. FOUND TORQUE TUBE BORE COATING FLAKING OFF. SENT MAIN BODY TO VENDOR FOR REPAIR. REASSEMBLED UNIT AFTER REPAIR AND FOUND NO LEAKING. UNIT TESTED SATISFACTORY.SDR QXEA0201094Valve · dirtyPSC- WHILE NR 2 ENGINE RUNNING AND STARTING NR 1 ENGINE WHITE SMOKE BEGAN TO FILL THE COCKPIT. CLEANED DIRTY DEPOSITS FROM P2.5/P3 SWITCHING VALVE. NO PARTS REPLACED. OPERATIONAL CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE.SDR 2002UALA01204Actuator · failedAIRCRAFT ABORTED TAKEOFF AT APPROXIMATELY 90 KNOTS BECAUSE ENGINE NR 1 DID NOT REACH TARGET N1. SUPPLEMENTAL DATA UPDATE ROOT CAUSE WAS INTERNAL FAILURE OF THE FUEL SPAR SHUTOFF VALVE ACTUATOR. THE ACTUATOR WAS REPLACED AND THE ENGINE IS NOW OPERATING NORMASDR CX7A194J12HmuDuring climbout of MDW noticed that L/H engine torque was fluctuating 3%. Fluctuations then went to 5% swings. Ran checklist and put in T/M lockout. With T/M lockout engine still fluxed +/- 3% with prop sync on and off.R/R L/H engine HMU IAW SAAB AMMSDR ABXA020059Fuel Control · malfunctionedNR 1 ENGINE WOULD NOT DECELERATE FROM FULL POWER TO IDLE, WOULD NOT RESPOND AFTER THE THROTTLE WAS RETARDED. IN-FLIGHT SHUTDOWN AND DID AN AIR TURN BACK. REPLACED THE FUEL CONTROL AND MAIN FUEL PUMP IAW DC-9 MM 73-20-01-2.SDR ERAA080478Governor · malfunctionedTORQUE SPLITS UP TO 30% IN CRUISE FLIGHT. GOVERNOR REPAIRED AND TESTED SERVICEABLE IAW HONEYWELL OHM FORM 15-1095A. CEB'S A-1353R2 AND 1384 FOUND N/A BY UNIT S/N.SDR MALA020425Hma · malfunctionedDURING FLIGHT 3524 IN TUL, SMELL OF FUEL INSIDE A/C AND FUEL LEAK INFLIGHT. MAINTENANCE FOUND ECOLOGY TANK TO BE FULL AND OVERBOARD DRAIN LINE TO BE OUT OF POSITION. REPOSITION DRAIN LINE AND RAN NR 4 ENGINE TO DRAIN ECOLOGY TANK. ECOLOGY TAKE SYSTEM OPERATSDR ERAA080476Shaft · stiffSTIFF THROTTLE SHAFT. ROUGH/ DRY INTERNAL BEARINGS. ACTION TAKEN: SENT TO ACRO FOR REPAIR. REPAIRED AND TESTED IAW HONEYWELL OHM FORM 15-1095A.SDR ERAA080475Governor · malfunctionedTORQUE SPLITS - SPEEDS UP AND ADJ MAX BEEP TO 99 PERCENT N2. THEN WAS TEST FLOWN - CHECKED MAX BEEP AT 96 PERCENT - ADJ TO 99 PERCENT AND HOVER A/C MAX BBEP FELL AGAIN TO 95 PERCENT. SENT TO ACRO FOR REPAIR. FOUND EXCESSIVE DROOPING, BEYOND SERVICE LIMITS, RSDR ERAA080474Shaft · stiffTHROTTLE SHAFT STIFF. THROTTLE BUSHING, REPLACED WITH NEW, AND GOVERNOR WAS RE-CALIBRATED TO FINAL CALIBRATION LIMITS.SDR SWIA200211051Hmu · failedAFTER START OF TAKEOFF ROLL, AURAL WARNING ENGINE CONTROL SOUNDED. REMOVED AND REPLACED LT HMU IAW EMB 120 MM 73-21-00 . OPS CHECK GOOD.SDR DL76G020791Hydromech Unit · malfunctionedNR 1 ENG IFSD ON CLIMB APPROX 8,000 FT. NR 1 ENGINE HAD N1 OVERSPEED AND EGT EXCEED. PERFORMED OVERSPEED AND OVERTEMP INSPECTION AND FOUND OK. REPLACED HMU. PERFORMED EEC TEST AND HIGH POWER RUN-UP AND ALL OK. ENGINE TO BE REPLACED WITHIN 10 FLT CYCLES DUSDR HEEA080444Fuel Control · malfunctionedNR 2 ENGINE HAS N1 AND TORQUE OSCILLATIONS. REPLACED WITH SERVICEABLE FUEL CONTROL.SDR HEEA080443Fuel Control · malfunctionedENGINE HAD TORQUE AND N1 OSCILLATIONS. REPLACED WITH SERVICEABLE FUEL CONTROL.SDR CA020712003Fadec · malfunctioned(CAN) A POWER PLANT MESSAGE WAS RECEIVED DURING INITIAL ELECTRICAL POWER UP OF THE A/C. THE CODES WERE CLEARED AND THE ENGINE GROUND RUN. NO PROBLEM WAS EVIDENT AT THAT TIME. TAKE OFF WAS BEGUN, AND ABORTED AS THE INDICATED TORQUE WENT TO 112 PERCENT FOR 2 SECSDR C1HA200281006Fuel ControlDuring climb through FL 29 the # 3 engine at fire wall thrust would only maintain 1.8 EPR N1 82 % EGT 480C N2 87% FF 3500, at 35 engine # 3 EPR 1.25 N1 65% EGT 470, N2 70% FF 2000 applied engine anti-ice and fuel heat with no change.Removed and replaced # 3 ENSDR 0202242275Valve · damagedDURING TAKEOFF ROLL AT 100 KNOTS, THE NR 2 ENGINE FLAMED OUT. AIRCRAFT RETURNED TO THE GATE. MAINTENANCE REPLACED THE NR 2 ENGINE PRESSURE AND DUMP VALVE. OPERATIONAL CHECK OK. AIRCRAFT RETURNED TO SERVICE.SDR 2002FA0000868Servo · inoperativeAFTER RECEIVING THE ENGINE BACK FROM MFG, YELLOW TAGGED, STICKERED IN THE LOG BOOK AIRWORTHY, REINSTALLED ENGINE. GROUND RUN FOR LEAKS BUT WOULD NOT IDLE SMOOTH UNTIL IDLE/MIXTURE WAS SET AT 625 RPM. OK`D TEST FLIGHT AND IT QUIT ON LANDING. THIS AIRCRAFT DSDR MALA020369Hmu · failedLT ENGINE OVERTEMP. HIGH ENERGY ABORT. MAX WAS 936. NO OVERTEMP LIGHT ILLUMINATED. REPLACED LT HMU AND T4.5 TRIMMER ADJUSTED, GPA CHECKS GOOD.SDR HEEA080209Hmu · failedWHEN ADVANCING THE THROTTLE UP FROM IDLE, COMPRESSOR STALLS. TURNING ON ENGINE ANTI-ICE WILL CAUSE PROBLEM TO GO AWAY.SDR HEEA079915Fuel Control · malfunctionedENGINE NOT RESPONDING TO MOVEMENT IN ENG. TRIM MOTOR.SDR 219PA0002Valve#2 engine would not produce calculated T/O thrust. T/O discontinued at approx. 60 kts.Verified. R&R'd #2 eng P&D valve IAW M/M73-12-1. Ops & Leak chks good. Also C/W work cardPAS-MF-25, JT8D eng. trim & data plate run. Ops chks good no defects notedSDR GLBA2002087Sense Line · failedLEFT HAND ENGINE OVER TEMPED ON TAKEOFF. FERRY FLIGHT TO CYS, REMOVED AND REPLACED RIGHT HAND ENGINE P-3 HOSE ASSY.SDR EGR2002F00009Hydromech Unit · leakingDURING FLIGHT CREW DETECTED FUEL ODOR AFTER LANDING. PILOT SAW FUEL IN THE NR 2 ENGINE COMPARTMENT. MECHANIC PINPOINTED FUEL LEAK TO THE AFT SIDE OF THE HMU COMING FROM A PLATE WITH AN ADJUSTOR/CONTROL.SDR EGR2002F00003Hydromech Unit · leakingDURING FLIGHT CREWS SMELLED FUEL FUMES AFTER LANDING AT HOSPITAL. PILOT SAW FUEL IN THE NR 2 ENGINE COMPARTMENT. CECHANIC PINPOINTED FUEL LEAK TO THE AFT SIDE OF THE HMU, COMING FROM A PLATE WITH AN ADJUST/CONTROL.SDR GLBA2002084Controller · out of adjustLEFT ENG TEMP LIMITED ON TAKEOFF. ADJUSTED TRIM STICK.SDR GLBA2002082Controller · out of adjustNR 1 ITT INDICATES HOT ENG ON CLIMB. ADJUSTED TRIM STICK.SDR EGR2002F00004Hydromech Unit · inoperativeON START UP, PILOT GOT A MECU 2 INDICATION ON THE IIDS. FAULTS WERE: STOPCMTFLT, WFHDFLT, CPU HARD FLT AND WDT HARD FLIGHT. REMOVED AND REPLACED HMU. CLEARED FAULTS.SDR HEEA080014Valve · leakingLEAKS AND OPENS INTERMITTENTLY. REPLACED WITH SERVICEABLE VALVE.SDR 02158306ShaftDuring cruise of the flight from SWF to IAD, the crew reported that the L/H engine had flamed out. The engine oil pressure had been normal and there were no abnormal engine indications prior to the flame-out. The aircraft was diverted to ABE where it was lanSDR HEEA079940Hmu · malfunctionedWHEN HMU IS PLACED IN MANUAL MODE, NG DECAYS TO 54.9 PERCENT WITH HORN COMING ON. REPLACED WITH SERVICEABLE HMU.SDR AUS20020510Sensor · faulty(AUS) NO2 ENGINE OVERSPEED SENSOR FAULTY.SDR HEEA078714Fuel Control · surgesNR 2 ENGINE SURGES. TESTED UNIT AS RECEIVED AND COULD NOT DUPLICATE PROBLEM. UNIT TESTED SATISFACTORY.SDR HEEA078713Valve · stuckSOLENOID VALVE STUCK OPEN. REPLACED WITH SERVICEABLE VALVE.SDR HEEA079030Bulb · inoperativeFADEC MANUAL SWITCH BULB INOPERATIVE. REPLACED WITH SERVICEABLE PART.SDR VQM2002F00000Fuel Control · malfunctionedPILOT REPORTED LEFT ENGINE TORQUE WAS SLOW TO RESPOND THEN ACCELLERATED RAPIDLY. REPLACED BOTH FUEL CONTROL UNIT AND ENGINE DRIVEN FUEL PUMP (SUSPECTED POSSIBLE BEARING WASH-OUT). PERFORMED GROUND RUNS SATISFACTORY.SDR QXEA0200799Valve · malfunctionedSEA- PILOT COMPLAINED OF SMOKE IN CABIN DURING ENGINE RUN. REMOVED AND REPLACED P2.5-P3 SWITCHING VALVE. RAN ENGINES, NO SMOKE NOTED. AIRCRAFT RETURNED TO SERVICE.SDR HEEA078815Hmu · failedHMU HAS METERING VALVE CIRCUIT FAULT. REPLACED WITH SERVICEABLE HMU.
Back to JASC 7320