JASC 7321
Service difficulty reports · 2,879
Reports filed under 7321 · Fuel Control/Turbine Engines, 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 = '7321' 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 = '7321' 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 UF6A950608Mjc · faultyORD - FLT 5108 - NR 2 ENGINE TORQUE DID NOT MAKE SETTING ON TAKEOFF. MAINTENANCE REPLACED THE FUEL CONTROL UNIT. (X)SDR 95ZZZX3384Fuel Control · failedLAX - NR 3 ENGINE WOULD NOT RESPOND TO THROTTLE ON APPROACH INTO LAX. MINIMUM FUEL FLOW 2500 POUNDS/HOUR WAS ALL IT WOULD PRODUCE, AT IDLE IT SPOOLED DOWN. IN-FLIGHT, ENGINE SHUT-DOWN PERFORMED; RYAN CHECKLIST AND PROCEDURES COMPLIED WITH. REMOVED AND REPLASDR SIMA951713Ecu · malfunctionedMQB - FLT 3944 - AIR TURN BACK - AFTER SETTING CTOT, THE LEFT ENGINE CONTINUED TO CLIMB TO 120 PERCENT PLUS TORQUE. CREW DEPARTED AND RETURNED TO MQB. AN OVERTORQUE INSPECTION WAS PERFORMED ALONG WITH A GROUND RUN IN WHICH THE PROBLEM COULD NOT BE DUPLICATEDSDR WTAA950212Fuel Contl Unit · failedLAX - RIGHT ENGINE LOSS OF POWER REPORTED AFTER DEPARTURE. RIGHT ENGINE TORQUE INDICATION DROPPED TO 60 PERCENT AND FLUCTUATED. AIRCRAFT RETURNED TO STATION WITHOUT INCIDENT. MAINTENANCE REMOVED AND REPLACED RIGHT ENGINE FUEL CONTROL UNIT. AIRCRAFT RETURNESDR VTZA95196Fuel Contl · failureFLT NR 6543 - IAD-ROA - ABORTED THE TAKEOFF DUE TO THE LEFT ENGINE ONLY MAKING 60 PERCENT TORQUE. AIRCRAFT RETURNED TO GATE WITH NO FURTHER INCIDENTS. MAINTENANCE REPLACED THE FUEL CONTROL UNIT. AIRCRAFT WAS RELEASED AND APPROVED FOR RETURN TO SERVICE. (M)SDR SIMA951673Eel · malfunctionedDFW - FLT 3831 - NR 1 ENGINE LOST TORQUE ON TAKEOFF ROLL DOWN TO 50 PERCENT. REMOVED AND REPLACED NR 1 EEC, PERFORMED GROUND RUNS. AIRCRAFT RELEASED FOR SERVICE. (M)SDR HEEA955179Fuel Control · defectiveENGINE HOT STARTS. REPLACED WITH SERVICEABLE FUEL CONTROL AND RETURNED AIRCRAFT TO SERVICE.SDR 95UAL727040Fuel Control · failedABORTED TAKEOFF DUE TO NR 2 ENGINE UNABLE TO MAKE TAKEOFF POWER. REPLACED FAILED FUEL CONTROL UNIT. FUNCTIONALLY CHECKED ENGINE PER JET RUNUP HANDBOOK, CHECKS OK.SDR RAIA950609Fuel Control · failedPOWER LEVER SPLIT WITH TORQUES MATCHED. ALSO, RT ENGINE POWER 22 PERCENT AT FLIGHT IDLE. MAINTENANCE REPLACED RIGHT FUEL CONTROL UNIT GROUND RUNS AND LEAK CHECK GOOD. (M)SDR 95ZZZX3334Fuel Control · malfunctionAIRCRAFT HUNG-START AT 30 PERCENT - ALL SUBSEQUENT ADJUSTMENT HAD LITTLE OR NEGATIVE EFFECT ON THE FUEL SCHEDULING. REMOVED AND REPLACED UNIT AND AIRCRAFT STARTS NOW. UNIT SENT IN FOR OVERHAUL.SDR AWXA9500359Mec · malfunctionedSNA-PHX - FLT 207 - AIRCRAFT VIBRATES EXCESSIVELY IN ALL FLIGHT REGIMENS EXCEPT WITH POWER BACK, DURING DESCENT. AIRCRAFT LANDED WITHOUT FURTHER PROBLEMS. MAINTENANCE REMOVED AND REPLACED NR 1 ENGINE MEC POWER AWA TASK CARD R8M73001. RIGGED PER AWA TASK CARSDR 95ZZZX3546Fuel Contl Unit · failedPHL/DCA - FLT 3060 - NR 1 FUEL PRESSURE CAUTION LIGHT ILLUMINATED IN-FLIGHT AND NG DROPPED TO APPROXIMATELY 40 PERCENT. THE ENGINE WAS SHUT DOWN IN-FLIGHT. THE FLIGHT CONTINUED ON TO DCA AND LANDED WITHOUT INCIDENT. REMOVED AND REPLACED NR 1 FUEL PUMP AND NSDR 95ZZZX2938Fuel Control · req lubeHOBBS 115.1. TT A/F 4861.2. ON DESCENT, LEFT ENGINE DID NOT RESPOND TO POWER REDUCTION. TROUBLESHOT, CLEANED, AND LUBRICATED F.C.U., ROD ENDS, AND LINKGAGE. OPS CHECK OKAY. FLIGHT CHECK OKAY. ENGINE T.S.O. 1369.7.SDR DL72S952462Fuel Control · malfunctionedDURING CRUISE, NR 3 ENGINE HAD FLUCTUATING FUEL FLOW AND N1, AND EPR. RETARDED THROTTLE, THEN ENGINE FLAMED-OUT. LANDED PHL WITHOUT INCIDENT. ENGINE WAS CHECKED PER MM, ALL PARAMETERS NORMAL. AS A PRECAUTION, THE FUEL CONTROL AND FUEL PUMP WERE REPLACED.SDR 95ZZZX4216Fuel Control · malfunctionENGINE STAGNATED START ON FIRST START OF THE DAY. REMOVED AND REPLACED FUEL CONTROL.SDR M3HA95011Ecu · failedHNL - FLT 800 - DURING FLIGHT, NR 2 ENGINE ECU FAULT LIGHT ILLUMINATED. CREW WAS UNABLE RESET IN FLIGHT. CAPTAIN DISCONTINUED FLIGHT AND RETURNED TO HNL. NR 2 ENGINE ECU RESET ON GROUND BY MAINTENANCE. COULD NOT DUPLICATE. (M)SDR WTAA950196Fcu · failedPSC-SEA - EN ROUTE, THE LT ENGINE TORQUE FLUCTUATION REPORTED. ACFT DIVERTED TO YKM. CREW REPORTED LT ENGINE TORQUE REMAINED AT 40 PERCENT WITH ENGINE AT FLIGHT IDLE. CREW ACCOMPLISHED INFLIGHT SHUTDOWN OF LT ENGINE. ACFT LANDED WITHOUT INCIDENT. MAINTENASDR 9508195503Fuel Control · malfunctionedDURING TAXI AND AFTER BOTH ENGINES STABILIZED, THE LEFT ENGINE SHUTDOWN BY ITSELF. RECEIVED LOW OIL PRESSURE WARNING AND LEFT ENGINE PIRMARY CONT MESSAGE. THE FUEL CONTROL WAS THEN SHUTOFF AND THERE WAS A TAILPIPE FIRE. AIRCRAFT WAS RETURNED TO GATE WHERE TSDR 95ZZZM206Fuel Control · malfunctionedMCO-ATL - FLT NR 22 - DURING CLIMB-OUT, NR 2 ENGINE N1 ACCELERATED TOWARD RED LINE, THROTTLE RETARDED AND N1 STABILIZED AT 80 PERCENT. NO RESPONSE TO THROTTLE MOVEMENT. ENGINE SHUTDOWN NORMAL AFTER AIR RETURN TO MCO. REMOVED AND REPLACED FUEL PUMP AND FUEL SDR SIMA951352Eec · malfunctionedGRB - FLT 4026 - NR 2 ENGINE TQ SURGES 30 PERCENT ON TAKEOFF. REMOVED AND INSPECTED NR 2 EEC, OPS CHECK GOOD. AIRCRAFT RETURNED TO SERVICE. (W)SDR VTZA95169Fcu · failureFLT 6284 - HPN-IAD - ABORTED THE TAKEOFF DUE TO THE RIGHT ENGINE NOT MAKING TAKEOFF TORQUE. AIRCRAFT RETURNED TO GATE WITH NO FURTHER INCIDENTS. MAINTENANCE REPLACED THE RT FCU. AIRCRAFT WAS THEN RELEASED FOR A FERRY FLIGHT TO IAD DUE TO THE RIGHT ENGINE VESDR VTZA95167Fuel Contl Unit · failedFLT 6362 - SYR-IAD - TAKEOFF ABORTED DUE TO THE LEFT ENGINE MAKING ONLY 65 PERCENT TORQUE. AIRCRAFT RETURNED TO GATE WITH NO FURTHER INCIDENTS. MAINTENANCE REMOVED AND REPLACED THE FUEL CONTROL UNIT. AIRCRAFT WAS RELEASED AND APPROVED FOR RETURN TO SERVICE.SDR SWIA95576Eec · malfunctionedLT EEC FAILED ONCE ON TAKEOFF. ABORTED TAKE OFF. DEFERRED PER MEL 73-11-1. CHECKED CANNON PLUG AT LEFT ENGINE EEC. CHECKS OK. CLEAN OUT WIRING. CHECKS GOOD. RAN ENGINE. OPS CHECKS GOOD.SDR DL757952017Eec · failedON DESCENT INTO MSP, NR 2 ENGINE FLAMED-OUT, HAD SUCCESSFULL RESTART, LANDED MSP. PER FIM REPLACED EEC, ALT AND RT PDIU PER M/M. RUN UP OK PER M/M.SDR EKGA9520836Fuel Control · defectiveFCU WILL NOT PRODUCE MINIMUM ROTOR RPM.SDR F6LM9595Fuel Control · malfunctionNG/TQ OCCILLATIONS DURING CRUSE. SUBSTITUTED FCU WITH ANOTHER AIRCRAFT, PROBLEM FOLLOWED FCU. INSTALLED RENTAL FCU.SDR SWAA950328Fuel Control · malfunctionedAFTER TAKEOFF, EXPERIENCED NR 2 ENGINE POWER FLUCTUATION AT ALL SETTINGS. AIRCRAFT RETURNED TO HOU AND MADE AN UNEVENTFUL LANDING. REPLACED NR 2 ENGINE FUEL CONTROL UNIT PER BOEING M/M.SDR SIMA951212Eec · inopDFW - FLT 3851 - DURING TAKEOFF, RIGHT ENGINE TORQUE 15 PERCENT LOW. CREW ABORTED AND RETURNED TO THE GATE. REMOVED AND REPLACED RIGHT EEC. PERFORMED GROUND RUNS. AIRCRAFT RETURNED TO SERVICE. PART TOTAL CYCLES, 179. (X)SDR SIMA951211Mfcu · failedORD - FLT 4298 - AFTER CRUISE POWER WAS SELECTED. THE RIGHT ENGINE TORQUE SURGED 70 PERCENT. AIRCRAFT RETURNED TO ORD. NO EMERGENCY DECLARED. REPLACED RT ENGINE MFCU AND FUEL PUMP, GROUND AND FLIGHT TEST SATISFACTORY. AIRCRAFT RETURNED TO SERVICE. (W)SDR 95ZZZX2355Fuel Control · failedLAX - FLT 841 - DURING APPROACH, NR 1 ENGINE, SN 4162, SPUN DOWN. SHUT DOWN ENGINE. REPLACED NR 1 ENGINE FUEL PUMP, MFG PN 373401-26, AND FUEL CONTROL, MFG PN 747999-5. ENGINE GROUND RUN UP OPERATION CHECKED NORMAL. CHECK C-2 - 1-29-95 - MCI.SDR 96ZZZX996Control Unit · defectiveTORQUE, N1 AND ITT FLUCTUATION ON BOTH POWER SECTIONS.SDR 95ZZZX2524Fuel Control · air leaksDURING FINAL APPROACH, M/R RPM DROOPS. PILOT MADE SOFT LANDING ON THE RUNWAY. INSPECTED AND PNEUMATIC LEAK CHECK AND FOUND AIR LEAKS FROM GOVERNOR BELLOWS OF THE FUEL CONTROL UNIT. REMOVED AND REPLACED WITH SERVICEABLE FCU. PERFORMED RUN-UP LEAK CHECK AND SDR HEEA954822Fuel Control · malfunction#1 ENGINE OSCILLATING 10% ABOVE 55% TORQUE. REPLACED WITH SERVICEABLE FUEL CONTROL.SDR 95ZZZX2512Fuel Control · leaksAFTER LANDING, PILOTS NOTED FUEL LEAK FROM ENGINE DRAIN. LEAK ISOLATED TO FCU/FUEL PUMP DRAIN. REMOVED AND REPLACED FCU/FUEL PUMP. AIRCRAFT RETURNED TO SERVICE.SDR 95ZZZX3069Fuel Control · failedLAX - IN-FLIGHT ENGINE FAILURE (LT ENGINE). REMOVED AND REPLACED LT ENGINE FUEL CONTROL UNIT. ENGINE RUN-UP CHECK OKAY.SDR WTAA950165Fcu · failedSMF - LEFT ENGINE UNCOMMANDED INCREASE IN TORQUE FROM 40 PERCENT TO 100 PERCENT IN-FLIGHT. TORQUE REDUCED TO 30 PERCENT WITH PROPELLER BROUGHT TO FLIGHT IDLE POSITION. AIRCRAFT LANDED WITHOUT INCIDENT. MAINTENANCE REMOVED AND REPLACED LEFT ENGINE FUEL CONTRSDR SIMA951061Eec · failedSGF/DFW - FLT 3948 - ON CLIMB-OUT, RT ENGINE TORQUE BEGAN FLUCTUATING. CREW ELECTED TO RETURN TO SGF AND REQUESTED PRIORITY HANDLING FROM ATC. LANDING WAS MADE WITHOUT INCIDENT. PART TOTAL CYCLES 112. (X)SDR 9505719878Fuel Control · failedON TAKEOFF, THE NR 1 ENGINE EPR AND N1 ROLLED BACK TO IDLE. THE TAKEOFF WAS ABORTED AND THE AIRCRAFT RETURNED TO THE GATE. MAINTENANCE REPLACED THE FUEL CONTROL UNIT AND THE ENGINE WAS RUNUP AND CHECKED OK. AIRCRAFT RETURNED TO SERVICE.SDR WTAA950159Fuel Contl Unit · failedACV - RIGHT ENGINE FLUCTUATING TORQUE AND EGT INDICATIONS REPORTED DURING CLIMB-OUT. AIRCRAFT RETURNED TO STATION WITHOUT INCIDENT. MAINTENANCE REMOVED AND REPLACED RIGHT ENGINE FUEL CONTROL UNIT. ENGINE OPERATION NORMAL DURING GROUND RUN. AIRCRAFT RETURNESDR 9505665518Eec Stator · failedDURING CRUISE, RECEIVED 'R ENG SEC CONT' MESSAGE AND LOST OIL TEMPERATURE INDICATIONS. AIRCRAFT DIVERTED TO DTW. RIGHT EEC STATOR WAS REPLACED AND THE AIRCRAFT CHECK OK FOR SERVICE.SDR EGRA9524Fuel Control · malfunctionFUEL CONTROL REQUIRES INTERNAL ADJUSTMENT TO START DERICH AND ACCEL. FUEL CONTROL SENT TO AIRWORK FOR REPAIR. UNIT REPAIRED BY AIRWORK UNDER WORK ORDER # V04689. UNIT RETURNED TO KEYSTONE AND PERFORMED OPERATIONAL CHECKS. OP CHECKED GOOD.SDR 95ZZZX2202Fuel Control · failedON FINAL APPROACH WHEN POWER WAS APPLIED, NR 2 ENGINE TORQUE STOPPED AT 55. REPLACED FUEL CONTROL. 250C20 IPC FIGURE 9, ITEM 91.SDR 95ZZZX2200Fuel Control · malfunctionPILOT REPORTED TORQUE SPLITS AFTER TAKEOFF. UNABLE TO MATCH TORQUES. NR 2 ENGINE SURGING. REPLACED FUEL CONTROL.SDR COM31053Ecu · defectiveWHEN CONDITION LEVER ADVANCED TO MAX, THE PROPELLER UNIT WENT TO AN OVERSPEED CONDITION. REPLACED THE ENGINE ELECTRONIC CONTROL UNIT.SDR 95ZZZX1856Control Unit · malfunctionedPIT - FLT 0233 - LOW POWER ON THE RIGHT ENGINE ON CLIMB-OUT. FLIGHT RETURNED TO PIT. SINGLE ENGINE TIME WAS TWELVE MINUTES. FLIGHT LANDED WITHOUT FURTHER INCIDENT. MAINTENANCE REPLACED THE RIGHT ENGINE FUEL PUMP. THE RIGHT ENGINE FUEL CONTROL UNIT WAS ALSSDR 95ZZZX2089Screw · failedON DAILY SERVICE CHECK, FOUND INBOARD SCREW WHICH SECURES BYPASS VALVE RETAINING PLATE TO THE FUEL CONTROL BODY WAS FOUND WITH HEAD BROKEN OFF. CAUSE UNKNOWN. COMPLETE FUEL CONTROL WITH BROKEN SCREW WAS SENT TO ALLIED SIGNAL - BENDIX FOR EVALUATION. CEB'S 7SDR 9505122289Fuel Control · malfunctionedAS AIRCRAFT STARTED TO DESCEND FROM FL370, THE NR 2 ENGINE FLAMED OUT. THE CREW NOTED '0' FUEL FLOW ON TWO RESTART ATTEMPTS. THE ENGINE WINDMILLED FOR APPROXIMATELY 30 MINUTES WITH AN INDICATED OIL PRESSURE OF 15 PSI. MAINTENANCE REPLACED THE FUEL CONTROL ASDR 95ZZZX1752Pilot Valve · seizedRECEIVED PILOT VALVES AND HOUSING GROUP WITH SPEED GOVERNING PILOT VALVE SEIZED IN HOUSING BORE. (REF. FIG. 13 OF CMM 73-21-05, ITEM 260. SEIZED IN BORE OF ITEM 275). NOTE: THIS 'PILOT VALVES AND HOUSING GROUP' CAN BE INSTALLED IN A NUMBER OF JFC 60 MODELS:SDR DL757951324Control · faultyON LANDING WITH SPOILERS UNARMED AND THROTTLES AT REVERSE, HAD RIGHT ROLLING MOVEMENT ON ROLLOUT. TROUBLESHOT SPOILER SYSTEM COULD NOT FIND PROBLEMS. FLIGHT DATA RECORDED SHOWED LEFT ENGINE REVERSER DEPLOYED 5 SECONDS AFTER THE RIGHT REVERSER DEPLOYED, THIS SDR C2XA95CL046Fuel Control · malfunctionFLT NR 3470 - ALB-ALB - NR 2 ENGINE FAILED AFTER TAKEOFF. FIRST PARTIAL POWER LOSS, THEN FULL POWER SURGED BACK, THEN TOTAL POWER LOSS, NO COCKPIT FIRE INDICATIONS. MAINTENANCE REMOVED AND REPLACED NR 2 FUEL CONTROL UNIT AND FUEL PUMP. OPS CHECK GOOD. AIRC
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